Vol 3 _Jordan POL_Specifications_CDC.pdf

Request for Proposal

W912ER-20-R-0014

Specifications for

Bulk POL Storage UD 2.4, Jordan

Volume 3 Divisions 23 - 33

US Army Corps of Engineers Middle East District

JORDAN MSAB BULK POL STORAGE Contract Documents Complete (CDC) W912ER-20-R-0014 September 2021

PROJECT TABLE OF CONTENTS

DI VI SI ON 01 - GENERAL REQUI REMENTS

01 11 00 08/19 SUMMARY OF WORK

01 14 00 10/17 WORK RESTRICTIONS

01 15 00.12 10 10/15 SUPPLEMENTARY REQUIREMENTS

01 30 00 08/15 ADMINISTRATIVE REQUIREMENTS

01 32 17.12 10 MED 2/2017 COST-LOADED NETWORK ANALYSIS SCHEDULES

(NAS)

01 33 00 SUBMITTAL PROCEDURES

01 33 23.33 08/18 AVIATION FUEL SYSTEM SPECIFIC

SUBMITTAL REQUIREMENTS

01 35 26 11/15 (June 2020 MED) GOVERNMENTAL SAFETY REQUIREMENTS

01 42 00 02/19 SOURCES FOR REFERENCE PUBLICATIONS

01 42 15 02/14 METRIC MEASUREMENTS

01 45 00.00 10 02/10 QUALITY CONTROL

01 45 00.15 10 11/16 RESIDENT MANAGEMENT SYSTEM CONTRACTOR

MODE (RMS CM)

01 50 00 08/09 TEMPORARY CONSTRUCTION FACILITIES AND

CONTROLS

01 57 19.12 10 05/20 TEMPORARY ENVIRONMENTAL CONTROLS

01 58 00 08/19 PROJECT IDENTIFICATION

01 78 00 08/11 CLOSEOUT SUBMITTALS

01 78 23 08/15 OPERATION AND MAINTENANCE DATA

01 78 23.33 08/18 OPERATION AND MAINTENANCE MANUALS FOR

AVIATION FUEL SYSTEMS

01 91 00.15 10 05/19 TOTAL BUILDING COMMISSIONING

DI VI SI ON 03 - CONCRETE

03 30 00 02/19 CAST-IN-PLACE CONCRETE

03 45 00 05/16 PRECAST ARCHITECTURAL CONCRETE

DI VI SI ON 05 - METALS

05 12 00 08/18 STRUCTURAL STEEL

05 30 00 05/15 STEEL DECKS

05 40 00 05/15 COLD-FORMED METAL FRAMING

05 50 13 05/17 MISCELLANEOUS METAL FABRICATIONS

05 51 00 02/17 METAL STAIRS

05 51 33 02/16 METAL LADDERS

05 52 00 02/18 METAL RAILINGS

05 59 10 08/18 ROLLING COVER FOR AVIATION REFUELING

VAULTS

DI VI SI ON 06 - WOOD, PLASTI CS, AND COMPOSI TES

06 10 00 08/16 ROUGH CARPENTRY

06 41 16.00 10 08/10 PLASTIC-LAMINATE-CLAD ARCHITECTURAL

CABINETS

DI VI SI ON 07 - THERMAL AND MOI STURE PROTECTI ON

07 05 23 08/19 PRESSURE TESTING AN AIR BARRIER SYSTEM

FOR AIR TIGHTNESS

07 11 13 08/11 BITUMINOUS DAMPPROOFING

07 13 53 02/16 ELASTOMERIC SHEET WATERPROOFING

07 21 13 02/16 BOARD AND BLOCK INSULATION

PROJECT TABLE OF CONTENTS Page 1 D3295600

07 22 00 02/16 ROOF AND DECK INSULATION

07 27 10.00 10 08/19 BUILDING AIR BARRIER SYSTEM

07 42 13 05/11 METAL WALL PANELS

07 51 13 05/12 BUILT-UP ASPHALT ROOFING

07 60 00 05/17 FLASHING AND SHEET METAL

07 61 14.00 20 08/16 STEEL STANDING SEAM ROOFING

07 84 00 05/10 FIRESTOPPING

07 92 00 08/16 JOINT SEALANTS

DI VI SI ON 08 - OPENI NGS

08 11 13 02/10 STEEL DOORS AND FRAMES

08 51 23 08/11 STEEL WINDOWS

08 71 00 02/16 DOOR HARDWARE

08 81 00 05/19 GLAZING

08 91 00 05/11 METAL WALL LOUVERS

DI VI SI ON 09 - FI NI SHES

09 22 00 02/10 SUPPORTS FOR PLASTER AND GYPSUM BOARD

09 29 00 08/16 GYPSUM BOARD

09 51 00 08/17 ACOUSTICAL CEILINGS

09 65 00 08/10 RESILIENT FLOORING

09 67 23.16 08/10 FUEL RESISTIVE RESINOUS FLOORING,

5-COAT SYSTEM

09 90 00 05/11 PAINTS AND COATINGS

09 97 13.00 40 11/14 STEEL COATINGS

09 97 13.15 02/15 LOW VOC POLYSULFIDE INTERIOR COATING

OF WELDED STEEL PETROLEUM FUEL TANKS

09 97 13.17 02/10, CHG 1: 08/17 THREE COAT EPOXY INTERIOR COATING OF

WELDED STEEL PETROLEUM FUEL TANKS

09 97 13.27 02/21 HIGH PERFORMANCE COATING FOR STEEL

STRUCTURES

DI VI SI ON 10 - SPECI ALTI ES

10 14 00.10 08/17 EXTERIOR SIGNAGE

10 14 00.20 08/17 INTERIOR SIGNAGE

10 26 00 08/17 WALL AND DOOR PROTECTION

10 28 13 08/17 TOILET ACCESSORIES

10 44 16 05/15 FIRE EXTINGUISHERS

DI VI SI ON 13 - SPECI AL CONSTRUCTI ON

13 48 00 05/18 SEISMIC BRACING FOR MISCELLANEOUS

EQUIPMENT

DI VI SI ON 21 - FI RE SUPPRESSI ON

21 13 13.00 10 05/09 WET PIPE SPRINKLER SYSTEM, FIRE

PROTECTION

DI VI SI ON 22 - PLUMBI NG

22 00 00 11/15 PLUMBING, GENERAL PURPOSE

DI VI SI ON 23 - HEATI NG, VENTI LATI NG, AND AI R CONDI TI ONI NG ( HVAC)

23 00 00 08/18 AIR SUPPLY, DISTRIBUTION, VENTILATION,

PROJECT TABLE OF CONTENTS Page 2

AND EXHAUST SYSTEMS

23 05 48.19 05/18 SEISMIC BRACING FOR HVAC

23 05 93 11/15 TESTING, ADJUSTING, AND BALANCING FOR

HVAC

23 07 00 02/13 THERMAL INSULATION FOR MECHANICAL

SYSTEMS

23 09 53.00 20 02/10 SPACE TEMPERATURE CONTROL SYSTEMS

23 23 00 10/07 REFRIGERANT PIPING

23 81 00 05/18 DECENTRALIZED UNITARY HVAC EQUIPMENT

DI VI SI ON 25 - I NTEGRATED AUTOMATI ON

25 05 11.21 11/17 CYBERSECURITY FOR FACILITY-RELATED

CONTROL SYSTEMS FIRE, LIFE, SAFETY

25 05 11.23 11/17 CYBERSECURITY FOR FACILITY-RELATED

CONTROL SYSTEMS UTILITY MONITORING

CONTROL SYSTEM TO INCLUDE PLCS AND UPS

FOR POL FUEL SYSTEMS

DI VI SI ON 26 - ELECTRI CAL

26 00 00.00 20 07/06 BASIC ELECTRICAL MATERIALS AND METHODS

26 05 48.00 10 10/07 SEISMIC PROTECTION FOR ELECTRICAL

EQUIPMENT

26 08 00 08/08 APPARATUS INSPECTION AND TESTING

26 11 16 02/10, CHG 2: 11/19 SECONDARY UNIT SUBSTATIONS

26 20 00 08/19 INTERIOR DISTRIBUTION SYSTEM

26 24 13 05/15 SWITCHBOARDS

26 28 01.00 10 10/07 COORDINATED POWER SYSTEM PROTECTION

26 32 15.00 10 10/07 DIESEL-GENERATOR SET STATIONARY

100-2500 KW, WITH AUXILIARIES

26 41 00 11/13 LIGHTNING PROTECTION SYSTEM

26 42 13.00 20 04/06 CATHODIC PROTECTION BY GALVANIC ANODES

26 42 14.00 10 08/09 CATHODIC PROTECTION SYSTEM

(SACRIFICIAL ANODE)

26 42 17.00 10 11/08 CATHODIC PROTECTION SYSTEM (IMPRESSED

CURRENT)

26 42 19.00 20 04/06 CATHODIC PROTECTION BY IMPRESSED

CURRENT

26 51 00 05/16 INTERIOR LIGHTING

26 56 00 05/13 EXTERIOR LIGHTING

DI VI SI ON 27 - COMMUNI CATI ONS

27 10 00 08/11 BUILDING TELECOMMUNICATIONS CABLING

SYSTEM

DI VI SI ON 28 - ELECTRONI C SAFETY AND SECURI TY

28 31 64.00 10 08/09 FIRE DETECTION AND ALARM SYSTEM,

ADDRESSABLE

DI VI SI ON 31 - EARTHWORK

31 00 00 08/08 EARTHWORK

31 05 19 08/08 GEOTEXTILE

DI VI SI ON 32 - EXTERI OR I MPROVEMENTS

PROJECT TABLE OF CONTENTS Page 3

32 11 23 08/17 AGGREGATE BASE COURSES

32 12 13 05/17 BITUMINOUS TACK AND PRIME COATS

32 12 16 08/09 HOT-MIX ASPHALT (HMA) FOR ROADS

32 13 13.06 11/11 PORTLAND CEMENT CONCRETE PAVEMENT FOR

ROADS AND SITE FACILITIES

32 13 73.19 11/19 COMPRESSION CONCRETE PAVING JOINT

SEALANT

32 16 19 05/18 CONCRETE CURBS AND SIDEWALKS

32 17 23 08/16 PAVEMENT MARKINGS

32 31 13.53 02/20 HIGH-SECURITY FENCES (CHAIN LINK) AND

GATES

DI VI SI ON 33 - UTI LI TI ES

33 08 53 08/18 AVIATION FUEL DISTRIBUTION SYSTEM

START-UP

33 09 55 08/18 AVIATION FUEL PUMP CONTROL AND

ANNUNCIATION SYSTEM (CUT AND COVER

TANKS)

33 11 00 02/18 WATER UTILITY DISTRIBUTION PIPING

33 30 00 05/18 SANITARY SEWERAGE

33 32 17 02/11 REMOTE CONTAINMENT BASINS

33 40 00 02/10 STORM DRAINAGE UTILITIES

33 52 23.15 11/18 POL SERVICE PIPING WELDING

33 52 43.11 08/18 AVIATION FUEL MECHANICAL EQUIPMENT

33 52 43.12 08/18 AVIATION FUEL PANTOGRAPHS

33 52 43.13 08/18 AVIATION FUEL PIPING

33 52 43.14 08/18 AVIATION FUEL CONTROL VALVES

33 52 43.23 08/18 AVIATION FUEL PUMPS

33 52 43.28 08/18 FILTER SEPARATOR, AVIATION FUELING

SYSTEM

33 52 80 02/10 LIQUID FUELS PIPELINE COATING SYSTEMS

33 56 10 05/19 FACTORY-FABRICATED FUEL STORAGE TANKS

33 56 21.17 11/18 SINGLE WALL ABOVEGROUND FIXED ROOF

STEEL POL STORAGE TANK

33 57 55 11/18 FUEL SYSTEM COMPONENTS (NON-HYDRANT)

33 58 00 04/08 LEAK DETECTION FOR FUELING SYSTEMS

33 71 02 02/15 UNDERGROUND ELECTRICAL DISTRIBUTION

33 82 00 04/06 TELECOMMUNICATIONS OUTSIDE PLANT (OSP)

-- End of Project Table of Contents --

PROJECT TABLE OF CONTENTS Page 4

SECTION TABLE OF CONTENTS

DIVISION 23 - HEATING, VENTILATING, AND AIR CONDITIONING (HVAC)

SECTION 23 09 53.00 20

SPACE TEMPERATURE CONTROL SYSTEMS

02/10

PART 1 GENERAL

1.1 REFERENCES

1.2 SUBCONTRACTOR SPECIAL REQUIREMENTS

1.3 SYSTEM DESCRIPTION

1.4 SYSTEM REQUIREMENTS

1.5 CENTRALIZED DIRECT DIGITAL CONTROL (DDC) SYSTEMS

1.6 PERFORMANCE REQUIREMENTS

1.7 DESIGN REQUIREMENTS

1.7.1 Control System Diagrams

1.7.2 Ladder Diagram

1.7.3 Operating Parameters

1.7.4 Damper Schedules

1.7.5 Wiring Diagram

1.7.6 Sequence of Operation

1.7.7 Arrangement Drawing

1.8 SUBMITTALS

1.9 QUALITY ASSURANCE

1.9.1 Standard Products

1.9.2 Nameplates and Tags

1.9.3 Verification of Dimensions

1.9.4 Modification of References

1.9.5 Site Testing Procedures

1.9.6 Commissioning Procedures

1.9.7 Calibration Adjustment and Commissioning Reports

1.9.8 Space Temperature Control System

PART 2 PRODUCTS

2.1 COMPONENTS

2.2 ACTUATORS

2.2.1 Damper Actuators

2.2.2 Positive Positioners

2.3 DAMPERS

2.3.1 Damper Assembly

2.3.2 Operating Links

2.4 SENSORS

2.4.1 Spans and Ranges

2.4.2 Temperature Sensors

2.4.2.1 Resistance Temperature Detectors (RTD's)

2.4.2.2 Continuous Averaging RTD's

2.4.2.3 RTD Transmitter

2.5 THERMOSTATS

2.5.1 Ranges

2.5.2 Nonmodulating Electric Room Thermostats

2.5.3 Nonmodulating Capillary Thermostats and Aquastats

SECTION 23 09 53.00 20 Page 1

2.5.4 Modulating Capillary Thermostats

2.6 INDICATING DEVICES

2.6.1 Thermometers

2.7 CONTROLLERS

2.7.1 Single-Loop Controllers

2.7.1.1 Controller Features

2.7.1.2 Controller Parameter Input and Display

2.7.1.3 Controller Electrical Requirements

2.7.1.4 Controller Accuracy

2.7.1.5 Controller Self Tuning

2.7.1.6 Controller Manual Tuning

2.7.2 Analog Electronic Controllers

2.8 CONTROL DEVICES AND ACCESSORIES

2.8.1 Function Modules

2.8.1.1 Minimum Position Switches and Temperature Setpoint Devices

2.8.1.2 Signal Inverter Modules

2.8.1.3 High-Low Signal Selector Modules

2.8.1.4 Sequencer Modules

2.8.2 Relays

2.8.3 Time-Delay Relays

2.8.4 Time Clocks

2.8.5 Override Timer

2.8.6 Regulated Power Supplies

2.8.7 Transformers

2.8.8 Pilot Lights and Manual Switches

2.9 HVAC SYSTEM CONTROL PANELS

2.9.1 Panel Assembly

2.9.2 Panel Electrical Requirements

2.9.3 Enclosures

2.9.4 Mounting and Labeling

2.9.5 Wiring

2.10 CONTROL WIRING

2.10.1 Wiring

PART 3 EXECUTION

3.1 INSTALLATION

3.1.1 Sensors

3.1.1.1 Room Sensors

3.1.1.2 Duct Temperature Sensors

3.1.2 Damper Actuators

3.1.3 Wiring

3.1.4 Control Drawings

3.2 ADJUSTMENTS

3.3 FIELD QUALITY CONTROL

3.3.1 Test Reporting

3.3.2 Contractor's Field Testing

3.3.2.1 Wiring Integrity Tests

3.3.2.2 System Inspection

3.3.2.3 Calibration Accuracy and Operation of Input Test

3.3.2.4 Operation of Output Test

3.3.2.5 Actuator Range Adjustment

3.3.3 Coordination With HVAC System Balancing

3.3.4 Field Test Documentation

3.3.5 Performance Verification Test

3.3.6 Opposite Season Test

3.4 TRAINING

3.4.1 Training Course Documentation

3.4.2 Operator Training I

SECTION 23 09 53.00 20 Page 2

3.4.3 Operator Training II

3.4.4 Operator Training III

3.4.5 System Maintenance Training

3.5 QUALIFIED SERVICE ORGANIZATION LIST

3.6 COMMISSIONING

-- End of Section Table of Contents --

SECTION 23 09 53.00 20 Page 3

THIS PAGE INTENTIONALLY LEFT BLANK

SECTION 23 09 53.00 20 Page 4

SECTION 23 09 53.00 20

SPACE TEMPERATURE CONTROL SYSTEMS

02/10

PART 1 GENERAL

1.1 REFERENCES

The publications listed below form a part of this specification to the extent referenced. The publications are referred to within the text by the basic designation only.

AIR MOVEMENT AND CONTROL ASSOCIATION INTERNATIONAL, INC. (AMCA)

AMCA 500-D (2018) Laboratory Methods of Testing Dampers for Rating

ASME INTERNATIONAL (ASME)

ASME B31.1 (2018) Power Piping

ASME B31.5 (2016) Refrigeration Piping and Heat Transfer Components

NATIONAL ELECTRICAL MANUFACTURERS ASSOCIATION (NEMA)

NEMA 250 (2018) Enclosures for Electrical Equipment (1000 Volts Maximum)

NEMA ST 1 (1988; R 1994; R 1997) Specialty Transformers (Except General Purpose Type)

NATIONAL FIRE PROTECTION ASSOCIATION (NFPA)

NFPA 70 (2017; ERTA 1-2 2017; TIA 17-1; TIA 17-2;

TIA 17-3; TIA 17-4; TIA 17-5; TIA 17-6;

TIA 17-7; TIA 17-8; TIA 17-9; TIA 17-10;

TIA 17-11; TIA 17-12; TIA 17-13; TIA

17-14; TIA 17-15; TIA 17-16; TIA 17-17 )

National Electrical Code

NFPA 90A (2018) Standard for the Installation of Air Conditioning and Ventilating Systems

SHEET METAL AND AIR CONDITIONING CONTRACTORS' NATIONAL ASSOCIATION

(SMACNA)

SMACNA 1966 (2005) HVAC Duct Construction Standards Metal and Flexible, 3rd Edition

U.S. FEDERAL COMMUNICATIONS COMMISSION (FCC)

FCC Part 15 Radio Frequency Devices (47 CFR 15)

SECTION 23 09 53.00 20 Page 5

UNDERWRITERS LABORATORIES (UL)

UL 508 (2018) UL Standard for Safety Industrial Control Equipment

1.2 SUBCONTRACTOR SPECIAL REQUIREMENTS

Perform all work in this section in accordance with the paragraph SUBCONTRACTOR SPECIAL REQUIREMENTS in Section 01 30 00 ADMINISTRATIVE REQUIREMENTS. The paragraph specifies that all contract requirements of this section shall be accomplished directly by a first tier subcontractor. No work required shall be accomplished by a second tier subcontractor.

1.3 SYSTEM DESCRIPTION

Provide new space temperature control systems complete and ready for operation.

1.4 SYSTEM REQUIREMENTS

Provide control systems composed of any combination of electric or analog electronic. Indicated control system devices of a particular type do not intend a requirement for the device unless the requirement is specifically indicated. Requirements apply to field installed control systems.

1.5 CENTRALIZED DIRECT DIGITAL CONTROL (DDC) SYSTEMS

DDC systems are not permitted. Microprocessor-based single-loop controllers, unitary control system, and room thermostats may be used provided that the devices are manually configurable by the use of device firmware and require no software written by the Contractor for their application and use.

1.6 PERFORMANCE REQUIREMENTS

Provide control systems to maintain the required heating, ventilating, and cooling (HVAC) conditions by performing the functions and sequences of operations indicated. Control systems shall be complete, including all equipment and appurtenances, and ready for operation. Control systems shall be furnished, installed, tested, calibrated, and started up by, or under the supervision of trained technicians certified by the Contractor as qualified and regularly employed in such work. Control system equipment, valves, panels and dampers shall bear the manufacturer's nameplate.

1.7 DESIGN REQUIREMENTS

1.7.1 Control System Diagrams

For each system, indicate HVAC process flow and location of devices relative to flow and to the HVAC control panel, the connections of control devices in control loops, references of control device contacts and device operating coils to line numbers of a ladder diagram and sequencing diagrams showing the operation of valves, dampers, and contacts relative to controller output, and HVAC process variables.

SECTION 23 09 53.00 20 Page 6

1.7.2 Ladder Diagram

Indicate connections and interlocks to control system devices and other devices such as starters, drives, HVAC control system panels, and HVAC equipment panels. Diagram shall be coordinated by line number and device number with each control system diagram.

1.7.3 Operating Parameters

Indicate operating parameters for devices shown on the control system diagram such as setpoints, ranges, limits, differentials, outside air temperature schedules, contact operating points, and HVAC equipment operating time schedules.

1.7.4 Damper Schedules

Indicate damper sizes, quantities and sizes of actuators, spring ranges, positioner ranges, operating signal characteristics, and power source.

1.7.5 Wiring Diagram

Indicate terminal blocks, wire marker identification, connections to control system devices, external and internal power sources, and connections to external devices, starters, drives, control panels, jumpers, and ground connections.

1.7.6 Sequence of Operation

Sequence of operation for each HVAC control system coordinated with device identifiers on control system diagram and ladder diagram.

1.7.7 Arrangement Drawing

Arrangement diagram of each HVAC control system panel coordinated with device identifiers on the control system diagram and the ladder diagram.

1.8 SUBMITTALS

Government approval is required for submittals with a "G" designation;

submittals not having a "G" designation are for information only. When used, a designation following the "G" designation identifies the office that will review the submittal for the Government. Submit the following in accordance with Section 01 33 00 SUBMITTAL PROCEDURES:

SD-02 Shop Drawings

Control System Diagrams for each HVAC system; G M

Ladder Diagram; G M

Operating Parameters; G M

Damper Schedules; G M

Sequence of Operation; G M

Arrangement Drawing; G M

Wiring Diagram; G M

SECTION 23 09 53.00 20 Page 7

SD-03 Product Data

Actuators

Dampers

Sensors

Thermostats

Indicating Devices

Controllers

Control Panels

SD-06 Test Reports

Commissioning Procedures; G M

Calibration Adjustment And Commissioning Reports; G M

Site Testing Procedures Identifying Each Item Tested and Describing Each Test; G M

Performance Verification Test plans and procedures; G M

SD-07 Certificates

Certification of Completion

SD-08 Manufacturer's Instructions

Training Course Documentation

SD-10 Operation and Maintenance Data

Space Temperature Control System, Data Package 3; G R

Submit in accordance with Section 01 78 23 OPERATION AND

MAINTENANCE DATA.

SD-11 Closeout Submittals

Qualified Service Organization List; G M/R

1.9 QUALITY ASSURANCE

1.9.1 Standard Products

a. Material and equipment shall be standard products of manufacturers regularly engaged in the manufacturing of such products, using similar materials, design and workmanship. The standard products shall have been in satisfactory commercial or industrial use for 2 years prior to bid opening. The 2-year use shall include applications of similarly sized equipment and materials used under similar circumstances.

SECTION 23 09 53.00 20 Page 8

The 2 years' experience must be satisfactorily completed by a product which has been sold or is offered for sale on the commercial market through advertisements, manufacturers' catalogs, or brochures. Products having less than a 2-year field service record will be acceptable if a certified record of satisfactory field operation, for not less than 6000 hours exclusive of the manufacturer's factory tests, can be shown.

b. The equipment items shall be supported by a service organization.

1.9.2 Nameplates and Tags

a. Provide nameplates bearing legends as shown and tags bearing device unique identifiers as shown shall have engraved or stamped characters. Nameplates shall be mechanically attached to HVAC control panel doors.

b. A plastic or metal tag shall be mechanically attached directly to each field-mounted device or attached by a metal chain or wire .

c. Each airflow measurement station shall have a tag showing flow rate range for signal output range, duct size, and device identifier where shown.

1.9.3 Verification of Dimensions

Contractor shall become familiar with details of work, shall verify dimensions in the field, and shall advise Contracting Officer of any discrepancy before performing work.

1.9.4 Modification of References

Accomplish work in accordance with ASME B31.1 , ASME B31.5 , NFPA 70 , and NFPA 90A, except as modified herein or indicated otherwise for equipment, materials, installation, examination, inspection, and testing. Consider the advisory or recommended provisions to be mandatory, as though the word "shall" had be substituted for the words "should" or "could" or "may," wherever they appear. Interpret reference to "authority having jurisdiction" and "owner" to mean the Contracting Officer.

1.9.5 Site Testing Procedures

Indicate test equipment to be used including manufacturers' names and model numbers, date of last calibration, and accuracy of calibration.

1.9.6 Commissioning Procedures

Define procedures specific to each control system including instructions on how to set control parameters and setpoints, proportional, integral and derivative mode constants, contact output settings, positioner range adjustments, and calibration checks of transmitters

1.9.7 Calibration Adjustment and Commissioning Reports

Submit specific to each HVAC control system, including settings adjustments and results of calibration checks

SECTION 23 09 53.00 20 Page 9

1.9.8 Space Temperature Control System

In addition to the requirements specified in the paragraph SUBMITTALS, meet the following requirements. Submit Operation and Maintenance Manuals for items of equipment listed under paragraph PRODUCT DATA. Manual shall contain full hardware support documentation, which shall include but not be limited to the following:

a. General description and specifications

b. Installation and initial checkout procedures

c. Detailed electrical and logical description

d. Troubleshooting procedures, diagrams, and guidelines

e. Alignment and calibration procedures for components

f. Preventive maintenance requirements and a maintenance checklist

g. Detailed schematics and assembly drawings

h. Spare parts list data, including required tool kits and suggested method of repairs such as field repair, factory repair, or item replacement

i. Signal identification and timing diagrams

j. Complete as-built control drawings, schedules, and sequence of operation

k. Controller configuration and parameter setting procedures

l. Step-by-step procedures required for each HVAC control systems startup, operation, shutdown, recovery, and fault diagnosis

m. Manufacturer supplied operator manuals for equipment

n. Qualified service organization list

PART 2 PRODUCTS

2.1 COMPONENTS

Provide components factory ordered for this project. Rebuilt equipment, warehoused equipment, or earlier generation equipment shall not be acceptable. Electrical and electronic devices not located within control panels shall have a NEMA 250 Type 1 enclosure in accordance with NEMA 250 unless otherwise specified. Actuators and positive positioners, and transmitters shall operate within temperature limit ratings of plus 2 to 66 degrees C. Panel mounted instruments shall operate within limit ratings of 2 to 49 degrees C and 10 percent to 95 percent relative humidity, noncondensing. Devices installed outdoors shall operate within limit ratings of minus 2 to 66 degrees C.

2.2 ACTUATORS

Provide electric or electronic actuators. Actuators shall function as required within 85 to 110 percent of their power supply rating. Actuators

SECTION 23 09 53.00 20 Page 10 shall fail to their spring return positions on signal or power failure unless indicated as timed, power return actuators. Actuators shall have visible position indicators. Where actuators do not have positive spring returns for fail-safe operation, provide capacity tanks, restrictors, check valves, and relays, or reserve power as required to achieve proper timed positioning for up to 4 minutes after primary power failure.

Actuators shall open or close the devices to which they are applied within 60 seconds after a full scale signal input change.

2.2.1 Damper Actuators

Damper actuators shall be rated for at least 125 percent of the motive power necessary to operate the connected damper. The actuator stroke shall be limited by an adjustable stop in the direction of the return stroke. Actuators shall be provided with mounting and connecting hardware.

2.2.2 Positive Positioners

Positive positioners shall be pneumatic relays with mechanical feedback mechanisms, adjustable operating ranges, and starting points.

2.3 DAMPERS

Provide dampers in air ducts.

2.3.1 Damper Assembly

Damper shall conform to SMACNA 1966. A single damper section shall have blades no longer than 1219 mm and shall be no higher than 1829 mm.

Maximum damper blade width shall be 200 mm. Larger sizes shall consist of a combination of sections. Dampers shall be steel or other materials where indicated. Flat blades shall be made rigid by folding the edges.

Provide blades with compressible seals at points of contact. Provide channel frames of dampers with jamb seals to minimize air leakage.

Dampers shall not leak in excess of 15 L/s per square meter at 250 Pa static pressure when closed. Seals shall be suitable for an operating temperature range of minus 40 degrees C to 93 degrees C. Dampers shall be rated at not less than10 m/s air velocity. Moving parts of the operating linkage in contact with each other shall consist of dissimilar materials.

Damper axles shall be 13 mm minimum plated steel rods supported in the damper frame by stainless steel or bronze bearings. Blades mounted vertically shall be supported by a non-ferrous dissimilar thrust bearings. Pressure drop through dampers shall not exceed 12 Pa gage at 5 m/s in the wide-open position. Frames shall not be less than 51 mm wide.

Dampers shall be tested in accordance with AMCA 500-D.

2.3.2 Operating Links

Operating links external to dampers, such as crankarms, connecting rods, and line shafting for transmitting motion from damper actuators to dampers, shall withstand a load equal to at least twice the maximum required damper-operating force. Rod lengths shall be adjustable. Links shall be brass, bronze, zinc-coated steel, or stainless steel. Mating parts shall consist of dissimilar materials. Working parts of joints and clevises shall be brass, bronze, or stainless steel. Adjustments of crankarms shall control the open and closed position of dampers.

SECTION 23 09 53.00 20 Page 11

2.4 SENSORS

2.4.1 Spans and Ranges

Transmitters shall be calibrated to provide an electric or electronic output signal of 4 to 20 mA electric or electronic over the indicated span or range.

a. Conditioned space temperature, from 10 to 38 degrees C.

b. Duct temperature, from 4 to 60 degrees C.

2.4.2 Temperature Sensors

2.4.2.1 Resistance Temperature Detectors (RTD's)

RTD shall be platinum with a tolerance of plus or minus 0.25 percent at 0 degrees C, and shall be encapsulated in epoxy, Series 300 stainless steel, anodized aluminum, or copper. RTD shall be furnished with RTD transmitter as specified, integrally-mounted unless otherwise indicated.

2.4.2.2 Continuous Averaging RTD's

Continuous averaging RTD's shall have a tolerance of plus or minus 0.55 degrees C at the reference temperature, and shall be of sufficient length to ensure that the resistance represents an average over the cross section in which it is installed. Sensing element shall have a bendable copper sheath. Averaging RTD shall be furnished with RTD transmitter as specified, to match the resistance range of the averaging RTD. Element length shall be a minimum of 3280 mm per square meter of coil face area.

2.4.2.3 RTD Transmitter

RTD transmitter shall be selected to match the resistance range of the RTD. Transmitter shall be a two-wire, loop-powered device. Transmitter shall produce a linear 4 to 20 mA dc output corresponding to required temperature measurement. Output error shall not exceed 0.1 percent of the calibrated measurement. Transmitter shall include offset and span adjustments.

2.5 THERMOSTATS

Provide thermostats.

2.5.1 Ranges

Thermostat ranges shall be selected so that the setpoint is adjustable without tools between plus or minus 5 degrees C of the setpoint indicated.

2.5.2 Nonmodulating Electric Room Thermostats

Contacts shall be single-pole double-throw (SPDT), hermetically sealed, and wired to identified terminals. Maximum differential shall be one degree C. Thermostat covers shall consist of locking metal or heavy-duty plastic, and shall be capable of being locked by an Allen wrench or special tool. Thermostats shall have manual switches as required by the application and a minimum range of 13 to 32 degrees C.

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2.5.3 Nonmodulating Capillary Thermostats and Aquastats

a. Thermostat shall have a capillary length of at least 1 1/2 meters, adjustable direct reading scales for both setpoint and differential, and a differential adjustable from 3 to 9 degrees C.

b. Aquastats shall be strap-on type, with 5.50 degrees C fixed differential.

2.5.4 Modulating Capillary Thermostats

Thermostats shall have either one output signal, two output signals operating in unison, or two output signals operating in sequence, as required for the application. Thermostats shall have adjustable throttling ranges of 2 to 4 degrees C for each output.

2.6 INDICATING DEVICES

Provide indicating devices.

2.6.1 Thermometers

a. Thermometers for insertion in ductwork and piping systems shall have brass, malleable iron, or aluminum alloy case and frame, clear protective face, and permanently stabilized glass tube with an indicating fluid column, white face, black numbers, and a 229 mm scale.

b. Thermometers for piping systems shall have rigid stems with straight, angular, or inclined pattern.

c. Thermometer stems shall have expansion heads as required to prevent breakage at extreme temperatures. On rigid stem thermometers, the space between bulb and stem shall be filled with a heat transfer medium.

d. Air duct thermometers shall have perforated stem guards and 45 degree adjustable duct flanges with locking mechanisms.

e. Averaging thermometers shall have 90 mm (nominal) dial, with black legend on white background, and pointer traveling through a 270 degree arc.

f. Thermometers shall have an accuracy of plus or minus one percent of scale range. Thermometers shall have the following ranges:

(1) Mixed air temperature: minus 18 to plus 38 degrees C in 1/2 degree C graduations.

(2) Return air temperature: minus 18 to plus 38 degrees C in 1/2 degrees C graduations.

(3) Cooling coil discharge temperature: minus 18 to plus 38 degrees C in 1/2 degree C graduations.

(4) Heating coil discharge temperature: minus one to plus 82 degrees C in one degree C graduations.

SECTION 23 09 53.00 20 Page 13

2.7 CONTROLLERS

2.7.1 Single-Loop Controllers

2.7.1.1 Controller Features

Controller shall be a microprocessor-based, single-loop device that does not require Contractor-generated software. Controller shall conform to FCC Part 15 . Controller panel cutout shall be 92 by 92 mm. Controller shall have field selectable range for process variables, a remote setpoint analog input and analog output with adjustable high and low end limits, and proportional control manual reset adjustment. Analog output shall result from PID control. Analog output shall be configurable as direct acting and reverse acting. Controller shall have keyboard, display, auto/manual selection for control of analog output, and remote setpoint adjustment/local setpoint adjustment selection. Controller shall have adjustable high-end and low-end limits, ratio, and bias adjustments on remote setpoint input; operator initiated self-tune/manual-tune selection, anti-reset wind-up feature, and two configurable independent SPDT with adjustable system contact closure outputs. Controller shall be configurable to power-up in manual with local setpoint control, in automatic with local setpoint control, and in automatic with remote setpoint control. Contact closures shall be activated by a process variable and by a process variable deviation from setpoint as configured.

The range of hysteresis adjustment shall not be smaller than 1 percent to 5 percent of process variable input span. Controller shall power the analog output loop to 20 mA where connected to a load of 600 ohms.

Controller shall have 5-year battery backup or shall have nonvolatile memory to store operating parameters.

2.7.1.2 Controller Parameter Input and Display

Control parameters shall be entered and displayed directly, in the correct engineering units, through a series of keystrokes on a front panel display with a 3 1/2-digit, seven-segment display, with decimal point and polarity indication. Use of the display shall allow manual interrogation of setpoint, mode constants, and values of process variables and outputs.

2.7.1.3 Controller Electrical Requirements

Controller shall be powered by 120 Vac. Controller shall provide electrical noise isolation, not less than 100 dB at 60 Hz common mode rejection ratio, and not less than 60 dB at 60 Hz normal mode rejection ratio between ac power line and process variable input, remote setpoint input, and output signals.

2.7.1.4 Controller Accuracy

Controller shall have an accuracy of plus or minus 0.30 percent of input span, plus or minus one digit.

2.7.1.5 Controller Self Tuning

Controller self-tuning operation shall apply proportional, integral, and derivative modes of control; mode constants shall be modified as required. Self-tuning shall only operate when selected from the front panel.

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2.7.1.6 Controller Manual Tuning

Controller manual tuning operation shall provide proportional, integral, and derivative control modes, or any combination thereof, by means of individual mode constant adjustments. Adjustments shall be set for the appropriate value if a particular control mode action is desired, or to zero for the particular mode not desired. The proportional mode constant shall be adjustable from 0 to 200 percent of input signal range; the integral mode constant shall be adjustable from 0 to 20 repetitions per minute; and the derivative mode constant shall be adjustable from 0 to 5 minutes.

2.7.2 Analog Electronic Controllers

Controllers shall be solid-state electronic devices which sense the difference between input sensor analog values (resistance or voltage) and setpoint adjustment analog values (resistance or voltage), and shall amplify the difference signal to provide the output signal. Controllers shall include the following:

a. Proportional band: 2.5 to 33 percent of input device span.

b. Authority: minimum of 33 to 200 percent.

c. Inputs: thermistor, resistance, transmitter, or output of other electronic controllers.

d. Outputs: within the range of minus 5 to 20 Vdc or a 4 to 20 mA dc current loop.

e. Remote setpoint adjustment (SPA): plus or minus 10 percent of input device span.

2.8 CONTROL DEVICES AND ACCESSORIES

Provide control devices and accessories.

2.8.1 Function Modules

Function modules shall accept mA dc analog input signals to produce analog output signals or contact output signals. Modules shall have zero and span adjustments for analog outputs, and setpoint adjustments for contact outputs.

2.8.1.1 Minimum Position Switches and Temperature Setpoint Devices

Minimum position switches and temperature setpoint devices shall accept manual input and shall produce steady analog output. Switches and devices shall be suitable for recessed wall mounting or panel mounting and shall have a graduated dial.

2.8.1.2 Signal Inverter Modules

Signal inverter modules shall accept analog input signal and produce analog output signal that linearly reverses the direction of signal change of input versus output.

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2.8.1.3 High-Low Signal Selector Modules

High-low signal selector modules shall accept analog input signals and select either the highest or the lowest input signal as the output signal.

2.8.1.4 Sequencer Modules

Sequencer modules shall provide fixed time delayed sequencing of one or more contact transfers from an analog input signal. Sequencers shall return contacts to their zero input signal condition when power is interrupted.

2.8.2 Relays

Relays shall be two-pole, double-throw (DPDT) with a 10-ampere resistive rating at 120 or 24 Vac, and shall have an enclosed coil. Provide with a light indicator which is lit when the coil is energized and is not lit when the coil is not energized.

2.8.3 Time-Delay Relays

Time-delay relays shall be DPDT with octal connectors and dust covers.

The adjustable timing range shall be 0 to 3 minutes.

2.8.4 Time Clocks

Time clocks shall be a 24-hour, 365-day programmable timing device with two independently timed circuits. Clocks shall have a manual scheduling keypad and alphanumeric display of timing parameters. Timing parameters shall include Gregorian calendar date for month, day and day-of-month indication; and 24-hour time-of-day display, with one-minute resolution for programming the ON and OFF times for each circuit. Circuits shall have programmable timed override from 1 to 99 minutes. Clocks shall have capacity for programming four ON events and four OFF events for each circuit. Programmed events shall be assignable to a 365-day schedule.

Clocks shall have automatic standard time and daylight saving time adjustments, keyed to input of appropriate dates. Provide clocks with 4-day battery backup.

2.8.5 Override Timer

Override timers shall be manually set, mechanically driven timers, or electronic timers, without a "hold" feature. Time intervals shall be selectable for up to 12 hours of operation and shall expire unless reset.

2.8.6 Regulated Power Supplies

Power supplies shall provide a 24-Vdc linear supply at not less than 2 amperes, with regulation to 0.05 percent of output voltage. Power supplies shall have a fused input, and shall be protected from voltage surges and power-line transients. Power supply output shall be protected against overvoltage and short circuits. Power supply loading shall not be greater than 1.2 amperes.

2.8.7 Transformers

UL 508 and NEMA ST 1 as applicable. Transformers, other than transformers in bridge circuits, shall have primaries wound for available voltage and secondaries wound for correct control circuit voltage. Transformers

SECTION 23 09 53.00 20 Page 16 shall be sized so that connected loads equal 80 percent of rated capacity. Transformers shall be enclosed in rustproof, galvanized steel cabinets with conduit connections. Disconnect switch shall be provided on the primary side, and a fuse cutout on the secondary side.

2.8.8 Pilot Lights and Manual Switches

Device illumination shall be by light-emitting diode (LED) or neon lamp.

Switches shall have operating levers and index plates showing switch positions and names of apparatus controlled or other appropriate designations.

2.9 HVAC SYSTEM CONTROL PANELS

Provide HVAC system control panels.

2.9.1 Panel Assembly

Panel shall be fabricated for bottom entry connection for control system electric power, control system main air source, control system wiring, pneumatic tubing, interconnection of control systems, interconnection of starters, and external shutdown devices. Panel shall have an operating temperature rise of not greater than 11 degrees C above an ambient temperature of 38 degrees C.

2.9.2 Panel Electrical Requirements

Control panel shall be powered by nominal 120 Vac terminating at panel on terminal blocks. Instrument cases shall be grounded. Interior and exterior panel enclosures shall be grounded.

2.9.3 Enclosures

Enclosures for each panel shall be a single door, wall-mounted box conforming to NEMA 250 with a continuous hinged and gasketed exterior door with a print pocket, key lock, and interior back panel. Inside finish shall be white enamel, and outside finish shall be gray primer over phosphatized surfaces.

2.9.4 Mounting and Labeling

Provided pilot lights, switches, and panel-mounted control devices shall be mounted on the door. Power conditioners, fuses, and duplex outlets shall be mounted on the interior of the cabinet. Other components housed in the panel shall be mounted on the interior back panel surface of the enclosure and shall be identified by plastic or metal nameplates which are mechanically attached to the panel. Lettering shall be cut or stamped into the nameplate to a depth of not less than 0.4 mm, and shall have contrasting color, produced by filling with enamel or lacquer or by use of laminated material. Painting of lettering directly on the surface of the door or interior back panel is not permitted.

2.9.5 Wiring

a. Electric and electronic device signals entering and leaving the panel shall be wired to identified terminal blocks.

b. Wiring shall be installed in wiring ducts so that devices can be added or replaced without disturbing existing wiring that is not

SECTION 23 09 53.00 20 Page 17 affected by the change. Wiring to single-loop controllers shall have a 100 mm wiring loop in the horizontal wiring duct at each wiring connection. There shall be no wiring splices within the control panel. Interconnections required for power or signals shall be made on device terminals, if available, or panel terminal blocks, with not more than two wires connected to each terminal.

c. Instrument signal grounds at the same reference level shall end at a grounding terminal connected to a common ground point for that level. Wiring shield grounds at the same reference level shall end at a grounding terminal connected to a common ground point for that level. Grounding terminal blocks shall be identified by reference level.

d. Wiring connected to controllers shall be identified by function and polarity, e.g., process variable input and remote setpoint input and output.

2.10 CONTROL WIRING

Provide HVAC control wiring.

2.10.1 Wiring

a. Terminal blocks shall be insulated, modular, feed-through, clamp style with recessed captive screw-type clamping mechanisms.

Terminal blocks shall be rail mounted, and shall have end plates, partition plates or enclosed sides for separation.

b. Control wiring for 24-V circuits shall be 18 AWG minimum and shall be rated for 300-V service.

c. Wiring for circuits operating at more than 100 V shall be 14 AWG minimum and shall be rated for 600-V service.

d. Analog signal wiring circuits within control panels shall not be less than 20 AWG and shall be rated for 300-V service.

e. Instrumentation cable shall be 18 AWG, stranded copper, single or multiple twisted, minimum 2-inch lay of twist, 100 percent shielded pairs, and shall have 300-V insulation. Each pair shall have a 20-AWG tinned copper drain wire, individual pair, and overall insulation. Cables shall have an overall aluminum polyester or tinned overall copper cable shield tape, 20-AWG tinned-copper cable drain wire, and overall cable insulation.

f. Nonconducting wiring ducts in control panels shall have slotted side snap-on covers, fittings for connecting ducts, mounting clips for securing ducts, and wire retaining clips.

PART 3 EXECUTION

3.1 INSTALLATION

Perform installation under the supervision of competent technicians regularly employed in the installation of control systems. Provide components for a complete and operational control system. Provide control system complete and ready for operation, as specified and indicated.

Provide dielectric isolation where dissimilar metals are used for

SECTION 23 09 53.00 20 Page 18 connection and support. Penetrations through and mounting holes in the building exterior shall be watertight. Control system installation shall provide adequate clearance for control system maintenance by maintaining access spaces between coils, to mixed-air plenums, and as required to calibrate, remove, repair, or replace control system devices. Control system installation shall not interfere with the clearance requirements for mechanical and electrical system maintenance. Install devices mounted in or on piping or ductwork, on building surfaces, in mechanical and electrical spaces, or in occupied space ceilings in accordance with manufacturer's recommendations and as indicated on contract documents.

Provide control devices to be installed in piping and ductwork with required gaskets, flanges, thermal compounds, insulation, piping, fittings, and manual valves for shutoff, equalization, purging, and calibration. Certify that installation of control system is complete and technical requirements of this section have been met.

3.1.1 Sensors

Provide sensors in locations to sense the appropriate condition. Install sensor and transmitter where easily accessible and serviceable without special tools. Sensors shall be calibrated to the accuracy specified in the contract, and operate correctly when installed. Do not install sensors designed for one application in the place of another application (e.g., replacing a duct sensor with a room sensor).

3.1.1.1 Room Sensors

Provide on interior walls to sense average room conditions. Avoid locations which may be covered by office furniture. Do not mount room sensors on exterior walls if other locations are available. Mount centerline of sensor 1 1/2 meters above finished floor.

3.1.1.2 Duct Temperature Sensors

Provide sensors in ductwork in general locations as indicated. Select specific sensor location within duct to accurately sense appropriate air temperatures. Locate sensor connection boxes in position not obstructed by ducts or equipment. Install gaskets between sensor housing and duct wall. Seal duct and insulation penetrations. Install duct averaging sensors between two rigid supports in serpentine position to sense average conditions. Sensor shall have a total minimum length of 825 mm per square meter of duct area. Sensor shall be mounted a minimum of 80 mm from outside wall surface. Thermally isolate temperature sensing elements from supports. Provide duct access doors to averaging sensors.

3.1.2 Damper Actuators

Provide damper actuators so that the damper sealing action is smooth and sufficient to maintain leakage at or below specified leakage rate.

Multiple actuators operating a common damper shall be connected to a common drive shaft. Provide positioners where indicated and where necessary to prevent overlap of heating and cooling where one controller operates more than one pneumatic device and to maintain the proper dead band between heating and cooling.

3.1.3 Wiring

a. Provide wiring external to control panels, including low-voltage wiring, in metallic raceways. Install wiring without splices

SECTION 23 09 53.00 20 Page 19 between sensors, transmitters, control devices, and HVAC control panels. Install instrumentation grounding as necessary to prevent ground loops, noise, and surges adversely affecting operation of the system. Tag cables, conductors, and wires at both ends, with identifiers indicated on shop drawings.

b. Other electrical work shall be specified in Section 26 20 00 INTERIOR DISTRIBUTION SYSTEM. Provide step-down transformers where control equipment operates at lower than line circuit voltages. Transformers serving individual heating, ventilating, and air-conditioning units shall be fed from fan motor leads, or fed from the nearest distribution panelboard or motor control center, using circuits provided for that purpose.

c. Ground control panels and cabinets as specified in Section 26 20 00 INTERIOR DISTRIBUTION SYSTEM. Grounding of the green ac ground wire at the breaker panel alone is not adequate. Install ground wire from each control panel to adequate building ground.

3.1.4 Control Drawings

Post laminated copies of as-built control system drawings in each mechanical room.

3.2 ADJUSTMENTS

Calibrate instrumentation and controls, and verify specified accuracy using test equipment traceable to National Institute for Science and Technology (NIST) standards. Adjust controls and equipment to maintain conditions indicated, to perform the functions indicated, and to operate in the sequence specified.

3.3 FIELD QUALITY CONTROL

a. Demonstrate compliance of HVAC control systems. Furnish personnel, equipment, instrumentation, and supplies necessary to perform calibration and site testing. Calibrate test equipment in accordance with NIST standards. Ensure that tests are performed or supervised by competent employees of the control system installer or the control system manufacturer regularly employed in testing and calibration of control systems.

b. Testing shall include field tests and the performance verification test. Field tests shall demonstrate proper calibration of instrumentation, input and output devices, and operation of specific equipment. The performance verification test shall ensure proper execution of sequence of operation and proper tuning of control loops.

c. The plan for each phase of field acceptance testing shall be approved in writing before beginning that phase of testing.

Furnish written notification of planned testing to Contracting Officer at least 21 days prior to testing. Include proposed test procedures with notification. The Contractor will not be allowed to start testing without written Government approval of test procedures. Test procedures shall consist of detailed instructions for complete testing to prove the performance of heating, ventilating, and air-conditioning system and control system. Include the following tests in test procedures.

SECTION 23 09 53.00 20 Page 20

d. Submit original copies of data produced, including results of each test procedure, to the Government at the conclusion of each phase of testing. Tests are subject to supervision and approval by Contracting Officer. Do not perform testing during scheduled seasonal off-periods of heating and cooling systems.

3.3.1 Test Reporting

After completion or termination of field tests and again after the performance verification test, identify, determine causes, replace, repair, or calibrate equipment which fails to meet the specification; and deliver a written report to the Government. The report shall document test results, explain in detail the nature of each failure, and corrective action taken. After delivering the performance verification test report, the Contractor shall convene a test review meeting at the job site to present results and recommendations to the Government. As a part of the test review meeting, the Contractor shall demonstrate by performing appropriate portions of field tests or the performance verification test that failures have been corrected. Based on Contractor's report and test review meeting, the Government will determine either the restart point or successful completion of testing. Do not commence required retesting until after receipt of written notification by the Government. At the conclusion of retesting, repeat the assessment.

3.3.2 Contractor's Field Testing

Calibrate field equipment and verify equipment and system operation before system is placed on-line. Include the following tests in field testing.

3.3.2.1 Wiring Integrity Tests

Test wiring for continuity, ground faults, and open and short circuits.

3.3.2.2 System Inspection

Observe HVAC control system in shutdown condition. Check dampers for proper normal positions. Document positions for the performance verification test report.

3.3.2.3 Calibration Accuracy and Operation of Input Test

Verify correct calibration and operation of input instrument. For each sensor and transmitter, including for temperature, pressure, relative humidity, and dew point inputs, record the reading at the sensor or transmitter location using calibrated test equipment. Record the output reading provided by that sensor or transmitter. Document each of these location and output readings for the performance verification test report. The test equipment shall have been calibrated within one year of the date of use in the field. Test equipment calibration shall be traceable to the measurement standard of the National Institute of Standards and Technology.

3.3.2.4 Operation of Output Test

Check the operation of output to verify correct operation. Operate analog device to minimum range (e.g., 4 mA) and maximum range (e.g., 20 mA), and measure and record actual output values.

SECTION 23 09 53.00 20 Page 21

3.3.2.5 Actuator Range Adjustment

With the controller, apply a…