Troubleshooting - Makita UB400MP Original Instruction Manual

Drive axle:
Apply grease (Makita grease N No.2 or equiva-
lent) every 30 hours of operation.
NOTE: Genuine Makita grease may be pur-
chased from your local Makita dealer.
Interval of inspection and maintenance
Operating hour
Whole unit
Drive axle
Power unit

TROUBLESHOOTING

Before asking for repairs, conduct your own inspection first. If you find a problem that is not explained
in the manual, do not attempt to disassemble the machine. Instead, ask Makita Authorized Service
Centers, always using Makita replacement parts for repairs.
State of abnormality
Motor or engine does not start. -
Motor or engine stops soon. -
Motor or engine speed
does not increase.
Fans do not rotate.
Stop the motor or
engine immediately.
Power unit vibrates abnormally.
Stop the motor or engine
immediately.
Fans continue to rotate
even if the switch trigger/
lever is released.
Stop the motor or
engine immediately.
Visually inspect for damaged parts
Supply grease
Refer to the instruction manual of the power unit
Probable cause (malfunction) Remedy
-
The pipes of the power unit
and the attachment are not
connected properly.
Abnormal drive system
Abnormal drive system
The power unit does not work
properly.
Storage
When storing the attachment separated from the
power unit, put the cap onto the end of the pipe.
Before
Operation
-
Refer to the instruction manual of the power unit.
Refer to the instruction manual of the power unit.
Refer to the instruction manual of the power unit.
Connect the pipes in the correct way.
Contact an authorized service center
for repairs.
Contact an authorized service center
for repairs.
Adjust the idle speed if the power unit
is engine-operated. Contact an autho-
rized service center for repairs.
11 ENGLISH
Daily (10 30 hours
hours)
- -
-