Aprilaire 8355 - Manual (Page 13)

13
R Y1 O B G E W2 L C Y2
APRILAIRE MODEL 8355 HEAT PUMP THERMOSTAT
R
Y
O
G
W2
L
C
PAYNE LOW
VOLTAGE TERM
INAL BOARD
APRILAIRE MODEL 8355 HEAT PUMP THERMOSTAT CONVERSION TO PAYNE
RELIANT AND ENDURA MODEL HEAT PUMP SYSTEMS
THE LOW VOLTAGE TERMINAL DESIGNATIONS AND THEIR DESCRIPTION AND/OR
FUNCTION ARE USED ON ALL SPLIT SYSTEM CONDENSORS AND HEAT PUMPS
24 VAC, RETURN
COMPRESSOR CONTACTOR
REVERSING VALVE [COOLING MODE]
FAN CONTACTOR CIRCUIT
EMERGENCY HEATING CIRCUIT
2ND. STAGE HEATING CIRCUIT
SYSTEM MONITOR LED
24 VAC, COMMON
3RD. STAGE HEATING CIRCUIT [CAPPED]
NOTE 1: W3 TERMINAL ON
PAYNE PCB CAPPED
E
W3
R Y1 O B G E W2 L C Y2
APRILAIRE MODEL 8355 HEAT PUMP THERMOSTAT
R
Y
B
G
E
W2
L
X
B
RHEEM
/RUUDLOW
VOLTAGE TERM
INAL BOARD
APRILAIRE MODEL 8355 HEAT PUMP THERMOSTAT CONVERSION TO RHEEM/RUUD
HEAT PUMP SYSTEMS
THE LOW VOLTAGE TERMINAL DESIGNATIONS AND THEIR DESCRIPTION AND/OR
FUNCTION ARE USED ON ALL SPLIT SYSTEM CONDENSORS AND HEAT PUMPS
24 VAC, RETURN
COMPRESSOR CONTACTOR
REVERSING VALVE [HEATING MODE]
FAN CONTACTOR CIRCUIT
EMERGENCY HEATING CIRCUIT
2ND. STAGE HEATING CIRCUIT
SYSTEM MONITOR LED
24 VAC, COMMON