Amana ACE530 Service page 10

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
Transformer
6
5
4
COM
230
220
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
Line filter
Blue
Blue
IN OUT
Brown
Brown
RS5320016 Rev. 0
!
Component
Discharge Capacitor
Remove all wires from terminals.
Measure resistance from:
230 to COM ................................................
220 to COM ................................................
230 to Ground.............................................
220 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
Primary Terminal 4 to 5...........................................
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
Front element
Rear element
Temperature
0°C (32°F)...................................................
177°C (350°F).............................................
Test continuity of receptacle terminals.
Disconnect wire from terminals.
Measure resistance of the following
terminals:
Blue to Blue............................................
Brown to Brown ......................................
WARNING
Test
1200 W ......................
1500 W ......................
1100 W ......................
1100 W ......................
10
Results
< 1.5 Ω
< 1.5 Ω
Infinite
Infinite
< 1 Ω
Approximately 70 Ω
Infinite
Infinite
Indicates continuity
Indicates continuity
Indicates continuity
Infinite
Approximately 20 Ω
Indicates continuity
44 Ω
35 Ω
48 Ω
48 Ω
Resistance
1000 Ω
1654 Ω
Indicates continuity with bulb
screwed in.
< 1 Ω
< 1 Ω