Manufacturer reserves the right to discontinue, or change at any time, specifications or designs without notice and without incurring obligations.
Catalog No. 04-53480016-01 Printed in U.S.A. Form 48TM-4SI Pg CL-1 3-06 Replaces: 48TM-3SI
Book 1 4
Tab 1a 6 a
Copyright 2006 Carrier Corporation
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START-UP CHECKLIST
PRE-START-UP
VERIFY THAT ALL PACKING MATERIALS HAVE BEEN REMOVED FROM UNIT
VERIFY INSTALLATION OF INDOOR FAN MOTOR ADJUSTMENT BOLT AND PLATE
VERIFY INSTALLATION OF OUTDOOR-AIR HOOD
VERIFY INSTALLATION OF FLUE HOOD AND WIND BAFFLE
VERIFY THAT CONDENSATE CONNECTION IS INSTALLED PER INSTRUCTIONS
VERIFY THAT ALL ELECTRICAL CONNECTIONS AND TERMINALS ARE TIGHT
CHECK GAS PIPING FOR LEAKS
CHECK THAT FILTERS AND SCREENS ARE CLEAN AND IN PLACE
VERIFY THAT UNIT IS LEVEL
CHECK FAN WHEEL AND PROPELLER FOR LOCATION IN HOUSING/ORIFICE, AND VERIFY SETSCREW
IS TIGHT
VERIFY THAT FAN SHEAVES ARE ALIGNED AND BELTS ARE PROPERLY TENSIONED
VERIFY THAT SCROLL COMPRESSOR IS ROTATING IN THE CORRECT DIRECTION
VERIFY THAT CRANKCASE HEATER HAS BEEN ENERGIZED FOR 24 HOURS
START-UP
ELECTRICAL
SUPPLY FAN AMPS EXHAUST FAN AMPS
TEMPERATURES
OUTDOOR-AIR TEMPERATURE FDB(Dry-Bulb)
RETURN-AIR TEMPERATURE FDB F WB (Wet-Bulb)
COOLING SUPPLY AIR F
GAS HEAT SUPPLY AIR F
PRESSURES
VERIFY REFRIGERANT CHARGE USING CHARGING CHART ON PAGE 45.
GENERAL
ECONOMIZER MINIMUM VENT AND CHANGEOVER SETTINGS TO JOB REQUIREMENTS
MODEL NO.: SERIAL NO.:
DATE: TECHNICIAN:
SUPPLY VOLTAGE L1-L2 L2-L3 L3-L1
COMPRESSOR AMPS — COMPRESSOR NO. 1 L1 L2 L3
— COMPRESSOR NO. 2 L1 L2 L3
GAS INLET PRESSURE IN. WG
GAS MANIFOLD PRESSURE STAGE NO. 1 IN. WG STAGE NO. 2 IN. WG
REFRIGERANT SUCTION CIRCUIT NO. 1 PSIG CIRCUIT NO. 2 PSIG
REFRIGERANT DISCHARGE CIRCUIT NO. 1 PSIG CIRCUIT NO. 2 PSIG