Makita DBM230 Notice Originale page 30

In case of malfunctions
In case of malfunctions switch the tool off and pull the mains plug.
Repairs on the electric parts of the tool may only be performed by
an electrical specialist.
Troubleshooting
Malfunction
Tool does not
operate
Motor runs- drill
bit does not turn
Drilling speed
decreases
Motor switches
off
Water leaks from
transmission
housing
Possible cause
- Line voltage
interrupted
- Power cable or plug
defective
- Switch defective
- Transmission
defective
- Water pressure/water
throughput too high
- Drill bit defective
- Transmission
defective
- Drill bit polishes
- Engine stops
- Tool overheated
Overload protection
activated
- Gland rings defective
Repair
- Plug in other electric tool,
check function
- Have them checked by
specialist, replace if needed.
- Have it checked by
specialist,replace if needed
- Have the tool repaired by an
authorized service point
- Regulate water throughput
- Check drill bit for damages,
exchange if needed
- Have the tool repaired by an
authorized service point
- Sharpen drill bit on oilstone
with water flushing running
- Hold tool in a straight
position
- Disengage tool and put it
backto operations by
activiting theswitch
- Have the tool repaired by an
authorized service point