WIRING

IF ANY OF THE ORIGINAL WIRE AS SUPPLIED W ITH THE APPLIANCE MUST BE REPLACED, IT
MUST BE REPLACED WITH A WIRE OF AT LEAST 105 DEGREE C TEMPERATURE RATING.
CAUTION: LABEL ALL WIRES PRIOR TO DISCONNECTION WHEN SERVICING CONTROLS. WIR-
ING ERRORS CAN CAUSE IMPROPER AND DANGEROUS OPERATION.
VERIFY PROPER OPERATION AFTER SERVICING.

Page 15

WIRING DIAGRAM - WOW253 & WOW254WIRING DIAGRAM - WOW403 & WOW404

WOW403,

WOW404

LADDER

P/N 91466 08/2005 P/N 91467 08/2005

WOW403,WOW404

PICTORIAL

WOW253,

WOW254

PICTORIAL

Thermostat
Purple
Red
Whit e
Black
Black
Orange Red
Black
Black
R G W C
Pressure
Switch
Gas
Valve
Draft
Inducer
Circulating
Blower
Limit
Switch
Yellow
Ground
24 V
CMB Blower
Brown
Circuit Board
Transformer
Black
ACC
AC8 COOL
L1
Blue
24
VAC
Green

WOW253,

WOW254

LADDER

Gas Valve
Pr e s s u r e
Switch
Limit Swi tch
Thermostat
24 VAC
CIRCUIT B OARD
115 VAC
Draft Inducer
Circulating
Blower
Gas Valve
Pr e s s u r e
Switch
Limit Swi tch
Thermostat
24 VAC
CIRCUIT B OARD
115 VAC
Draft Inducer
Ignito r
Circulating
Blower #1
Circulating
Blower #2
Thermostat
Black
Black
Purple
Gas
Valve
Pressure
Switch
Red
Whit e
Orange
Yellow
Limit
Switch
Ground
L1
Gray
Brown
Red
24 V
Blue
24
VAC
Transformer
Black
Black
Black
Green
Draft Inducer
Circulating
Blower #1
Circulating
Blower #2
CMB Blower
Circuit Board
R G W C
ACC