Carrier AQUASNAP AIR COOLED CHILLERS WITH COMFORTLINK CONTROLS 30RAP010-060 Operation And Service Manual page 116

5. CHILLED WATER PUMP STARTER INTERLOCKED WITH CHILLER.
6. CHILLED WATER FLOW SWITCH IS OPERATIONAL.
7. WATER LOOP VOLUME GREATER THAN MINIMUM REQUIREMENTS. (See Table 40).
8. PROPER LOOP FREEZE PROTECTION PROVIDED TO _____ °F (°C).
ANTIFREEZE TYPE _____________________ CONCENTRATION __________%.
IF OUTDOOR AMBIENT IS BELOW 32 F (0° C) THEN ITEMS 9-11 HAVE TO BE
COMPLETED TO PROVIDE COOLER FREEZE PROTECTION TO –20 F (–29 C). (REFER
TO WINTER SHUTDOWN FOR PROPER COOLER WINTERIZATION PROCEDURE.)
9. OUTDOOR PIPING WRAPPED WITH ELECTRIC HEATER TAPE,
INSULATED AND OPERATIONAL.
10. COOLER HEATERS INSTALLED AND OPERATIONAL.
11. CHILLED WATER PUMP CONTROLLED BY CHILLER.
III. Unit Start-Up
1. COMPRESSOR OIL LEVEL IS CORRECT.
2. VERIFY COMPRESSOR MOUNTING BOLT TORQUE IS 7-10 FT-LB. (9.5-13.5 N-M).
3. LEAK CHECK UNIT. LOCATE, REPAIR AND REPORT ANY REFRIGERANT LEAKS.
4. VOLTAGE IS WITHIN UNIT NAMEPLATE RANGE.
5. CONTROL TRANSFORMER PRIMARY CONNECTION SET FOR PROPER VOLTAGE.
6. CONTROL TRANSFORMER SECONDARY VOLTAGE =
7. CHECK VOLTAGE IMBALANCE:
AVERAGE VOLTAGE =
MAXIMUM DEVIATION FROM AVERAGE VOLTAGE =
VOLTAGE IMBALANCE = ____________% (MAX. DEVIATION/AVERAGE VOLTAGE) X 100
VOLTAGE IMBALANCE LESS THAN 2%.
(DO NOT START CHILLER IF VOLTAGE IMBALANCE IS GREATER THAN 2%.
CONTACT LOCAL UTILITY FOR ASSISTANCE.)
8. VERIFY COOLER FLOW RATE.
PRESSURE ENTERING COOLER
PRESSURE LEAVING COOLER
COOLER PRESSURE DROP
Psig X 2.31 ft./psi =
kPa X 0.334 m/psi
COOLER FLOW RATE
Start and Operate Machine. Complete the Following:
1. COMPLETE COMPONENT TEST.
2. CHECK REFRIGERANT AND OIL CHARGE.
3. RECORD COMPRESSOR MOTOR CURRENT.
4. RECORD CONFIGURATION SETTINGS.
5. RECORD OPERATING TEMPERATURES AND PRESSURES.
6. PROVIDE OPERATING INSTRUCTIONS TO OWNER'S PERSONNEL.
A-B A-C
(A-B + A-C + B-C)/3
________ psig (kPa)
________ psig (kPa)
________ psig (kPa)
________ ft of water
________ m of water
________ gpm (l/s) (See Cooler Pressure
Drop Curves from
Installation Instructions)
CL-2

YES

YES

YES

YES

YES

YES

YES

YES

YES

YES

YES

YES
B-C

YES

YES

YES
 YES

YES

YES

YES
Instruction Time ________ hours.

NO

NO

NO

NO

NO

NO

NO

NO

NO

NO

NO

NO

NO

NO

NO

NO

NO

NO

NO