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………………
Infinite
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
Infinite
Infinite
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 ...................................
Infinite
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 ...................................
Infinite
Infinite
Infinite
Indicates continuity
Indicates continuity
Indicates continuity
Indicates continuity
Infinite
Infinite
(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
Infinite
Infinite
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
Summary of Contents for KFC2W2
Page 3: ...1 Important Safety Information 1 ...
Page 12: ...10 RC MRC 60 Hz Quick Start Reference Guide Sample 3 ...
Page 21: ...19 RC MRC 60 Hz Oven Construction 4 ...
Page 29: ...27 RC MRC 60 Hz Component Testing Procedures 7 ...
Page 41: ...39 RC MRC 60 Hz Service Test 8 ...
Page 47: ...45 RC MRC 60 Hz Wiring Diagrams Schematics 9 ...
Page 48: ...46 Wiring Diagram Sample Two Tube Models 9A BBCDBCB EF7 ...
Page 49: ...47 Schematic Sample Two Tube Models 9A BBCDBCB EF7 12719301 DANGER HIGH VOLTAGE ...
Page 50: ...48 Wiring Diagram Sample Two Tube Models 6 G 6 9A BBCDBCB EF7 Monitor Relay Board ...
Page 52: ...50 Wiring Diagram Sample Two Tube Models 6 G 6 9A B CHBCBE C7 Single HV Transformer ...
Page 53: ...51 Schematic Sample Two Tube Models 6 G 6 9A B CHBCBE C7 Single HV Transformer ...
Page 54: ...52 Wiring Diagram Sample Three Tube Models 9A BBCDBCB EF7 ...
Page 55: ...53 Schematic Sample Three Tube Models 9A BBCDBCB EF7 12719101 DANGER HIGH VOLTAGE ...
Page 56: ...54 Wiring Diagram Sample Three Tube Models 01 Monitor Relay Board ...
Page 57: ...55 Schematic Sample Three Tube Models 01 Monitor Relay Board ...
Page 58: ... 0 12 34 56 7 8 8 9 5 8 2 9 2 www acpsolutions com ...
