PG 5
4 Gas-Electric Selection
REFER to the back of the Control Unit
If you have Electric Heat or a Heat Pump you must place the Gas/Electric jumper in the ELECT
position (thermostat controls the Fan).
If you have Gas Heat the Gas/Electric Jumper should be in the GAS position (furnace controls
the Fan).
I
f your heat pump has auxiliary
heat, select the DIFFERENTIAL
jumper. This controls how often
your auxiliary heat will come on.
'2' is most comfort (cold climates)
'4' is most efficient (warm climates)
The unit must be reset when a
jumper is changed.
5 Heat Pump Differential
Inside of Unit
GAS
ELECT
AAAA AA
Fahrenheit
/Celsius jumper
Gas/Electric jumper
OFF ON
DIFFERENTIA
4
3
2
ADJ RM TEMP
Calibration switch
OPEN F
SHORT C
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