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Auxiliary Heat Stage 2 Temperature Delta (Heat Pumps)
The auxiliary heat stage 2 temperature delta setting controls the staging for
auxiliary heat terminals W1 and W2. The system steps from stage 1 to stage
2 and vice versa.
The default setting of 3
o
F prioritizes comfort over efficiency. When set to Auto,
the Carrier control algorithms decide when to stage, prioritizing efficiency over
comfort. In Auto, Carrier control algorithms may not engage high stage for up to
10 minutes after a manual setpoint adjustment.
WARNING! Reducing this temperature will increase auxiliary heat run time.
Default: 3
o
F
Options: Between 1
o
F and 10
o
F or Auto
On Thermostat:
Select Menu > (hold) Service > Installation Settings > Operating
Thresholds > Auxiliary heat Configuration > Auxiliary Heat Stage 2
Temperature Delta
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