Troubleshooting - Makita DUC254SF Instruction Manual

Check item / Operating time
Saw chain Inspection.
Sharpening if
necessary.
Guide bar Inspection.
Remove from
the chain saw.
Chain brake Check the
function.
Have it
inspected
regularly at
authorized
service center.
Chain Check the oil
lubrication feed rate.
Switch trigger Inspection.
Lock-off lever Inspection.
Oil tank cap Check
tightness.
Chain catcher Inspection.
Screws and Inspection.
nuts

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 dismantle the tool. Instead, ask Makita Authorized Service Centers, always using Makita replace-
ment parts for repairs.
Malfunction status
The chain saw does not start.
The saw chain does not run.
The motor stops running after a little use.
No oil on the chain.
The chain saw does not reach maximum
RPM.
The main power lamp is blinking in green.
Before Everyday
operation
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Cause
Battery cartridge is not installed.
Battery problem (low voltage).
Main power switch is off.
Chain brake activated.
Battery's charge level is low.
Oil tank is empty.
Oil guide groove is dirty.
Poor oil delivery.
Battery cartridge is installed improperly.
Battery power is dropping.
The drive system does not work correctly.
Switch trigger is pulled under an unoperat-
able condition.
19 ENGLISH
Every week Every 3
month
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Install a charged battery cartridge.
Recharge the battery cartridges. If recharg-
ing is not effective, replace the battery
cartridge.
The chain saw is automatically turned off if
it is un-operated for a certain period. Turn
on the main power switch again.
Release chain brake.
Recharge the battery cartridges. If recharg-
ing is not effective, replace the battery
cartridge.
Fill the oil tank.
Clean the groove.
Adjust the amount of oil delivery with the
adjusting screw.
Install the battery cartridges as described
in this manual.
Recharge the battery cartridge. If recharg-
ing is not effective, replace the battery
cartridge.
Ask the authorized service center in your
region for repair.
Pull the switch trigger after the main power
switch is turned on and the chain brake is
released.
Annually Before
storage
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Action