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Description
Gas Ignition Control Board - replacement for Carrier LH33WP003/3A control boards

Specifications:
  • Control Voltage: 24 VAC (18-30 VAC), 60Hz
  • Line Voltage: 208/230 VAC, 60Hz

Timing:
  • Pre-Purge: 45 seconds
  • Trial for Ignition: 5+2 seconds
  • Retry Period: Every 20 seconds for 15 minutes
  • Lockout: Manual reset
  • Post-Purge: 45 seconds

LED Indicators:
  • Red LED: Steady ON-normal operation.

Flashing-fault codes Inputs:
  • Power: RT and C
  • Thermostat Interface: R,W, and G
  • Safety Switches: RS, LS, and CS
  • Combustion Motor Hall Effect Sensor

Flame Sensing Outputs:
  • Spark - Gas Valve: GV
  • Combustion Motor: CM
  • Blower Motor: BM
  • Indoor Fan Motor: IFO
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Manuals (2)
Specs
Product Type:
Control Board
Control Voltage:
24 VAC @ 60 Hz
Line Voltage:
208/230 VAC @ 60 Hz
Power Consumption:
0.3A
Operating Temp Range:
-40° to 176°F
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