Lennox GWB84-060E

38
APPENDIX B-3 - VENT DAMPER TROUBLESHOOTING
B.2 Vent Damper Troubleshooting Guide
Note

labeled prior to disconnection. Wiring errors



use the service switch.


Vent

Plug




Problem Possible Cause Recommended Solution










3. Tighten, repair, or replace connection

5. Turn switch on
6. Plug harness in





heat

2. Burned out heat anticipator





3. Tighten, repair, or replace connection








1. Tighten, repair, or replace connection

Troubleshooting
WARNING



!

Power
Power ON 
  Open or Closed
  Open or Opening
  
Normal Sequence of Operation
PN 240012889 Rev. A [07/31/2020]