Unit Start- -Up Checklist - Carrier 48/50PG Series Controls, Start-Up, Operation, Service And Troubleshooting Instructions

MODEL NO.:
DATE:
I. PRE-START-UP:
VERIFY THAT ALL PACKAGING MATERIALS HAVE BEEN REMOVED FROM UNIT
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VERIFY INSTALLATION OF OUTDOOR AIR HOOD
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VERIFY INSTALLATION OF FLUE EXHAUST AND INLET HOOD (48PG and PM ONLY)
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VERIFY THAT CONDENSATE CONNECTION IS INSTALLED PER INSTALLATION INSTRUCTIONS
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VERIFY THAT ALL ELECTRICAL CONNECTIONS AND TERMINALS ARE TIGHT
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VERIFY GAS PRESSURE TO UNIT GAS VALVE IS WITHIN SPECIFIED RANGE (48PG and PM ONLY)
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CHECK GAS PIPING FOR LEAKS (48PG AND 48PM)
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CHECK THAT INDOOR- -AIR FILTERS ARE CLEAN AND IN PLACE
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CHECK THAT OUTDOOR AIR INLET SCREENS ARE IN PLACE
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VERIFY THAT UNIT IS LEVEL
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CHECK FAN WHEELS AND PROPELLER FOR LOCATION IN HOUSING/ORIFICE AND VERIFY SETSCREW IS TIGHT
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VERIFY THAT FAN SHEAVES ARE ALIGNED AND BELTS ARE PROPERLY TENSIONED
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VERIFY THAT SCROLL COMPRESSORS ARE ROTATING IN THE CORRECT DIRECTION
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VERIFY INSTALLATION OF THERMOSTAT/SPACE SENSOR
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VERIFY CONFIGURATION VALUES FOR ELECTRONIC CONTROLS (REFER TO CONTROL SET UP CHECKLIST)
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VERIFY THAT CRANKCASE HEATERS HAVE BEEN ENERGIZED FOR AT LEAST 24 HOURS
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II. START-UP
ELECTRICAL
SUPPLY VOLTAGE
COMPRESSOR AMPS — COMPRESSOR A1
—COMPRESSOR B1
— COMPRESSOR C1
ELECTRIC HEAT AMPS (IF EQUIPPED)
SUPPLY FAN AMPS
TEMPERATURES
OUTDOOR-AIR TEMPERATURE
RETURN-AIR TEMPERATURE
COOLING SUPPLY AIR
GAS HEAT SUPPLY AIR (48PG AND PM )
ELECTRIC HEAT SUPPLY AIR (50PG AND PM)
PRESSURES
GAS INLET PRESSURE
GAS MANIFOLD PRESSURE
REFRIGERANT SUCTION
REFRIGERANT DISCHARGE
VERIFY REFRIGERANT CHARGE USING CHARGING CHARTS
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GENERAL
ECONOMIZER MINIMUM VENT AND CHANGEOVER SETTINGS TO JOB REQUIREMENTS
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UNIT START-UP CHECKLIST
______________
L1-L2 L2-L3
L1
L1
L1
L1
L1
_______
STAGE NO. 1
CIRCUIT A
CIRCUIT B
CIRCUIT C
CIRCUIT A
CIRCUIT B
CIRCUIT C
SERIAL NO: _____________________________________
TECHNICIAN: ___________________________________
L3-L1
L2
L2
L2
L2
L2
F DB (Dry Bulb)
F DB F WB (Wet Bulb)
F
F
F
IN. WG
IN. WG
PSIG
PSIG
PSIG
PSIG
PSIG
PSIG
207
L3
L3
L3
L3
L3
STAGE NO. 2 IN. WG