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Jumper Configuration
Cooling and Heating - Heat Pump with B reversing valve.
Residential Heat Pumps, split systems & package units, with no auxiliary heat.
ELEC
Jumper #1 (J1) should be set for ELEC (FAN), Jumper #2 (J2) should be set for
HP, and Jumper #3 (J3) should be set for B for typical heat pump operation.
Note: Thermostat does not have Auxiliary Heat / Emergency Heat capability.
Cooling Mode
Heating Mode
†
Y active in Heating
J1
J2
HP
ASDF
471
471
471
471
471
471
471
471
471
471
471
471
471
471
471
471
471
471
471
GAS
GAS/ELEC
J1
J2
ELEC
HP
OUTPUTS
No Demand
—
B
21
ASDF
ASDF
471
471
471
471
471
471
471
471
471
471
471
471
471
471
O
J3
B
With Demand
Y, G
Y†, G, B
J3
B
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