– 44 –
Gas Model
WARNING: Disconnect electrical power before servicing.
Caution: Label all wires prior to disconnection. Wiring errors can cause improper and
dangerous operation. Verify operation after servicing.
LEGEND
X = CONTACTS ACTIVATED
O= CONTACTS DEACTIVATED
TC= THERMISTOR CONTROLLED
TVS= TRANSIENT VOLTAGE SUPPRESSOR
MOTOR
RELAY
K1
HEATER
RELAY
K3
HEATER
RELAY
K4
U4
U9
U10
U11
BLUE
BLACK
WHITE
BLACK
GAS AND
OUTER COIL
POWER BOARD
DRUM-BLOWER MOTOR
TAB SEQUENCE
M5
M4
M6
M1
M2
HIGH LIMIT
INLET-SAFETY
THERMOSTAT
OUTLET CONTROL BACKUP
TEMPERATURE °C
OPEN
± 10
315
± 15
250
157
TEMPERATURE
°F
300
± 8
± 5
165
OPEN
± 12
± 5
260
155
CLOSE
149
74
± 6
121
± 9
CLOSE
127
68
± 3
± 4
± 7
± 3
THE IGNITER FUNCTIONING AND THE FLAME CAN
BE SEEN THROUGH A VIEWER HOLE LOCATED IN
THE BASE OF THE DRYER. USE A MIRROR
AS SHOWN IN THESE FIGURES
DRYER
CABINET
OUTLET CONTROL
THERMISTOR
OUTLET
CONTROL BACKUP
THERMOSTAT
HI-LIMIT
INLET-SAFETY
THERMOSTAT
INLET
CONTROL
THERMISTOR
FLAME
DETECT
IGNITER
VALVE
DRUM BLOWER MOTOR
FRONT
PANEL
M5
M6
M4
START
RUN
DRUM LAMP
Pink
Pink
Gray
Gray
J5
J10
1
J5
1
WHEN SERVICING THE DRYER
MOV UPPER ROD
MOV LOWER ROD
REAR
PANEL
MIRROR
MODEL
SELECTOR
OUTLET
CONTROL
BACKUP
INLET
SAFETY
MOTOR
BRACKET
INLET CONTROL
THERMISTOR
OUTLET CONTROL
THERMISTOR
White
White
Blue
Blue
IDLER
SWITCH
HI-LIMIT
Black
Black
Black
Black
1
White
White
White
Purple
Purple
Yellow
Brown/Yellow
Brown/Yellow
White
Orange
Blue
Black
DOOR
SWITCH
NC
COM
NO
Door State
Signal
CORD
SET
Red
M1
M2
Yellow
DETECTOR
IGNITOR
MAIN
COIL
BOOSTER
COIL
SAFETY
COIL
GAS VALVE
GND
N
L1
L1
DS
M5
N
White
Brown
J21
Purple
Yellow
Purple
THERMISTORS RESISTANCE VALUES AT
KOHMS
78-82
98-102
118-122
°F
°C
86
30
77
25
69
21
INNER COIL
WATER VALVE
RELAY
K2
MODEL SELECTOR CONNECTOR
MODEL
WIRE COLOR
TERMINAL POSITION
PTDS650
BLUE
3 - 5
THERMOSTATS/THERMISTORS LOCATION
NOTES:
SCREWS (BONDING AND GROUNDING)
CONNECTOR JUNCTION
POINT TO POINT TERMINALS
GANGED CENTRIFUGAL SWITCH
SOLDER TRACES ON PC BOARD
WATER
VALVE
Coil
563.0 Ohms
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