Henny Penny OFG-392 technical manual Ignition Modules, LED Indication, Replacement

	Model OFG- 390
2-18. IGNITION MODULES	Theignition modules send 24 volts to the ignitors and gas valve.
LED Indication	Two different modules are in the field. The White Rogers modules
	have a red LED, and the Robershaw modules have a green LED.
	These LEDs help to identify a failure.

White Rogers

For the White Rogers’ module, when the control calls for heat, the LED will flash, then go out, indicating the control is functional. If the LED continues to flash, the module did not sense a pilot flame. If the LED stays on continuously, an internal fault has been detected, and the module should be replaced.

Robertshaw	For the Robertshaw, when the control calls for heat, the LED will
LED	be on continuously, indicating the control is functional. If the LED
	flashes, the module did not sense a pilot flame. If the LED goes out
Replacement	while the control is calling for heat, an internal fault had been
	detected, and the module should be replaced.
	1. Remove electrical power supplied to the unit.
		To avoid electrical shock or property damage, move the
		POWER switch to OFF and disconnect main circuit
		breaker, or unplug cord at wall receptacle.
	2.	Remove the control panel as discussed in Complete Control
		Panel Section.
	3.	Remove the condensation drain pan.
	4.	Using a Phillips head screwdriver, remove the screws securing
		the module cover and remove the cover.
	5.	Label and remove the wires from the module.
	6.	Using a 3/8” socket and Phillips head screwdriver, remove the
		nuts and screws securing the module and remove it from the
		unit.
	7.	Replace with module in reverse order.
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