Instruction/ maintenance manual of the product 50A55-743 White Rodgers
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Goodman White-Rodgers 0130F00005 PCBBF110 PCBBF123 50A55-743 0130F00005S PCBBF110S PCBBF123S 50A55-289 B1809926 PCBBF112 50T55-289 B1809926S PCBBF112S 50A55-743 Integrated Furnace Control F AILURE T O READ AND FOLLO W ALL INSTRUCTIONS CAREFULL Y BEFORE INST ALLING OR OPERA TING THIS CONTROL COULD CA USE PERSONAL INJUR Y AND/OR PR OPER TY D AMA GE.
2 SPECIFICA TIONS INST ALLA TION ELECTRICAL RA TINGS [@ 77°F (25°C)]: Input V oltage: 25 V A C 50/60 Hz Max. InputCurrent@25 V A C: 0.45 amp Rela y Load Ratings: V alve Rela y: 1.5 amp @ 25 V AC 50/60 Hz 0.6 pf Ignitor Rela y: 6.
3 TH TR MV MV GND FP HLO HLI PSO PS C R G W Y EAC N HUM N XFMR N LINE N CIR N IGN IGN-N IND IND-N HUM EAC XFMR LINE PARK PARK HEAT COOL IGNITOR Y W G R THERMOSTAT GAS VALVE HIGH LIMIT (N. C.) ROLLOUT (N. C.) AUX. HIGH LIMIT (N. C.) PRESSURE SWITCH (N.
4 50A55 TERMINAL TERMINAL TYPE SYSTEM COMPONENT CONNECTION TYPICAL SYSTEM WIRING TABLE W G R Y C TWIN* MV (2 terminals) TR TH RO1 RO2 FP PS PSO HLI HLO GND IND IGN COOL HEAT PARK (2 terminals) LINE XF.
5 OPERA TION OPTION SWITCHES The option s witches on the 50A55-743 control are used to determine the length of the heat delay-to-f an-off periods. The f ollowing tab le shows the time periods that will result from the v ar ious s witch positions. HEAT delay- to-fan-off: Set switch #1 #2 90 sec.
6 T o reset the control after system loc kout, do one of the f ollowing: 1. Interrupt the call for heat or cool at the thermostat f or at least one second but less than 20 seconds (if flame is sensed with the gas v alve de-energiz ed, interrupting the call f or heat at the ther mostat will not reset the control).
7 NO TES.
White-Rodgers is a business of Emerson Electric Co. The Emerson logo is a trademark and ser vice mark of Emerson Electric Co. www .white-rodger s.com www .
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