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Cleaning the Burner Assembly
1. Turn off gas and electrical power to the furnace.
Remove heating compartment access panel.
2.
Disconnect the gas supply line from the gas valve.
3.
Disconnect and label wires from gas valve.
4.
Disconnect ignitor wiring at 2 circuit plug.
5.
Disconnect and label wires from rollout switch.
6.
Disconnect and label flame sensor wire.
7.
Disconnect and label ground wire from burner/manifold
assembly.
8.
Remove four screws that secures burner/manifold
assembly to vestibule. Remove the assembly and
make note not to allow ignitor plate to dislodge from
the assembly.
9.
Gently clean the face of the burners using the soft
brush attachment on a vacuum cleaner. Visually
inspect the inside of the burners and crossovers for
any blockage caused by foreign matter. Remove any
blockage
10. Reinstall the burner/manifold assembly using the
existing four screws. Burners are self aligning to
center of clam shells.
11. Reconnect ground wire.
12. Reconnect flame sensor wire.
13. Reconnect rollout switch wires.
14. Reconnect ignitor wires.
15. Reconnect gas valve wires.
16. Reconnect gas supply line to gas valve.
17. Refer to instructions on verifying gas and electrical
connections when re-establishing supplies.
18. Follow instructions to place furnace in operation. Run
furnace 5 minutes to ensure burners are clean and
operating correctly.
19. Replace heating compartment access panel.
Page 54 of 56
Issue 2223
507768-05G / 31-5000655
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