TROUBLESHOOTING
Display Alarm Codes
Message | Cause | Outputs |
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“P1” | Room probe failure | Compressor output acc. to par. “Con” and “COF” |
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“P2” | Evaporator probe failure | Defrost end is timed |
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“HA” | Max bottle probe temp alarm | Outputs unchanged |
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“LA” | Min bottle probe temp alarm | Outputs unchanged |
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“EA” | External alarm | Outputs unchanged |
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Fault
Cause
Solution
Water leaking from unit
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| 1. Condensate drain | Clear out drain |
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| clogged |
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| 2. Evaporator coil | Clean the coil and / or fan wheel |
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| frozen |
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| 3. Drain line improperly | Call a CERTIFIED HVAC service technician. |
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| installed |
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| Wine cellar temperature above thermostat set point | ||
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| 1. Large quantity of warm | Allow time for wine to cool |
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| wine placed in cellar |
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| 2. Wine Cellar Door left | Close Door. Allow time for wine to cool. |
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| open for long period. |
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| 3. No power to either | Is the thermostat display illuminated? |
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| evaporator or condensing | If not, check power supply switch, if equipped. Ensure it is in the |
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| unit | ON position. |
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| If on, check to see in the breaker is tripped. |
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| If tripped, reset and check display. |
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| Check breaker to condensing unit. If tripped, check to see if com- |
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| pressor is hot – too hot to touch. If so, allow to cool for one (1) |
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| hour before resetting breaker. |
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| After cooling, reset breaker and note whether it remains set or |
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| trips off. If it trips, call a CERTIFIED HVAC service technician for |
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| repair. |
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Page 17
