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Component Testing Procedures
To avoid risk of electrical shock, personal injury or death; disconnect power to oven and discharge capacitor
before servicing, unless testing requires power.
Illustration
Fuse block / Filter
assembly
Interlock switch assembly
(Mechanical)
1
2
3
4
5
6
Dial Electronic control
Relay 2
Relay 1
December 2012
©2012 ACP Inc.
!
Component
Power In terminals ......................................
Power Out terminals ...................................
Disconnect wires to switch.
With door open measure resistance from:
Monitor – Terminals 3 - 4 ..................
Primary – Terminals 1 - 2 .................
PRIMARY
Secondary – Terminals 5 - 6 .............
INTERLOCK SWITCH
With door closed measure resistance from:
Monitor – Terminals 3 - 4 ..................
MONITOR
Primary – Terminals 1 - 2 .................
INTERLOCK SWITCH
Secondary – Terminals 5 - 6 .............
After verifying or replacing the module,
SECONDARY
INTERLOCK SWITCH
re-connect wires to switch and check
operation of monitor circuit before
operating the oven.
1.
(CN1 connector) Measure voltage at
2.
(Relay 1) Measure voltage across BL
(CN1) Measure voltage across
BN (3) and WH (4) terminal leads ......
WARNING
Testing
BN (1) and BL(3) terminal leads .....
and WH terminal leads ...................
3
Results
230 VAC
230 VAC
If no power in, check power outlet
If no power out, check fuses
Indicates continuity
Infinite
Ω
Infinite
Ω
Infinite
Ω
Indicates continuity
Indicates continuity
Approximately 230-240 VAC
230-240 VAC OFF position (Door
Closed)
0 volts Cook mode (Door
Closed)
230-240 VAC OFF position
(Fan/Light Off)
0 volts (Fan/Light ON)
16500042
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