Troubleshooting
11
Troubleshooting
If you are unable to rectify the fault, get in touch with a specialist workshop.
Display
Fault
LO-BAT
The safe lock doesn't
close.
E-CODE
Three short audible
signals sound.
–
HOLD15
Two short audible
signals sound
whenever any button is
pressed.
12
Maintaining and cleaning the safe
A
NOTICE! Damage hazard
Do not use sharp or hard objects or cleaning agents for cleaning as these
may damage the product.
➤ Occasionally clean the product with a damp cloth.
13
Warranty
The statutory warranty period applies. If the product is defective, please contact your
retailer or the manufacturer's branch in your country (see dometic.com/dealer).
For repair and warranty processing, please include the following documents when
you send in the product:
• A copy of the receipt with purchasing date
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Possible cause
The battery is low.
False code
False master code
The safe lock is
disabled after the
wrong code has been
entered three times.
MD310, MD390, MD450
Suggested remedy
➤ Replace the batteries.
➤ Enter the correct code.
➤ Enter the correct master
code.
➤ Wait for 15 minutes
without pressing any
buttons. The safe lock is
no longer disabled
following this 15 minute
waiting period.
➤ Following this, enter the
correct code.
➤ Open the door
mechanically with the
master key.
EN