Motor Thermal Protection (INT69)

INT69 module detected winding overtemperature.

Possible causes

Overload
Insufficient ventilation
Phase imbalance
Defective PTC sensor

Recommended actions

Allow to cool down
Measure PTC resistance
Check phase-to-phase voltages

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Other Bitzer codes

E1High Discharge Pressure (HP)E2Low Suction Pressure (LP)E3High Discharge Gas Temperature E5Oil Differential Pressure Failure

View all Bitzer codes

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