Iii. start-up – Carrier 48TJD User Manual
Page 52
Manufacturer reserves the right to discontinue, or change at any time, specifications or designs without notice and without incurring obligations.
PC 111
Catalog No. 534-774
Printed in U.S.A.
Form 48TJ-18SI
Pg CL-1
10-00
Replaces: 48TJ-16SI
Book
1
4
Tab
1a 6a
Copyright 2000 Carrier Corporation
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C
U
T
AL
ONG DO
T
T
ED L
INE
CUT
AL
O
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G DO
T
T
ED L
INE
START-UP CHECKLIST
(Remove and Store in Job File)
I. PRELIMINARY INFORMATION:
MODEL NO.:________________________________
SERIAL NO.: ___________________________________
DATE:______________________________________
TECHNICIAN: __________________________________
BUILDING LOCATION:_______________________
DATE STARTED: ________________________________
II. PRE-START-UP (insert checkmark in box as each item is completed)
VERIFY THAT ALL PACKING MATERIALS HAVE BEEN REMOVED FROM UNIT
VERIFY THAT CONDENSATE CONNECTION IS INSTALLED PER INSTALLATION INSTRUCTIONS
CHECK ALL ELECTRICAL CONNECTIONS AND TERMINALS FOR TIGHTNESS
VERIFY ELECTRICAL WIRING DOES NOT CONTACT REFRIGERANT TUBING
CHECK GAS PIPING FOR LEAKS
CHECK THAT INDOOR-AIR FILTER IS CLEAN AND IN PLACE
VERIFY THAT UNIT INSTALLATION IS LEVEL
CHECK FAN WHEEL AND PROPELLER FOR LOCATION IN HOUSING/ORIFICE AND SETSCREW TIGHTNESS
CHECK BELT TENSION AND PULLEY ALIGNMENT
III. START-UP:
ELECTRICAL
TEMPERATURES AND PRESSURES
VERIFY REFRIGERANT CHARGE USING CHARGING TABLES
VERIFY THAT 3-PHASE SCROLL COMPRESSOR ROTATING IN CORRECT DIRECTION (48TJ007 ONLY)
SUPPLY VOLTAGE
L1-L2
L2-L3
L3-L1
COMPRESSOR AMPS
L1
L2
L3
INDOOR-FAN AMPS
L1
L2
L3
OUTDOOR-AIR TEMPERATURE
DB
WB
RETURN-AIR TEMPERATURE
DB
WB
COOLING SUPPLY AIR
DB
WB
GAS INLET PRESSURE
IN. WG
GAS MANIFOLD PRESSURE
IN. WG (HI FIRE)
GAS HEAT SUPPLY AIR
DB
REFRIGERANT SUCTION
PSIG
F (AT SUCTION SERVICE VALVE)
REFRIGERANT DISCHARGE
PSIG
F (AT CONDENSER LIQUID LINE OUTLET)