Operating instructions

EN • 11

ERROR LAMP

If the error lamp is lit, check the following:

1. Is the chargers positive lead connected

to the battery’s positive pole?

2. Is the charger connected to a 12V

battery?

3. Has charging been interrupted in STEP

1, 2 or 5?

Restart  the charger by pressing the MODE-

button. If charging is still being interr upted, the 

batt ery...

STEP 1: ...is se riously sulfated and may need to 

be replaced.

STEP 2: ...can not accept charge and may 

need to be replaced.

STEP 5: ...can not keep charge and may need 

to be replaced..

MAINTENANCE

INSTRUCTIONS

The MUS 4.3 (1065) is maintenance-free. The cha rger must 

not be opened; doing so will invalidate the warranty. If the 

power cable is damaged the ch arger  must be returned to the 

retailer. The charger casing can be cleaned using a damp 

cloth and  m ild cleaning agent. Remove the plug from the 

power so cket before cleaning. 

20016551B MUS 4.3 NG, Manual, Print file 002.indd 11 2011-12-02 14:21:22