Unit Start- - Up Checklist - Carrier WeatherExpert 48LC Installation Instructions Manual

NOTE: To avoid injury to personnel and damage to equipment or property when
completing the procedures listed in this start---up checklist, use good judgement,
follow safe practices, and adhere to the safety considerations/information as
outlined in the preceding sections of this Installation Instructions document.
MODEL NO.:
I. PRE-START-UP
j VERIFY THAT ALL PACKAGING MATERIALS HAVE BEEN REMOVED FROM UNIT
j VERIFY INSTALLATION OF OUTDOOR AIR HOOD
j VERIFY INSTALLATION OF FLUE EXHAUST AND INLET HOOD
j VERIFY THAT CONDENSATE CONNECTION IS INSTALLED PER INSTRUCTIONS
j VERIFY THAT ALL ELECTRICAL CONNECTIONS AND TERMINALS ARE TIGHT
j VERIFY GAS PRESSURE TO UNIT GAS VALVE IS WITHIN SPECIFIED RANGE
j CHECK GAS PIPING FOR LEAKS
j CHECK THAT INDOOR- - AIR FILTERS ARE CLEAN AND IN PLACE
j CHECK THAT OUTDOOR AIR INLET SCREENS ARE IN PLACE
j VERIFY THAT UNIT IS LEVEL
j CHECK FAN WHEELS AND PROPELLER FOR LOCATION IN HOUSING/ORIFICE AND VERIFY
SETSCREW IS TIGHT
j VERIFY THAT FAN SHEAVES ARE ALIGNED AND BELTS ARE PROPERLY TENSIONED
j VERIFY THAT SCROLL COMPRESSORS ARE ROTATING IN THE CORRECT DIRECTION
j VERIFY INSTALLATION OF THERMOSTAT
j VERIFY THAT CRANKCASE HEATERS HAVE BEEN ENERGIZED FOR AT LEAST 24 HOURS
II. START-UP
ELECTRICAL
SUPPLY VOLTAGE
COMPRESSOR AMPS 1
COMPRESSOR AMPS 2
SUPPLY FAN AMPS
TEMPERATURES
OUTDOOR- - AIR TEMPERATURE
RETURN- - AIR TEMPERATURE
COOLING SUPPLY AIR TEMPERATURE
GAS HEAT SUPPLY AIR
PRESSURES
GAS INLET PRESSURE
GAS MANIFOLD PRESSURE STAGE 1
REFRIGERANT SUCTION
REFRIGERANT DISCHARGE CIRCUIT A
j VERIFY REFRIGERANT CHARGE USING CHARGING CHARTS
UNIT START-UP CHECKLIST
(Remove and Store in Job File)
L1- - L2
L1
L1
L1
STAGE 2
CIRCUIT A
CIRCUIT B
CIRCUIT B
67
SERIAL NO.:
L2- - L3
L2
L2
L2
_F DB (DRY BULB)
_F DB
_F
_F
IN. WG
IN. WG
IN. WG
PSIG
PSIG
PSIG
PSIG
L3- - L1
L3
L3
L3
_F WB (WET BULB)