Manufacturer reserves the right to discontinue, or change at any time, specifications or designs without notice and without incurring obligations.
Catalog No. 04-53480212-01
Printed in U.S.A.
Form 48GC-4-6-01SM Rev. A Pg CL-1
8-19
Replaces: New
START-UP CHECKLIST
48GC04-06 SINGLE PACKAGE ROOFTOP GAS HEAT/ELECTRIC COOLING UNIT
(REMOVE AND USE FOR JOB FILE)
I. PRELIMINARY INFORMATION
MODEL NO ____________________________________________
JOB NAME _____________________________________________
SERIAL NO ____________________________________________
ADDRESS _____________________________________________
START-UP DATE________________________________________
TECHNICIAN NAME _____________________________________
ADDITIONAL ACCESSORIES
_____________________________________________________________________________________________________
II. PRE-START-UP
Verify that all packaging materials have been removed from unit
(Y/N) _____
Verify installation of outdoor air hood
(Y/N) _____
Verify installation of flue exhaust and inlet hood
(Y/N) _____
Verify that condensate connection is installed per instructions
(Y/N) _____
Verify that all electrical connections and terminals are tight
(Y/N) _____
Verify gas pressure to unit gas valve is within specified range
(Y/N) _____
Check gas piping for leaks
(Y/N) _____
Check that indoor-air filters are clean and in place
(Y/N) _____
Check that outdoor air inlet screens are in place
(Y/N) _____
Verify that unit is level
(Y/N) _____
Verify that fan assembly is free of obstructions and rotor spins freely
(Y/N) _____
Verify that scroll compressors are rotating in the correct direction
(Y/N) _____
Verify installation of thermostat
(Y/N) _____
Verify that crankcase heaters have been energized for at least 24 hours (Y/N) _____
III. START-UP
ELECTRICAL
Supply Voltage
L1-L2_____________
L2-L3_____________
L3-L1_____________
Compressor Amps 1
L1 _____________
L2 _____________
L3 _____________
Compressor Amps 2
L1 _____________
L2 _____________
L3 _____________
Supply Fan Amps
L1 _____________
L2 _____________
L3 _____________
TEMPERATURES
Outdoor-air Temperature
_____________ °F DB (Dry Bulb)
Return-air Temperature
_____________ °F DB
_____________
°
F WB (Wet Bulb)
Cooling Supply Air Temperature
_____________ °F
Gas Heat Supply Air
_____________ °F
NOTE: To avoid injury to personnel and damage to equipment or
property when completing the procedures listed in this start-up
checklist, use good judgment, follow safe practices, and adhere to
the safety considerations/information as outlined in preceding
sections of this Service and Maintenance Instruction document.
Summary of Contents for 48GC04
Page 18: ...18 Fig 31 Condenser Fan Assembly Screw Pattern Sequence 1 2 3 4 5 NO SCREW Blank Tab...
Page 33: ...33 Fig 57 Integrated Gas Control IGC Board RED LED STATUS...
Page 96: ...96 APPENDIX D WIRING DIAGRAMS Fig E 48GC 04 06 208 230 1 60 Unit with RTU Open Controller...
Page 97: ...97 APPENDIX D WIRING DIAGRAMS Fig F 48GC 04 06 208 230 3 60 Unit with RTU Open Controller...
Page 98: ...98 APPENDIX D WIRING DIAGRAMS Fig G 48GC 04 06 460 575 3 60 Unit with RTU Open Controller...
Page 99: ...99 APPENDIX D WIRING DIAGRAMS Fig H 48GC 04 06 Power Wiring Diagram 208 230 1 60...
Page 100: ...100 APPENDIX D WIRING DIAGRAMS Fig I 48GC 04 06 Power Wiring Diagram 208 230 3 60...
Page 101: ...101 APPENDIX D WIRING DIAGRAMS Fig J 48GC 04 06 Power Wiring Diagram 460 575 3 60...
Page 102: ...102 APPENDIX D WIRING DIAGRAMS Fig K 48GC 04 06 SystemVu Control Wiring Diagram All Voltages...
Page 103: ...103 APPENDIX D WIRING DIAGRAMS Fig L 48GC 04 06 SystemVu Power Wiring Diagram 208 230 1 60...
Page 104: ...104 APPENDIX D WIRING DIAGRAMS Fig M 48GC 04 06 SystemVu Power Wiring Diagram 208 230 3 60...
Page 105: ...105 APPENDIX D WIRING DIAGRAMS Fig N 48GC 04 06 SystemVu Power Wiring Diagram 460 575 3 60...