ATH 2.32H2 - Page 37

37
6 Errors
Error Reason Troubleshooting
No function
-
No current
-Main switch of
-Emergency stop pressed
-Control fuse defect
-
Check the s
upply line
- Switch on main switch
- Unlock emergency stop
- Renew fuse
Aggregate does not work - Limit switch above pressed - Check limit switch
No lifting, agreggate works
-
False sense of rotation
- Oil deficiency
-
Change sense of rotation
- Check oil level
Jerkily lifting - Air in hydraulic system - Bleed system
No equal lifting - Adjustment of control rope - Adjust control ropes
No lifting until max. height - Oil deficiency - Check oil level
No lowering -Lowering valve defect
-Magnet coil valve defect
-Control relay defect
-Control valve false adjusted
-Renew lowering valve
-Change magnet coil
-Check control relay
-Open control valve more
Only short lowering -Notches are not open
-Object under the lift
-Safety against hose
breakage activated
Check cabling
-Check control relay
- Remove object
-Lift shortly, reduce lowering
time and press “DOWN” again
Lifting not out of the notches -Limit switch above pressed
-Time or control relay defect
-Check limit switch
-Check relays
Lowering is too slow Lowering valve is dirty
Control valve false adjusted
-Clean lowering valve
-Adjust control valve