Component Testing Procedures - Maytag AER4311AAW Service Manual

Component Testing Procedures

To avoid risk of electrical shock, personal injury or death; disconnect power to oven before servicing, unless
testing requires power.
Illustration
Oven light socket
Push-to-Turn Infinite
5
L1
3
Switch
L2
4 H2
P
2
1
H1
Bake element
Broil element
Coil element, 3-turn
1250W
Coil element, 4-turn
2100W
Coil element, 4-turn
1500W
Coil element, 5-turn
2350W
Ribbon element, 6"
1200W
Ribbon element, 9"
2500W
Ceran element, Dual
1500W Inner
700W Outer
Oven indicator light
and
Surface indicator light
Rocker switch
12
!
Component
Remove one wire from receptacle and
test resistance of terminals.....................
Measure voltage at oven light.................
Connect Volt-ohms meter to
H1 and H2.
Measure the following for voltages at
LO, MED, HI:
H1 to H2 ...............................................
Measure voltage at bake element...........
Disconnect wire leads to element and
measure resistance of terminals.............
Measure voltage at broil element............
Disconnect wire leads to element and
measure resistance of terminals.............
Measure voltage at coil element .............
Disconnect wire leads to element and
measure resistance of terminals.............
Measure voltage at coil element .............
Disconnect wire leads to element and
measure resistance of terminals.............
Measure voltage at coil element .............
Disconnect wire leads to element and
measure resistance of terminals.............
Measure voltage at coil element .............
Disconnect wire leads to element and
measure resistance of terminals.............
Measure voltage at ribbon element ........
Disconnect wire leads to element and
measure resistance of terminals.............
Measure voltage at ribbon element ........
Disconnect wire leads to element and
measure resistance of terminals.............
Disconnect wire leads to element and
measure resistance of terminals.............
Measure voltage at element ...................
Measure voltage at indicator light ........... If voltage is present and light does not
Measure continuity of switch positions:
Closed ................................................
Open ...................................................
WARNING
Test Procedure
16023528
Results
Indicates continuity with bulb screwed in.
120 VAC, see wiring diagram for terminal
identification.
If no voltage is present at oven light,
check wiring or light switches.
Approximate
Time On Time Off
LO 5%
MED (4-5) 35%
HI 100%
240 VAC, if not replace switch.
240 VAC, see wiring diagram for terminal
identification. If no voltage is present at
bake element, check wiring.
Ω
Approximately 21.7 , if not replace.
240 VAC, see wiring diagram for terminal
identification. If no voltage is present at
broil element, check wiring.
Ω
Approximately 18.7 , if not replace.
240 VAC, see wiring diagram for terminal
identification. If no voltage is present at
element, check wiring.
Ω
Approximately 43 to 49 , if not replace.
240 VAC, see wiring diagram for terminal
identification. If no voltage is present at
element, check wiring.
Ω
Approximately 33 to 38 , if not replace.
240 VAC, see wiring diagram for terminal
identification. If no voltage is present at
element, check wiring.
Ω
Approximately 35 to 39 , if not replace.
240 VAC, see wiring diagram for terminal
identification. If no voltage is present at
element, check wiring.
Ω
Approximately 21 to 25 , if not replace.
240 VAC, see wiring diagram for terminal
identification. If no voltage is present at
element, check wiring.
Ω
Approximately 43 to 49 , if not replace.
240 VAC, see wiring diagram for terminal
identification. If no voltage is present at
element, check wiring.
Ω
Approximately 20 to 24 , if not replace.
Ω
Inner – 36 – 40 , if not replace.
Ω
Outer – 76 – 84 , if not replace.
240 VAC, see wiring diagram for terminal
identification. If no voltage is present at
element, check wiring.
work, replace light.
If no voltage is present at indicator light
check wiring.
Continuity
Infinite
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