Daily maintenance
○ Clean the exterior of the unit.
○ Check that the harness is undamaged.
○ Check the cutting attachment guard for damage or
cracks. Change the guard in case of impacts or cracks.
○ Check that the cutting attachment is properly centered,
sharp, and without cracks. An off -center cutting
attachment induces heavy vibrations that may damage
the unit.
○ Check that the cutting attachment nut is suffi ciently
tightened.
○ Make sure that the blade cover is undamaged and that it
can be securely fi tted.
○ Check that nuts and screws are suffi ciently tightened.
○ Check that the unit is undamaged and free of defects.
SELECTING CUTTING ATTACHMENTS
Recommended accessories for each model are presented in the table below.
For purchases, contact Hitachi Authorized Service Centers.
Please check carefully as those accessories not marked with "
List of recommended accessories
Type
Name
NYLON HEAD
CH-300
(W/CUTTER HOLDER
CAP)
NYLON HEAD
CH-300
BLADE
B3/10/2.01
BLADE
B3/12/3.0
Weekly maintenance
○ Check the starter, especially the cord.
○ Clean the exterior of the spark plug.
○ Remove the spark plug and check the electrode gap.
Adjust it to 0.6 mm, or change the spark plug.
○ Check that the angle gear is fi lled with grease up to 3/4.
○ Clean the air fi lter.
Monthly maintenance
○ Rinse the fuel tank with gasoline.
○ Clean the exterior of the carburetor and the space
around it.
○ Clean the fan and the space around it.
" cannot be attached.
●
Specifi cation
Manual line
5"
feed
10"
3
12"
3
13
LOOP
HANDLE
●
2.2 – 2.7
●
2.0
●
3.0
●
English
BIKE
HANDLE
●
●
●
●