HAKO Scrubmaster B 120 R Service Booklet page 81

10. Service messages
Service-Code Description Remedy
3.3.1.1. Service intervall expired Reset the service intervall with the Hako diagnosis
3.3.4.1. Malfunction in the buzzer -P02 Over current or interrupted wiring
Malfunction drive control unit; Magnetic brake
3.3.8.1. Check the magnetic brake and it´s wiring
short circuit or interrupted wiring
Malfunction drive control unit; interrupted
3.4.0.1. Check the wiring of the encoder
wiring encoder
Malfunction drive control unit; pre selection of
3.4.1.1. driving direction implausibly or interrupted Check wiring of the accelerator -B03
wiring accelerator
3.4.1.2. Internal error drive control unit Replace the drive control unit
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