21 ENGLISH
TROUBLESHOOTING
Beforeaskingforrepairs,conductyourowninspectionrst.Ifyoundaproblemthatisnotexplainedinthemanual,
do not attempt to dismantle the tool. Instead, ask Makita Authorized Service Centers, always using Makita replace-
ment parts for repairs.
Malfunction status Cause Action
The tool does not start. Battery cartridge is not installed. Install a charged battery cartridge.
Battery problem (low voltage). Recharge the battery cartridges. If recharg-
ingisnoteective,replacethebattery
cartridge.
Mainpowerswitchiso. Thetoolisautomaticallyturnedoifitis
un-operated for a certain period. Turn on
the main power switch again.
The motor stops running after a little use. Battery's charge level is low. Recharge the battery cartridges. If recharg-
ingisnoteective,replacethebattery
cartridge.
No oil on the chain. Oil tank is empty. Fill the oil tank.
Oil guide groove is dirty. Clean the groove.
Poor oil delivery. Adjusttheamountofoildeliverywiththe
adjustingscrew.
The tool does not reach maximum RPM. Battery cartridge is installed improperly. Install the battery cartridges as described
in this manual.
Battery power is dropping. Recharge the battery cartridge. If recharg-
ingisnoteective,replacethebattery
cartridge.
The drive system does not work correctly. Ask the authorized service center in your
region for repair.
The main power lamp is blinking in green. Switch trigger is pulled under an unoperat-
able condition.
Pull the switch trigger after the main power
switch is turned on.
Abnormal vibration:
Stop the tool immediately!
Loose guide bar or saw chain. Adjusttheguidebarandsawchain
tension.
Tool malfunction. Ask the authorized service center in your
region for repair.
The Torque Boost mode is not available
after replacing the battery cartridge with a
fully charged one.
Depending on the usage conditions, the
Torque Boost mode is not available after
replacing the battery cartridge.
Use the tool in the normal mode until the
installed battery cartridge becomes empty,
and then replace the battery cartridge with
a fully charged one, or recharge the battery
cartridge.
The saw chain cannot be installed. The combination of saw chain and
sprocket is not correct.
Use the correct combination of saw chain
and sprocket by referring to the section for
specications.
OPTIONAL ACCESSORIES
CAUTION: These accessories or attachments
are recommended for use with your Makita tool
specied in this manual. The use of any other
accessories or attachments might present a risk of
injurytopersons.Onlyuseaccessoryorattachment
for its stated purpose.
If you need any assistance for more details regard-
ing these accessories, ask your local Makita Service
Center.
• Saw chain
• Guide bar
• Guide bar cover
• File
• Makita genuine battery and charger
WARNING: If you purchase a guide bar of
dierent length from the standard guide bar, also
purchase a suitable guide bar cover together. It
must t and fully cover the guide bar on the tool.
NOTE: Some items in the list may be included in the
tool package as standard accessories. They may
dierfromcountrytocountry.