DK Digital CDB-700 Instrukcja Użytkownika Strona 23

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Troubleshooting Actuators / Lifting columns
Symptom Possible cause Action
No motor sound or movement of piston rod - The actuator is not connnected to the control box - Connect the actuator to the control box
- Blown fuse in the control box - Fuse must be changed
- Cable damaged - Send actuator for repair
Excessive electricity consumption - Send actuator for repair
Motor runs but spindle does not move - Gear wheel or spindle damaged - Send actuator for repair
Actuator cannot lift full load - Clutch is worn - Send actuator for repair
- Motor is damaged
Motor sound but no movement of piston rod - Send actuator for repair
No signal from Reed or Hall switch - Send actuator for repair
Motor runs and quick release does not function - Declutching arm turns less than approx. 75° - Adjust cable
or is noisy
Piston rod will only move inwards and not - Safety nut has operated - Send actuator for repair
outwards
Motor runs too slowly or does not give - Insufficient power supply - Increase power supply
full force - Voltage drop in cable - Thicker cable
Troubleshooting Electronics
Symptom Possible cause Action
Power indicator does not light up - Not connected to mains - Connect to mains
- The fuse has blown - Replace fuse, if the system is prepared for external fuse
replacement, or send the system for repair
- Defective power cable - On control boxes with exchangeable power cable
change the cable.
- On control boxes with fixed cable send it for repair
- Control box defective - Send control box for repair
Power indicator lights up, but actuator - Actuator plug not pushed into control - Push actuator plug into control box properly
does not run box properly
Relays in control box are heard clicking - Actuator defective - Replace actuator
- Control box defective
- Replace the control box
Power indicator lights up, but actuator - Control box defective - Send control box for repair
does not run
No relay noise is heard from control box - Handset defective - Send handset for repair
Not valid for CB20/CB6S OBF/CB16 OBF
Control box completely dead on battery - Battery completely flat - Charge battery
and no relay clicking is heard
- Battery defective - Replace battery
Actuator does not run on battery, but - Actuator plug not properly pushed into - Push actuator plug properly into control box
relay clicking is heard control box
- Actuator defective - Replace actuator
- Control box defective - Replace control box
Control box okay apart from one direction - Handset defective - Send handset for repair
on one channel - Control box defective - Send control box for repair
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