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Force 30 Owners Manual
2015
Safety temperature limiter (STL)
The Force 30 furnace is equipped with a Safety Tem
-
perature Limiter to shut power off to the burner in the
event that the heat exchanger overheats.
To restart the furnace if the STL has been tripped you
must:
1. Wait until the furnace temperature cools.
2. Clean both the furnace and the burner.
3. Check for proper air flow in the chimney, in the fur
-
nace heat exchanger and in the filter box.
4. If the problem persists, contact your dealer or North
-
west Manufacturing, Inc.
10 Amp Circuit Breaker
The Force 30 furnace is equipped with a 10 amp circuit
breaker. The reset switch is located on the furnace,
above the burner. If the problem persists, contact your
dealer or Northwest Manufacturing, Inc.
Troubleshooting
