STATEMENT OF WORK.pdf

STATEMENT OF WORK

HVAC Controls and Chiller Maintenance Service for the Grand Island and Lincoln NE VA Facilities

1. Location of Services.

a. Grand Island NE VA Health Care System

2201 N. Broadwell Avenue Grand Island NE 68803-2153

b. Lincoln NE VA Health Care System 600 South 70th Street Lincoln NE 68510-2451

2. General Information.

a. Vendor shall employ technicians who are experienced in and capable of troubleshooting, maintenance, and repair of: Johnson Controls DSC-8500 digital systems controllers and related hardware; Johnson Controls CAL1 programming language; Johnson Controls Metasys equipment and hardware.

b. Vendor will provide a completed service report indicating complete details specifically identifying each control and/ or sensor calibrated/inspected and/ or emergency repair work performed.

c. Provide emergency backup service 2-hour initial call back response time. No more than 24-hour response time to make repair for A/C Chillers, HVAC Pneumatic Controls and HVAC Digital Controls

d. Each pneumatic and digital control or device (room thermostats) shall be inspected, cleaned and calibrated annually. This can be done on a quarterly or monthly basis as-long-as each device is evaluated annually.

e. Control drawings are available for review in conjunction with on-site inspection, as well as a list of major system components.

3. Services for GRAND ISLAND VAHCS.

a. Equipment.

i. Johnson Controls Metasys system direct digital control, with IDM variable frequency controllers.

ii. HVAC Controls, valves and devices associated with the pneumatic operating system to control the steam heating and chilled water-cooling units (condensate traps in the heating system and strainers in the cooling system are excluded).

iii. Two YORK Model YTH3A4C3-CKHS variable speed centrifugal chillers and one YORK Model YTH3A4C3 “CKHS” constant speed centrifugal chiller.

iv. All automatic temperature controls, master and remote digital system controllers, Metasys system direct digital controls or any combination of these, the Engineering Control Center and the variable frequency controllers, including batteries for memory backup.

v. Metasys operator workstation software to be used on VA workstation device.

b. Scope of Service.

i. Furnish all necessary labor and equipment, parts and skill to perform preventive maintenance, inspections, including cleaning of control equipment to maintain an efficient system and repairs of the Metasys Energy Management System, electronic control components and all pneumatic controls, their components and dampers for all systems. Work to include associated chiller control panels, main motor starters, and electrical connections.

ii. Contractor will repair or replace worn or defective components and parts for the equipment referenced in the statement of work. In addition, to prevent a system failure, the contractor will repair or replace doubtful components approaching the failure point. These replacements will be accomplished utilizing parts of current type and design.

iii. Services provided under this agreement include the provision of the latest revision of software available for the Engineering Control Center (Metasys) and updates will be provided, as they become available. The contractor will include Metasys operator workstation software to be used on two remote Metasys Workstations.

iv. Furnish all necessary labor and equipment and skill to perform preventive maintenance inspections and repairs of all automatic temperature controls, master and remote digital system controllers, Metasys system direct digital controls, the Engineering Control Center and the variable frequency controllers, including batteries for memory backup.

v. Provide emergency backup service (24-hour response time) for A/C Chillers, HVAC Pneumatic Controls and HVAC Digital Controls.

vi. Chillers, pneumatic controls and digital controls - Contractor shall repair or replace worn or defective components and parts for the equipment referenced in the statement of work. In addition, to prevent a system failure, the contractor will repair or replace doubtful components approaching the failure point. Replacement parts are to be provided and installed by the contractor at the contractor's expense.

These replacements will be of existing type and design.

c. Chiller Service.

i. Furnish all necessary labor and equipment, parts and skill to perform repairs as needed and preventive maintenance inspections (PMI) in accordance with manufacturer recommendations and requirements. Work to include associated chiller control panels, main motor starters, and electrical connections.

ii. Cleaning of condenser tubes is excluded.

iii. Seasonal shutdown will include providing labor, test equipment and skill to perform:

1. Insulation Resistance (IR) testing of compressor motors using a

Megohmmeter

2. Chiller compressor oil will be tested by an independent laboratory. Written results and recommendation for changing of oil will be provided to the COR.

3. Inspect, adjust and tighten all electrical connections associated with this equipment.

iv. Checklist: Vendor will provide a completed service report indicating complete details specifically identifying each control and/ or sensor calibrated/inspected and/ or emergency repair work performed.

4. Services for LINCOLN VAHCS.

a. Equipment:

i. Johnson Controls Metasys with DSC-8500 Digital system Controls and Variable

Frequency controllers

ii. HVAC Controls, valves and devices associated with the pneumatic operating system to control the steam heating and chilled water-cooling units (condensate traps in the heating system and strainers in the cooling system are excluded).

iii. Three (3) York Model YTG3A 3C3 CK.HS chillers. Serial Numbers are GLGM226796, GLGM226797, and GLGM048768

iv. All automatic temperature controls, master and remote digital system controllers, Metasys system direct digital controls or any combination of these, the Engineering Control Center and the variable frequency controllers, including batteries for memory backup

v. Metasys operator workstation software to be used on VA workstation device.

b. Scope of Service.

i. Furnish all necessary labor and equipment, parts and skill to perform preventive maintenance, inspections, including cleaning of control equipment to maintain an efficient system and repairs of the Metasys Energy Management System, electronic control components and all pneumatic controls, their components and dampers for all systems.

ii. The contractor will repair or replace worn or defective components and parts for the equipment referenced in the statement of work. In addition, to prevent a system failure, the contractor will repair or replace doubtful components approaching the failure point. These replacements will be accomplished utilizing parts of current type and design.

iii. Services provided under this agreement include the provision of the latest revision of software available for the Engineering Control Center (Metasys) and updates will be provided as they become available. The contractor will include Metasys operator workstation software to be used on two remote Metasys Workstations.

iv. Furnish all necessary labor and equipment and skill to perform preventive maintenance inspections and repairs of all control devises.

v. Contractor shall submit a written schedule of all dates for routine preventive maintenance service. A list of all controls will be provided to the COTR with date of calibration on an annual basis.

vi. Maintenance, Inspection and repair of the control air compressors and related equipment (driers, filters, and pressure regulators) shall be provided for Lincoln only.

c. Chiller Service.

i. Furnish all necessary labor and equipment, parts and skill to perform repairs as needed and preventive maintenance inspections (PMI) in accordance with manufacturer recommendations and requirements. Work to include associated chiller control panels, main motor starters, and electrical connections.

ii. Cleaning of condenser tubes is excluded.

iii. Seasonal shutdown will include providing labor, test equipment and skill to perform:

1. Insulation Resistance (IR) testing of compressor motors using a

Megohmmeter.

2. Chiller compressor oil will be tested by an independent laboratory. Written results and recommendation for changing of oil will be provided to the COR.

3. Inspect, adjust and tighten all electrical connections associated with this equipment.

d. Air Filters:

i. Furnish all necessary labor and equipment, filters and skill to perform filter replacement on all fan coil units, air handlers, and standalone Leibert HVAC units.

Vendor will dispose of all used filters in Government provided dumpster.

ii. Replace 312 1” individual fan coil unit filters, two (2) times per year. Scheduled replacements will be November and May.

iii. Replace 92, 2” pleated air handler filters, three (3) times per year. Scheduled replacement will be November, March and July.

iv. Replace 4, 4” 95% efficient Leibert HVAC unit filters, two (2) times per year.

Scheduled replacements will be November and May.

5. Maintenance Schedule.

a. Chillers.

i. NOVEMBER, JULY and MAY of each year.

1. Preventive Maintenance Inspections will be performed according to manufacturer’s yearly recommendations and requirements.

ii. NOVEMBER and MAY of each year

1. Seasonal start up and a seasonal shutdown of the system

2. Seasonal work will also include the tightening of all electrical connections of this equipment.

iii. ANNUALLY. Chiller compressor oil will be tested by an independent laboratory.

b. Pneumatic Controls:

i. QUARTERLY

1. Preventive maintenance inspections will be performed according to manufacturer's recommendations and requirements.

ii. Written procedures and a checklist to be furnished by the contractor to Engineering

Service for the performance of preventive maintenance and inspections of the HVAC pneumatic controls.

iii. Each device shall be inspected, cleaned and calibrated annually.

iv. Preventive maintenance inspections will be performed according to manufacturer’s recommendations and requirements and performed at least semi-annually.

c. HVAC Controls/Digital Controls:

i. Inspections will be performed at least quarterly (October, January, April and July of the contract year) on the HVAC controls (clean and calibrate) or more frequently as required by manufacturer or operating conditions.

ii. At start of contract, vendor will provide a list of all controls/sensors requiring calibration. All controls and sensors will be calibrated annually. On the controls on systems that provide both heating and cooling, controls are to be calibrated once during each seasonal (heating/cooling) operating mode.