All fault codes
Bitzer Fault Codes
5 codes · Free lookup by certified technicians
This page lists every Bitzer fault code we have documented, including the most likely cause and step-by-step repair guide. Use the search box below — dashes and capitalization are ignored.
5 of 5 codes
E1
critical
High Discharge Pressure (HP)
High pressure switch activated on Bitzer compressor.
E2
critical
Low Suction Pressure (LP)
Low pressure switch activated.
E3
critical
High Discharge Gas Temperature
PTC sensor in compressor head exceeded 140°C.
E4
critical
Motor Thermal Protection (INT69)
INT69 module detected winding overtemperature.
E5
critical
Oil Differential Pressure Failure
Delta P-MP10 detected low oil pressure for >90 seconds.
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