Diagnostics
High Evaporator Water | Chiller | Immediate | NonLatch | All | The evaporator leaving water temperature is above 46°C. This | Local |
Temperature |
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| diagnostic shall clear once the evaporator leaving water |
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| temperature falls below 43.3°C. This diagnostic protects the |
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| rupture disk. The evaporator water pump shall not run when |
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| this diagnostic is active. |
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High Pressure Cutout | Circuit | Immediate | Latch | All | The high pressure cutout switch was open for more than one | Local |
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| second. |
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Emergency Stop | Chiller | Immediate | Latch | All | Emergency Stop input is open. | Local |
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Outdoor Air Temp Sensor | Chiller | Warning | Latch | All | Bad Sensor or LLID. If configured as an | Remote |
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| and Special |
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| diagnostic shall use a minimum low refrigerant temperature |
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| Action |
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| ignore time of 30 seconds. |
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MP: | None | Warning | Latch | All | MP has determined there was an error in a sector of the Non- | Remote |
Reformatted |
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| Volatile memory and it was reformatted. Check settings. |
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Check Clock | Platform | Warning | Latch | All | The real time clock had detected loss of its oscillator at some | Remote |
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| time in the past. Check / replace battery? This diagnostic can |
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| be effectively cleared only by writing a new value to the chillers |
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| time clock using the TechView or DynaViews set chiller time |
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| functions. |
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MP: Could not Store Starts | Platform | Warning | Latch | All | MP has determined there was an error with the previous | Remote |
and Hours |
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| power down store. Starts and Hours may have been lost for |
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| the last 24 hours. |
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MP: | Platform | Warning | Latch | All | MP has determined there was an error with a block in the Non- |
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Error |
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| Volatile memory. Check settings. |
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Starts/Hours Modified | Cprsr | Warning | NonLatch | All | A counter for compressor starts or hours has been modified by | NA |
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| TechView. This diagnostic is immediately and automatically |
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| cleared and thus can only be seen in the historic diagnostic |
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| list. |
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27 |