Component Testing Procedures - Maytag JEA8120AD Technical Information

Component Testing Procedures

To avoid risk of electrical shock, personal injury or death; disconnect power to range before servicing, unless
testing requires power.
Component Testing Procedures
Illustration
Oven light & housing
Door plunger switch
Autolatch assembly
Indicator lights
Remote relay
Coil
Terminals
COM NO
Door lock switch
Broil element
Bake element
Convection element
(JES9860BA*)
Convection motor,
(JES9860BA*)
2-speed
Oven limit switch
(JES9860BA*)
Oven limit switch
(JES9750BA*)
16026928
!
Component
Disconnect connector and test
resistance of terminals .............................
Measure voltage at oven light ..................
Remove switch from unit and measure
the following points:
Door closed ..........................................
Door open.............................................
Disconnect wires and test for continuity
per wiring diagram ...................................
Refer to Parts Manual for correct
autolatch switch associated with the
correct manufacturing number.
Measure voltage at indicator light............. If voltage is present and light does not
Infinite switch in the following positions:
On (any setting) ....................................
Off ........................................................
Switch connection in the following
positions:
Door latch locked..................................
Door latch unlocked..............................
Disconnect wiring to element and
measure cold resistance of terminals.......
Measure voltage at broil element .............
Disconnect wiring to element and
measure cold resistance of terminals.......
Measure voltage at bake element ............
Disconnect wiring to element and
measure cold resistance of terminals.......
Measure voltage at convect element........
Measure voltage ......................................
Check motor windings to ground..............
Normally closed, verify operation:
Open: 209° to 221° F (98° to 105° C).....
Closed: 144° to 166° F (62° to 74° C) ....
Normally closed, verify operation:
Open: 208° to 222° F (98° to 105° C).....
Closed: 156° to 174° F (69° to 79° C) ....
WARNING
Test Procedure
2
Results
Verify bulb is properly inserted.
Continuity with bulb inserted.
120 VAC, see wiring diagram for terminal
identification.
If voltage is not present at oven light,
check wiring or light switches.
COM-NO= Continuity (closed).
COM-NO= Infinity (open).
See wiring diagram for schematic layout.
Common is in neutral position unless
locking or unlocking autolatch assembly.
work, replace light.
If voltage is not present at indicator light,
check wiring.
COM-NO= Continuity (closed).
COM-NO= Infinity (open).
COM-NO= Continuity (closed).
COM-NO= Infinity (open).
Approx. 12.5 to 18 Ω.
240 VAC.
Approx. 22 Ω.
240 VAC.
Approx. 16.5 Ω.
240 VAC.
120 VAC. (tolerance: 105 to 135 VAC).
No continuity.
RPM, Lo-speed: Approx. 1440 to 2040.
RPM, Hi-speed: Approx. 1860 to 2460.
Infinite.
Continuity.
Infinite.
Continuity.
March 2006
© 2006 Maytag Services