38
UPV Series
38
Resettable Thermal Switch Replacement
Step 1.
Rotate gas control knob to the
“OFF” position.
Step 2.
Remove outer jacket door.
Step 3.
Disconnect the black wire leads
from resettable thermal switch.
Step 4.
Remove (2) ¼” hex drive screws
from the manifold mount.
Step 5.
Remove resettable thermal switch from manifold
mount (Phillips screw driver).
Step 6.
Place new resettable thermal switch in place. Be sure contact surface of
resettable thermal switch and manifold mount are free of any debris.
Secure resettable thermal switch into place using screws from step 6.
DO NOT OVER TIGHTEN SCREWS.
Step 7.
Reconnect the black wire leads from gas valve and thermopile to
resettable thermal switch.
Note: Wire terminations are interchangeable with either resettable
thermal switch connection.
Step 8.
Replace outer jacket door.
Step 9.
To resume operation follow the instructions located on the lighting
instruction label or the lighting instruction located in the installation and
operation manual.
