White Rodgers 1F92 Operating Instructions Manual page 12

HEAT PUMP TERMINAL OUTPUTS HEAT PUMP TERMINAL OUTPUTS HEAT PUMP TERMINAL OUTPUTS
HEAT PUMP TERMINAL OUTPUTS HEAT PUMP TERMINAL OUTPUTS
THERMOSTA A A A A T T T T T TERMIN THERMOST THERMOST TERMIN TERMIN TERMINALS (Upper)
THERMOST THERMOST TERMIN
L
Malfunction Light
SYSTEM E C
Single-stage compressor system; gas or electric backup
Heat Pump 1* Emergency 24 Volt
mode (Common)
1st stage
SYSTEM E C
Multi-stage or two compressor system; gas or electric backup
Heat Pump 2* Emergency 24 Volt
mode (Common)
1st stage
* If system does not provide connection to E, jumper W1 to E to provide Aux heating in emergency mode.
ALS (Upper) ALS (Upper) ALS (Upper)
ALS (Upper)
PH
Not Used
THERMOSTAT TERMINALS (Lower) THERMOSTAT TERMINALS (Lower) THERMOSTAT TERMINALS (Lower) THERMOSTAT TERMINALS (Lower) THERMOSTAT TERMINALS (Lower)
R W3/A1 W2
24 Volt Not Used Heat mode
(Hot) 3rd stage.
Emergency
mode
2nd stage
THERMOSTAT TERMINALS (Lower) THERMOSTAT TERMINALS (Lower)
THERMOSTAT TERMINALS (Lower) THERMOSTAT TERMINALS (Lower) THERMOSTAT TERMINALS (Lower)
R W3/A1 W2
24 Volt Not Used Emergency
(Hot) mode
2nd stage
E2/P W1 Y2
E2=Emer- Heat mode No output
gency mode 2nd stage
constant
output.
P=All other
modes
constant
output
E2/P W1 Y2
E2=Emer- Heat mode Heat and
gency mode 3rd stage Cool mode
constant 2nd stage
output. (compressor (compressor
P=All other 2)
modes
constant
output
10
Y1 B O
Heat and Energized in Energized in
Cool mode Heat, Off Cool mode
1st stage Emergency
(compressor) mode
Y1 B O
Heat and Energized in Energized in
Cool mode Heat, Off Cool mode
1st stage Emergency
mode
1)
G
Blower/Fan
Energized on
call for Heat
and Cool
G
Blower/Fan
Energized on
call for Heat
and Cool