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START-UP CHECKLIST
(Remove and Store in Job File)
I. PRELIMINARY INFORMATION
MODEL NO.: SERIAL NO.:
DATE: TECHNICIAN:
II. PRE-START-UP (insert checkmark in box as each item is completed)
j VERIFY THAT JOBSITE VOL T AGE AGREES WITH VOLT AGE LISTED ON RATING PLATE
j VERIFY THAT ALL PACKAGING MATERIALS HAVE BEEN REMOVED FROM UNIT
j REMOVE ALL SHIPPING HOLDDOWN BOLTS AND BRACKETS PER INST ALLATION INSTRUCTIONS
j VERIFY THAT CONDENSATE CONNECTION IS INST ALLED PER I NS TALLATI ON INSTR UCTI ONS
j C HEC K A LL ELEC TRICA L C ONNECTIONS AND TERMINALS FOR TIGHTNESS
j CHECK GAS PIPING FOR LEAKS
j CHECK THAT RETURN (INDOOR) AIR FIL TERS ARE CLEAN AND IN PLACE
j V ERI FY THAT UNIT INSTALLATI ON IS LEVEL
j C HEC K FAN WHEELS AND PRO PELLER FOR LOCAT ION IN HOUSING/ORIFICE AND SETSCREW
TIGHTNESS
j C HEC K T O ENSU RE T HAT ELECTRICA L WI RING IS NOT I N CONTACT WI TH R EFR IGERA NT LI NES
OR SHARP MET AL EDGES
j CH ECK PULLEY ALIG NMEN T A ND BELT TENS ION PER INSTALLATIO N INSTR UCTIO NS
III. START-UP
ELECTRICAL
SUPPL Y VOL T AGE L1-L2 L2-L3
L3-L1
COMPRESS OR AM PS L1 L2 L3
INDOOR-F AN AMPS L1 L2 L3
TEMPERATURES
OUTDOOR-AIR TEMPERATURE
DB
RETUR N-A IR TEM P ERATU RE
DB WB
COOLING SUPPLY AIR
DB
HEATINGSUPPLYAIR DB
PRESSURES (Cooling Mode)
GAS INLET PRESSURE
IN.WG
GAS MANIFOLD PRESSURE
IN.WG (HIGH FIRE)
REFRIGERANT SUCTION PSIG
REFRIGERANT DISCHARGE
PSIG
j VERIFY THAT 3-PHASE F AN MOTOR AND BLOWER ARE ROT ATING IN CORRECT DIRECTION. IF THEY
ARE NOT ROT ATING IN CORRECT DIRECTION, LOCKING COLLAR MUST BE RE--TIGHTENED AFTER
CORRECTING D IRECTION OF ROTATION
j V ERIFY THAT 3-PHASE S CROLL COMP RESSOR IS ROT ATIN G IN T HE CORRECT DIRECTION
j VERIFY REFRIGERANT CHARGE USING CHARGING CHAR TS
Copyright2006CarrierCorp.S 7310W.MorrisSt.S Indianapolis,IN 46231
Manufacturerreserves therightto change,at any time,specifications anddesigns without noticeandwithoutobligations.
Catalog No:48H--1SI
Replaces:48HJ--33SI
Printedin U.S.A. EditionDate:09/06
48HE,HJ