105
UNIT START-UP CHECKLIST
MODEL NO.:
DATE: ______________
SERIAL NO: _____________________________________
TECHNICIAN: ___________________________________
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 (48PD ONLY)
j VERIFY THAT CONDENSATE CONNECTION IS INSTALLED PER INSTALLATION INSTRUCTIONS
j VERIFY THAT ALL ELECTRICAL CONNECTIONS AND TERMINALS ARE TIGHT
j VERIFY GAS PRESSURE TO UNIT GAS VALVE IS WITHIN SPECIFIED RANGE (48PD ONLY)
j CHECK GAS PIPING FOR LEAKS (48PD ONLY)
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 T HE CORRECT DIRECTION
j VERIFY INSTALLATION OF SPACE SENSOR
j VERIFY CONFIGURATION VALUES FOR ELECTRONIC CONTROLS (REFER TO CONTROL SET UP CHECKLIST)
j VERIFY THAT CRANKCASE HEATERS HAVE BEEN ENERGIZED FOR AT LEAST 24 HOURS
j VERIFY THAT THE VFD IS IN AUTO MODE
II. START-UP
ELECTRICAL
SUPPLY VOL TAGE L1--L2 L2--L3 L3--L1
COMPRESSOR AMPS—COMPRESSOR A1 L1 L2 L3
—COMPRESSOR B1 L1
L2 L3
—COMPRESSOR C1 L1 L2 L3
ELECTRIC HEAT AMPS (IF EQUIPPED) L1 L2 L3
SUPPL Y F AN AMPS
_______
L1 L2 L3
TEMPERATURES
OUTDOOR-AIR TEMPERATURE F DB (Dry Bulb)
RETURN-AIR TEMPERATURE
FDB F WB(WetBulb)
COOLING SUPPLY AIR
F
GAS HEAT SUPPLY AIR (48PG)
F
ELECTRIC HEAT SUPPLY AIR (50PG)
F
PRESSURES
GAS INLET PRESSURE IN. WG
GAS MANIFOL D PRES S URE STAGE NO. 1
IN. WG STAGE NO. 2 IN. WG
REFRIGERANT SUCTION CIRCUIT A
PSIG
CIRCUIT B PSIG
CIRCUIT C
PSIG
REFRIGE RANT DISCHARGE CIRCUIT A
PSIG
CIRCUIT B
PSIG
CIRCUIT C
PSIG
j VERIFY REFRIGERANT CHARGE USING CHARGING CHARTS
GENERAL
j ECONOMIZER MINIMUM VENT AND CHANGEOVER SETTINGS TO JOB REQUIREMENTS
48/50PD
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