Yazaki AROACE Installation Instructions Manual page 15

YAZAKI WFC-SC5 SERIES CHILLER
INSTALLATION CHECK AND REQUEST FOR START-UP
Yazaki Authorized Service Provider:
Address:
Project Name:
Project Address:
Model No:
Anticipated Startup Date:
A. CHILLER
1. Unit placed properly on foundation
2. Unit leveled properly
3. Service clearance provided on all sides
and top (40 in. front)
4. Chilled water flow switch piping
connected
B. WATER PIPING
1. Chilled water piping installed between
chiller, pumps, and air handling unit(s) □
2. Cooling water piping installed between
chiller, pumps, and cooling tower
3. Heat medium piping installed between
chiller, pumps, and heat source
4. Water piping leak tested and flushed ...□
5. Fluid circuits filled with water and glycol
(if required) and trapped air vented
6. Flow setters installed in water piping .. □
7. Test plugs (Pete's plugs) and/or
thermowells installed in the inlet and
outlet piping of each chiller
8. Valves installed at each chiller for
flow balancing and isolation
9. Air vent valves installed on piping
10. Strainers present and clean
11. Expansion tank (properly charged) and
water make-up piping installed to
chilled water system
12. Expansion tank (properly charged)
installed on heat medium piping
13. Water make-up and fill lines installed
to the cooling tower
14. Pressure relief valves, set to maximum
of 85.3 psig (588 kPa), installed on
piping adjacent to each chiller
(if required)
Serial No:
C. POWER WIRING
□
1. Power supply, as indicated on the UNIT
□
NAMEPLATE, is connected
2. Wiring completed between the chiller,
□
motor contactors and/or starters
following : Chilled/hot water
□
cooling water pump, heat
pump, and cooling tower fan □
3. Rotation of each external pump and fan
motor checked
4. Power supply wiring connected between
a fused disconnect and each chiller. (DO
□
NOT operate the chiller)
5. Power supply available near the chiller
□
for a vacuum pump
D. CONTROL WIRING
□
1. Motor contactors, starters, and/or
manual controllers installed for all
external motors
2. Control wiring (24vac max) installed
□
between chiller and pump/motor
contactors
□
3. Interlock wiring installed between chiller
□
and thermal overloads on the following
□
motors: Chilled water pump, cooling
water pump, heat medium pump, and
cooling tower fan
□
E. CONDITIONS
1. Personnel available to assist with
□
start-up who are familiar with the
system and have appropriate tools
□
(adequate vacuum pump, vacuum
gauge, proper hoses, etc.)
□
15
□
for the
pump,
medium
□
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□
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