Henny PennyModel
4-2. TROUBLESHOOTING
(Continued) |
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Problem | Cause | Correction |
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Slow to decrease | Condenser obstructed by dirt. | Clean the Condenser. |
in temperature (decline in |
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performance) | Evaporator iced up. | Perform a |
| Refrigerating problem | Check refrigeration circuit and |
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| components. |
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Display temperature does | In Frigiprobe mode, the display | Normal |
not match the actual inlet air | shows the product temperature. |
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temperature. (No alarm) | In timer mode, or hold mode, | Ohm out the probe and check |
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| the probe may be showing the | the reading with the table on |
| wrong temperature. | page |
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| it is out of tolerance. |
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Green compressor indicator | Compressor and condenser fan |
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light on and the compressor | do not work: |
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not working, or working | - Faulty contactor | Check contactor and change if |
sometimes. |
| neccessary. |
| - Faulty control board | Replace control board. |
| voltage across terminals |
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| Compressor works, but condenser |
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| fan does not: |
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| - Faulty condenser fan | Replace fan. |
| Compressor and condenser fan |
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| work together: |
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| - Faulty protection component | Check items and replace if |
| for the compressor (overload | neccessary. |
| protector, potential relay, start |
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| and run capacitor) |
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| - Faulty overload protector of | Check fan and replace if |
| condenser fan. | necessary. |
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100 |