Service Manual
Hako GmbH Technical Service (KUD) 23843 Bad Oldesloe Edition: 05/2014
Confidential - For internal use only!
6.5.1 Error Messages
Errors are displayed via LED.
1 LOGIC FAILURE #1 Error in the current monitoring at the main contactor
1 WATCH DOG Error in the logic and/or program
1 EEPROM KO Error in the area of the EEPROM
2 INCORRECT START Error in the start sequence
2 FORW + BACK Both travel drive directions apply simultaneously
3 CAPACITOR CHARGE Error in the power unit
3 VMN NOT OK Error during test of the drive motor power controller (armature circuit))
3 VFIELD NOT OK Error of the field voltage
4 VACC NOT OK Error of the accelerator pedal signal (potentiometer)
4 PEDAL WIRE KO Error in the driving switch wiring
5 NO FIELD CURR Error in the connection to field winding or in the current detection
5 HIGH FIELD CUR Error in the connection to field winding or in the current detection
5 STBY I HIGH Error in the armature current detection
5 I=0 EVER Error in the armature current detection
6 CONTACTOR DRIVER Error in the contactor activation
6 COIL SHORTED Contactor coil short-circuited
6 CONTACTOR CLOSED Error at main contactor contact
7 TH PROTECTION Controller temperature exceeding limits (<70°C or > -10°C)
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