Oven Sensor And Door Switch Ohmmeter Test; Sensor And Lock Switch Connectors - GE ZEK957 Series Technical Service Manual

Oven Sensor and Door Switch
Ohmmeter Test
See Motorized Door Lock Operation
door switch function explanation.
Disconnect power to range. Make resistance
measurement from side of sensor and lock switch
connector with exposed terminals.
Model JKP85
CIRCUIT TERMINALS
Oven Sensor
Door Unlatched Common-unlock
Common-lock
Door Latched Common-lock
Common-unlock
Models ZEK957, JKP56, and JKP45
CIRCUIT TERMINALS
UPPER
OVEN
Oven Sensor 6 to 8
Door Unlatched 3 to 5
4 to 5
Door Latched 4 to 5
3 to 5
Models ZEK937, JKP18, and JCKP18
CIRCUIT TERMINALS
UPPER
OVEN
Oven Sensor 6 to 8
Door Unlatched 3 to 5
4 to 5
Door Latched 4 to 5
3 to 5
Models JKP27, JKP15 and JCKP15
CIRCUIT TERMINALS
Oven Sensor 4 to 6
Door Unlatched 1 to 3
2 to 3
Door Latched 2 to 3
1 to 3
Models JKS05 and JCKS05
CIRCUIT TERMINALS
Oven Sensor 4 to 6
* If abnormal reading is observed, remove sensor
from oven and check at disconnect block. Wiggle
leads while checking resistance. If more than 10Ω,
replace sensor.
, page 26, for
OHMS
*1100Ω@Rm Temp.
2562Ω@ 825°F Clean
0Ω
Open
0Ω
Open
OHMS
LOWER
OVEN
3 to 4 *1100Ω@Rm Temp.
6 to 8 0Ω
6 to 7 Open
6 to 7 0Ω
6 to 8 Open
OHMS
*1100Ω@Rm Temp.
0Ω
Open
0Ω
Open
OHMS
*1100Ω@Rm Temp.
2562Ω@ 825°F . Clean
0 Ω
open
0 Ω
open
OHMS
*1100Ω@Rm Temp.

Sensor and Lock Switch Connectors

Models ZEK957, JKP56, and JKP45
UPPER OVEN SENSOR
AND LOCK SWITCH
CONNECTOR
1
2
BU
3
O
4
Y
5
W
6
W
7
8
OVEN SENSOR
1100
2562
LOWER OVEN SENSOR AND LOCK
SWITCH CONNECTOR
CONTROL
CONNECTOR
PLUG
Model JKP85
Blue
Orange
Yel/Blk
Control
Connector
Plug
Models JKP27, JKP15, and JKCP15
SENSOR CONNECTOR
SENSOR
1100 @
ROOM
TEMP.
OPENS 216˚ F
THERMAL
CLOSES 177˚ F
SWITCH
LOCK SW. 1
LOCK SW. 2
Models ZEK937, JKP18, and JCKP18
OVEN SENSOR
AND LOCK SWITCH
CONNECTOR
1
2
BU
3
O
4
Y
5
W
6
7 W
8
OVEN SENSOR
1100Ω @ RM. TEMP
2582Ω @ CLEAN TEMP
Meat Probe Not On All Models
Model JCKS05
Model JKS05
– 24 –
LOCK SW. #2
UNLOCK
LOCK
SW. #1
MEAT PROBE
30K-50K @ rm
THERMAL SW.
OPEN AT 216 F
CLOSE 177 F
@ RM. TEMP
@ CLEAN TEMP
SENSOR
1100 @ RM
2562 @ 825 F
3
4
LOCK
LOCK
5
SW
SW
6
1
2
LOCK
7 UNLOCK
8
9
10
MEAT PROBE
30K-50K @ rm
(NOT ON ALL MODELS)
Lock
Unlock
9 SW. 1
SW. 2
8
7
Sensor
Sensor
Connector at
1000Ω @RM
Unit Rear
2562Ω@825˚F
6
OVEN SENSOR
CIRCUIT
PINS 4 & 6
4
DOOR LATCH OUTPUT
3
-25 VDC AT ALL TIMES
MEASURED TO GROUND
2
DOOR LATCH INPUT
1 DOOR UNLATCHED INPUT
LOCK SW. #2
UNLOCK
LOCK
SW. #1
MEAT PROBE
30K-50K @m
THERMAL SW.
OPEN AT 216 F
CLOSE 177 F
SENSOR CONNECTOR
6
OVEN SENSOR
5
CIRCUIT
PINS 4 & 6
4
3
JUMPER
2 "L-1"
1
SENSOR CONNECTOR
6
OVEN SENSOR
5 CIRCUIT
PINS 4 & 6
4