Description
The 50A55-743 is an automatic gas interrupted ignition control that utilizes a microprocessor to constantly monitor, analyze, and control the correct operation of the gas burner, inducer, and fan.
Signals that are interpreted during continual surveillance of the thermostat and flame sensing element will initiate automatic ignition of the burner, sensing of the flame, and system shut-off during normal operation.
- 120 VAC Ignitor Output
- 120 VAC Humidifier Output
- 120 VAC Electronic Air Cleaner Output
- 120 VAC 2-Speed PSC Circulator Output
- Fuse Protection – 5 Amp
- Furnace Status LED
- Heat Fan OFF Delay (Dipswitch Selectable)
- Y, W, R, G, C, TWIN Terminals
These controls integrate system fault analysis for quick gas flow shut-off, paired with automatic ignition retry upon sensing a fault correction. It is designed as a replacement for the following controls:
Goodman
0130F00005, 0130F00005S, B1809926, B1809926S, PCBBF110, PCBBF110S, PCBBF112, PCBBF112S, PCBBF123, PCBBF123S.
White-Rodgers
50A55-289, 50A55-743, 50T55-289
Christopher Jackson (verified owner) –
It didn’t work with my furnace
RICHARD Arsenault (verified owner) –
Everything went great in the shipping but the part did not solve the problem Thank you for everything Richard