Operating Instruction DD-WMS 100 (01)

*2154324*
2154324 English 15
8.2 Storage
▶ Store the appliance in a secure, dry place where it is inaccessible to
unauthorized users.
9 Troubleshooting
If the trouble you are experiencing is not listed in this table or you are unable
to remedy the problem by yourself, please contact Hilti Service.
9.1 Troubleshooting
Malfunction Possible cause Action to be taken
The MAX service
indicator lights up.
Too much water in the
water and waste mate-
rial container.
▶ Switch to
Water supply mode
until the MAX indicator
goes out.
The float is stuck. ▶ Check the float level.
→ page 14
The MIN service
indicator lights up
and a warning tone
is emitted.
Too little water in the
water and waste mate-
rial container.
▶ Fill the water and
waste material con-
tainer. → page 11
The No Filter service
indicator lights up.
The filter bag is missing
or is not fitted correctly.
▶ Insert the filter bag.
→ page 11
The Unknown error
service indicator
lights up.
The diamond core
drilling machine has
received an unknown
error code from the
WMS 100.
▶ Check the WMS
100 for faults and
consult the operating
instructions of the
WMS 100 for a
solution.
The connection be-
tween the water
hose and the ap-
pliance is stiff to op-
erate.
The connecting nipple is
dry and/or dirty.
▶ Grease the O-ring and
the recess.