Carrier COBRA 48/50HJ004-014 Installation And Service page 43

ROOFTOP UNIT (RTU) AND ENERGY RECOVERY SECTION (62AQ) START-UP CHECKLIST
I. PRELIMINARY INFORMATION
COBRA™ ENERGY RECOVERY UNIT MODEL NO.:
BASE UNIT MODEL NO.:
DATE:
II. PRE-START-UP (insert checkmark in box as each item is completed)


VERIFY THAT CONDENSATE CONNECTION IS INSTALLED PER INSTALLATION INSTRUCTIONS


CHECK ALL ELECTRICAL CONNECTIONS AND TERMINALS FOR TIGHTNESS


CHECK THAT SUPPLY AND EXHAUST HOODS ARE INSTALLED AND AIR FILTER(S) ARE CLEAN AND IN
PLACE


CHECK FAN WHEEL AND PROPELLER FOR LOCATION IN HOUSING/ORIFICE AND SETSCREW TIGHTNESS


CHECK PULLEY ALIGNMENT AND BELT TENSION PER INSTALLATION INSTRUCTIONS (62AQ300 BELT
DRIVE EXHAUST FAN AND SUPPLY FAN)
III. START-UP
COMBINED ELECTRICAL (COBRA ENERGY RECOVERY UNIT)
SUPPLY VOLTAGE
COMPRESSOR AMPS
INDOOR FAN AMPS
TEMPERATURES
OUTDOOR-AIR TEMPERATURE
RETURN-AIR TEMPERATURE
ENTERING SUPPLY-AIR (RTU)
LEAVING AIR TEMPERATURE (RTU)
PRESSURES (IN COOLING MODE)
ROOFTOP UNIT
REFRIGERANT SUCTION
REFRIGERANT DISCHARGE


VERIFY REFRIGERANT CHARGE USING CHARGING CHART LABEL ON UNIT.
62AQ
REFRIGERANT SUCTION
REFRIGERANT DISCHARGE


VERIFY REFRIGERANT CHARGE USING CHARGING CHART LABEL ON UNIT.
(Remove and Store in Job File)
L1-L2
L1
L1
PSIG
PSIG
PSIG
PSIG
CL-1
SERIAL NO.:
SERIAL NO.:
TECHNICIAN:
L2-L3
L2
L2
DB
DB
DB
DB
TEMP AT COMPRESSOR
TEMP AT COMPRESSOR
TEMP AT COMPRESSOR
TEMP AT COMPRESSOR
RTU 62AQ
/
/
/
L3-L1
L3
L3
WB
WB
WB
WB
F
F
F
F