Amana RC17S2 - CPI and Invensy Board Specific Tests

29
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.
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Relay board With power applied remove violet and
brown 4 pin connector from J2 connector.
With door closed measure resistance from:
Pin 1 to pin 4 on J2 connector………………
With door open measure resistance from:
Pin 1 to pin 4 on J2 connector………………
Innite
Indicates continuity
4
COM
230
208
5
6
Transformer
4
COM
208 VAC
230 VAC
5
6
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 ..............................
Less than 1 Ω
Less than 1 Ω
Innite
Innite
Less than 1
Ω
Refer to Tech Sheet for resistance value.
7
8
2
4
3
5
Interlock switch
(
Starting at
S/N 1107101263 and after
)
Disconnect wires to switch.
With door open measure resistance from:
Terminal 2 to 3 ...................................
Terminal 4 to 5 ...................................
Terminal 7 to 8 ...................................
With door closed measure resistance from:
Terminal 2 to 3 ...................................
Terminal 4 to 5 ...................................
Terminal 7 to 8 ...................................
Innite
Indicates continuity
Indicates continuity
!
WARNING
7
8
2
4
3
5
Interlock switch
(Prior to S/N 1107101263)
Disconnect wires to switch.
With door open measure resistance from:
Terminal 2 to 3 ...................................
Terminal 4 to 5 ...................................
Terminal 7 to 8 ...................................
With door closed measure resistance from:
Terminal 2 to 3 ...................................
Terminal 4 to 5 ...................................
Terminal 7 to 8 ...................................
Innite
Innite
Innite
Indicates continuity
Indicates continuity
Indicates continuity
Indicates continuity
Innite
Innite
(Starting at
S/N 1107101263 and after)
208 V
COM
0 V
230 V
120 V
Auto Transformer
230
208
120
0
Discharge Capacitors
Remove all wires from terminals.
Measure resistance from:
230 V to 0 V ............................................
208 V to 0 V ............................................
120 V to 0 V ............................................
Approximately 38 Ω
Approximately 37 Ω
Approximately 25 Ω
(Starting prior to
S/N 1107101263)
Discharge Capacitor
Remove all wires from terminals.
Measure resistance from:
230 to COM ........................................
208 to COM ........................................
230 to Ground .....................................
208 to Ground .....................................
Terminal 7 to 8 ...................................
Terminal 4 to Ground ..............................
Less than 1 Ω
Less than 1 Ω
Innite
Innite
Less than 1
Ω
Refer to Tech Sheet for resistance value.
4
COM
230
208
6
8
5
7
Terminal 5 to 6 ...................................
Less than 1
Ω
Door Closed
2
4
7
3
5
8
Primary
Secondary
Monitor
Door Closed
2
4
7
3
5
8
Primary
Secondary
Monitor
Transformer