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Check the back-up heating system
(heat pump systems only):
The Back Up Heat bypasses the heat pump to use the heat source
wired to E & W2 terminals of the thermostat. Back Up is typically
used when compressor operation is not desired, the user prefers to
utilize the back-up heat only, or the compressor is not able to satisfy
the demand for heat to the users desire.
1.
Press Heating / Cooling Mode key one or more times to select
Back Up Heat mode. If the auxiliary heating system has a
standing pilot, be sure to light it.
2.
Press the
temperature. The AUX heating system should begin to operate.
Back Up should display.
3.
If the system is a multi-stage Back Up heating system, adjust the
temperature setting to at least 3° above room temperature to turn
on all stages.
4.
Press the
The heating system should stop operating.
16
to adjust thermostat setting to 1° above room
to adjust the thermostat below room temperature.
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