Honeywell Home T10 - 2 H;1 C Gas Furnace Wiring; 2-Transformer System Wiring (Hot Water Heat;AC); 2-Transformer System Wiring (1 H;1 C Oil Furnace); Hot Water Heat Wiring (Zone Valve)

11 33-00462—05
Fig. 18. 2H/1C gas furnace
Fig. 19. 2-transformer system; 1H/1C oil furnace
Fig. 20. 2-transformer system; hot water heat with air-
conditioning (or hot water coil)
Fig. 21. Hot water heat with power open zone valve
M37816
2H/1C GAS FURNACE +
AIR-CONDITIONING.
1
COMMON REQUIRED.
S
S
Y
Y2
G
C
U
U
A
W2
W
K
Rc
R
L/A
E
AUX
FURNACE
R/Rc
SWITCH UP
O/B
1
1
R
W
Y
G
C
W2
M37556A
S
S
Y
Y2
G
C
U
U
A
W2
W
K
Rc
R
L/A
E
AUX
OIL FURNACE
R/Rc SWITCH
DOWN
O/B
RW
Y
G
C
R
1
COMMON REQUIRED FROM COOL TRANSFORMER (AIR HANDLER).
1
AIR HANDLER
2 TRANSFORMER SYSTEM
1H/1C OIL FURNACE +
AIR-CONDITIONING.
M37557A
S
S
Y
Y2
G
C
U
U
A
W2
W
K
Rc
R
L/A
E
AUX
BOILER
R/Rc SWITCH
DOWN
O/B
RW
Y
G
C
R
1
COMMON REQUIRED FROM COOL TRANSFORMER (AIR-HANDLER).
1
AIR HANDLER
2 TRANSFORMER SYSTEM
HOT WATER HEAT +
AIR-CONDITIONING (OR HOT
WATER COIL).
M37559B
S
S
Y
Y2
G
C
U
U
A
W2
W
K
Rc
R
L/A
E
AUX
BOILER
R/Rc SWITCH
UP
O/B
R (T)
W (T)
HOT WATER HEAT WITH
POWER OPEN ZONE VALVE.
1
COMMON REQUIRED.
C
RESIDEO V8043
ZONE VALVES
1
TH
TR
TRANSFORMER
R
24 VOLTS
END SWITCH