Honeywell 36 - Page 11

11 69-0939—1
M10618
THERMOSTAT
1 POWER SUPPLY. PROVIDE DISCONNECT MEANS
AND OVERLOAD PROTECTION AS REQUIRED.
1
3-WIRE HEAT ONLY WITH FAN
(JUMPER INTACT)
HEATING
RELAY OR
VALVE COIL
FAN
RELAY
B
R
RC OW Y
G
M12739
THERMOSTAT
4-WIRE SINGLE-STAGE HEAT PUMP
(JUMPER INTACT)
B
R
RC OW Y
G
POWER SUPPLY. PROVIDE DISCONNECT MEANS
AND OVERLOAD PROTECTION AS REQUIRED.
USE EITHER O OR B FOR HEAT PUMP CHANGEOVER.
1
2
2
2
1
COMPRESSOR
CONTACTOR
COOL
CHANGEOVER
VALVE
HEAT
CHANGEOVER
VALVE
FAN
RELAY