Henny-penny OFG-391 Manuel d'utilisateur télécharger pdf (Page 35)

Model OFG- 391

2-18. IGNITION MODULES The ignition 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.

For the White Rogers’ module, when the control calls for heat, the

White Rogers 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

while the control is calling for heat, an internal fault had been

Replacement 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.

305 2-18

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Henny-penny OFG-391 Manuel d'utilisateur Page 35