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Aux Heat
AUX HEAT
SWITCH
OWNER'S MANUAL
S1-THEH21P5S
Emergency - Disables all compressor
functions* and energizes only Aux
Heat to satisfy the heat demand.
Normal - Aux Heat is allowed to run, if necessary,
along with the heat pump to satisfy the
heat demand.
Lockout - Aux Heat will never turn on
regardless of the heat demand.
When the Aux Heat switch is in the Emergency position the compressor will also be
locked out during cooling operation.
*
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