Fault Finding |
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Preliminary Electrical Systems Check |
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START |
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Isolate appliance |
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and carry out: |
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A: Earth Continuity |
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check. |
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NO | YES | Carry out: |
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| D: Resistance to |
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| C: Polarity check. |
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| Earth check. |
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Has inlet fuse blown? |
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| Electricity supply |
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NO |
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| should now be |
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| satisfactory. |
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| PLUG (with cover removed) | SOCKET |
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Inlet wiring |
| Earth Wire |
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faulty. |
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| Green/Yellow | ( | ) |
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Rectify any |
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fault. |
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| Neutral Wire |
| FUSE |
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| Blue |
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| N |
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| Isolate appliance and |
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| carry out: |
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| B: Insulation check. |
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| Rectify any fault |
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| including replacing |
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| fuses as necessary. |
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22 |
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