Amana ACE208 Service Manual page 20

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 it.
Illustration
Transformer
6
5
4
COM
230
208
Interlock switch
2
4
7
7
8
2
4
3
5
Convection blower
motor
A
B
Heating element
assembly
Resistance thermal
device (RTD)
Lamp receptacle
RS2220002 Rev. 0
!
Component
Discharge Capacitor
Remove all wires from terminals.
Measure resistance from:
230 to COM
208 to COM
230 to Ground
208 to Ground
Terminal 5 to 6
Terminal 4 to Ground
Disconnect wires to switch.
Door Closed
With door open measure resistance from:
Terminal 2 to 3
3 Secondary
Terminal 4 to 5
Primary
5
8 Monitor
Terminal 7 to 8
With door closed measure resistance from:
Terminal 2 to 3
Terminal 4 to 5
Terminal 7 to 8
Remove wires from motor.
Measure resistance across
terminals A and B.
Disconnect wires from terminals.
Measure resistance across heating
element.
Front element
Rear element
Temperature
32°F
350°F
Test continuity of receptacle terminals.
WARNING
Test
1200 W ......................
1500 W ......................
20
Results
Less than 1 Ω
Less than 1 Ω
Infinite
Infinite
Less than 1 Ω
Approximately 70 Ω
Infinite
Infinite
Indicates continuity
Indicates continuity
Indicates continuity
Infinite
Approximately 20 Ω
Indicates continuity
ACE208 ACE230
35 Ω 43 Ω
29 Ω 35 Ω
Resistance
1000 Ω
1654 Ω
Indicates continuity with bulb
screwed in.