Testing Procedures
!WARNING
To avoid risk of electrical shock, personal injury or death; disconnect power to oven and discharge capacitor before servicing, unless testing requires power.
Illustration | Component | Testing |
| Interlock switch assembly | Disconnect wires to switch. |
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| With door open measure resistance from: |
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| Monitor - Terminal 3 - 4 |
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| Primary - Terminal 1 - 2 |
| Secondary - Terminal 5 - 6 | |
| Monitor | |
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| With door closed measure resistance from: |
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| Monitor - Terminal 3 - 4 |
5 | Primary | Primary - Terminal 1 - 2 |
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| Secondary - Terminal 5 - 6 |
| Secondary | After verifying or replacing the |
| module, reconnect wires to switch | |
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| and check operation of monitor circuit |
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| before operating the oven. |
| Lamp receptacle | Test continuity of receptacle terminals. |
| Wire Harness | Test continuity of wires |
Results
Indicates continuity
Infinite Ω
Infinite Ω
Infinite Ω
Indicates continuity
Indicates continuity
Indicates continuity with bulb installed.
Indicates continuity
Electronic Control Panel
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| Service Test Mode: | Open door, Press and Hold pad 3 for 5 |
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| seconds to enter service test mode. |
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| Press Pad 1 |
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| Press Pad 2 |
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| Press Pad 3 |
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| Press Pad 4 |
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| Press Pad 5 |
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| ................................................Press Pad 6 |
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| ................................................Press Pad 7 |
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| ................................................Press Pad 8 |
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| Press Pad 9 |
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| Press Pad 0 |
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| Stop/Reset Pad |
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| Error codes: | |
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SERVICE appears in the display
Indicates number of hours magnetron has been turned on Indicates number of times magnetron tube has been turned on and off
Indicates number of door cycles CLEAR (Press START pad to
reset service data.)
Indicates amperage N/A
RESET (Clear Service Alarm) N/A
N/A
N/A
Exit Service Test Mode
Replace Control Board
Replace Control Board Shorted or Open Keypad – Test and replace if necessary
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| Electronic Dial Control Panel | |
Hidden |
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| Hidden | Service Test Mode: |
| Open door, Press and Hold Hidden Pad | ||
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| 2 for 5 seconds to enter service test | ||||
Pad 1 |
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| Pad 2 |
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| mode. |
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| Press Hidden Pad 2 |
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70% | 50% DEFROST |
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| START |
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| Press Hidden Pad 2 again | ||
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| Press Hidden Pad 2 again |
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| Press Hidden Pad 2 again |
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| Press Hidden Pad 2 again |
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| Press Hidden Pad 2 again |
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Enters into Service Test Mode Indicates number of magnetron hours
Indicates tube cycles
Indicates number of door cycles Indicates amperage
Turn dial to Clear Info – When dial is rotated display indicates
CLEARED INFO
©2004 Maytag Services | 16023293 Rev. 0 | 21 |
