combined_100__submittal_2-8-17_Part6_116.pdf

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26913 NORTHWESTERN HWY

SUITE 200

SOUTHFIELD, MICHIGAN

48033 | USA

(T) 248 262 1500

WWW.HED.DESIGN

2016-01686-000

Selfridge Air

National Guard

Base

SANG 117 & 126 Mechanical

Renovation

Harrison Township, MI 48045

SANG Project No.: VGLZ 162045

M8-01

Control Diagrams

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BUILDING

FIRE

ALARM

INTERFACE

SUPPLY

AIR

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AUXILIARY

CONTROL

PANEL

DDC

CONTROL

PANEL

TT5

NC

MAXIMUM

OUTSIDE AIR

MINIMUM

OUTSIDE AIR

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DAMPER POSITION

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HHWS

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NOTE 1

AIR FILTERS

HOT

WATER

HEATING

COIL

SEE NOTE 3

D-1

D-2

D-4

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DDC PANEL POWER

SWITCH SEE NOTE 4

120-1-60

POWER

TO DDC SYSTEM

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AHU-3 & AHU-4 SUPPLY FAN

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COOLING

COIL

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TT-1 HT-1

M

HL

HHWR

HHWP (HVAC-1)

HWHP (HVAC-2)

460-3-60

SD-1

460-3-60

120 / 24 V CONTROL

TRANSFORMER

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HVAC-1 & HVAC-2

HOT WATER HEATING

COIL

RETURN AIR

RELIEF AIR

TT-6

SD-2

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HHWP (HVAC-1) STATUS

HWHP (HVAC-2) STATUS

NOTES:

1. LOW TEMPERATURE THERMOSTATS (FREEZESTATS) SHALL BE INCREMENTAL CAPILLARY TUBE TYPE

AVERAGING THE TEMPERATURE IN 12 INCH INCREMENTS. PROVIDE MULTIPLE FREEZESTATS AS

REQUIRED AND SERPENTINE ACROSS THE FACE OF THE COOLING COIL (MINIMUM OF 2 IN ALL CASES).

EACH FREEZESTAT SHALL COVER A MAXIMUM OF 20 SQUARE FEET OF COIL CROSS SECTIONAL AREA.

2. NOT USED

3. PROVIDE AIRFLOW TRANSMITTER SIZED PROPERLY TO MEASURE MINIMUM OUTSIDE AIR VOLUME.

4. DISCONNECT SWITCH SHALL MEET ALL REQUIREMENTS OF DIVISION 16 ELECTRICAL SPECIFICATIONS.

5. SIZE EACH MODULATING DAMPER FOR THE SAME VELOCITY AT FULL AIRFLOW AT 1000 TO 1500 FEET

PER MINUTE VELOCITY.

PT-2

DPT

DPT

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DPT

HVAC-1 & 2 CONTROL DIAGRAM

SCALE: NO SCALE

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HT-3

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D-3

NC

NO

V-1

S M

O K

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CR

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TT-1

DX CONDENSING UNIT

REFRIGERANT

PIPING

N

D E

N S

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U

N

I L U

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S

11/15/16 CD (65%) Submittal

01/13/17 Pre-Final (95%) Submittal

02/08/17 Final (100%) Submittal

2/7/2017 11:13:23 AM