Alarm 188 - Inverter High Level Alarm

Was bedeutet 188 ?

The inverter has detected a high-level issue, such as peak DC current, maximum current lockout, low DC link voltage, locked rotor, or high DC link voltage. The compressor will stop temporarily.

• Inverter error code detected
• Peak DC current reached
• Maximum current lockout
• Low DC link voltage
• Locked rotor condition
• High DC link voltage
• Low outdoor ambient temperature lockout
• High heat sink temperature lockout
• Low input voltage

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1. 1

   No immediate action is typically required; the compressor stops for a minimum run time.

2. 2

   If the unit shuts down after ten occurrences in one hour, Alarm 189 will be initiated.

3. 3

   The alarm will automatically clear when the inverter error condition is resolved.

4. 4

   Refer to the service manual's troubleshooting guide for detailed information.