11 known error codes for this model

E31 Moderate

Communication Error Between UI and Main Board

E41 Easy Fix

Door Lock/Switch Failure

E52 Moderate

Drive Motor Failure

E54 Moderate

Motor Relay Failure

E56 Moderate

Tachometer Signal Lost

E62 Moderate

Overheating - Temperature Exceeded Safe Limit

E66 Moderate

Heater Relay Failure

E71 Easy Fix

NTC Exhaust Thermistor Fault

E93 Moderate

Configuration Error - EEPROM Mismatch

EF1 Easy Fix

Clogged Drain or Restricted Exhaust

EH0 Moderate

Power Supply Voltage Error