User Manual

26
Cleaning the muffler (Fig. 61)
CAUTION: If the engine is hot there is a risk of
burning. Wear protective gloves.
Remove the sprocket cover (see “PUTTING INTO
OPERATION”). Remove deposits of carbon from the
exhaust outlets (11) of the muffler.
Cleaning the cylinder space (Fig. 62)
Remove the sprocket cover (see “PUTTING INTO
OPERATION”).
If necessary remove muffler by loosening and removing
the two screws (14).
Stuff a rag into the cylinder port (15).
Use a suitable tool (wooden scraper) to clean out the
cylinder space (16), especially the cooling fins.
Remove the rag from the cylinder port and refit the muffler
according to the diagram.
Replace the gasket (13) if necessary. Carefully remove
any pieces of the old gasket from the muffler.
Ensure correct mounting position.
The cowling should follow the contour of the cylinder to
ensure correct heat transfer. Tighten screws (14) to
10 Nm while the engine is cold.
Instructions for periodic maintenance
To ensure long life, prevent damage and ensure the full
functioning of the safety features the following
maintenance must be performed regularly. Guarantee
claims can be recognized only if this work is performed
regularly and properly. Failure to perform the prescribed
maintenance work can lead to accidents!
The user of the chain saw must not perform maintenance
work which is not described in the instruction manual. All
such work must be carried out by a MAKITA service
centre.
Service, spare parts and guarantee
Maintenance and repair
The maintenance and repair of modern engines as well as
all safety devices require qualified technical training and a
special workshop equipped with special tools and testing
devices.
We therefore recommend that you consult a MAKITA
service centre for all work not described in this instruction
manual.
The MAKITA service centres have all the necessary
equipment and skilled and experienced personnel, who
can work out cost-effective solutions and advise you in all
matters.
Please contact your nearest service centre.
STOP
General Chain saw Clean exterior, check for damage. In case of damage, have repaired by
a qualified service centre immediately.
Saw chain Sharpen regularly, replace in good time.
Chain brake Have inspected regularly at an authorized service centre.
Guide bar Turn over to ensure even wear of bearing surfaces. Replace in good
time.
Before each start Saw chain Inspect for damage and sharpness. Check chain tension.
Guide bar Check for damage.
Chain lubrication Functional check.
Chain brake Functional check.
OFF switch, Safety
locking button, Throttle
lever
Functional check.
Fuel/oil tank plug Check for tightness.
Every day Air filter Clean.
Guide bar Check for damage, clean oil intake bore.
Guide bar support Clean, in particular the oil guide groove.
Idle speed Check (chain must not run).
Every week Fan housing Clean to ensure proper air cooling.
Cylinder space Clean.
Spark plug Check and replace if necessary.
Muffler Check tightness of mounting.
Chain catch sleeve Check for damage, replace if necessary.
Every 3 months Suction head Replace.
Fuel, oil tanks Clean.
Storage Chain saw Clean exterior, check for damage. In case of damage, have repaired by
a qualified service centre immediately.
Guide bar/chain Demount, clean and oil slightly. Clean the guide groove of the guide bar.
Fuel, oil tanks Empty and clean.
Carburetor Run empty.