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If situations occur which are not covered in this manual, take
care and use common sense. Contact Hitachi Authorized
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SPECIFICATIONS
The SPECIFICATIONS of this machine are listed in the table
on page 16.
NOTE
All data subject to change without notice.
ASSEMBLY PROCEDURES
Installation of handle (Fig. 4)
Remove the handle bracket (8) from the assembly.
Place the handle and attach the handle bracket with four
bolts lightly. Adjust to appropriate position. Then attach it
fi rmly with the bolts.
Installation of harness
(If so equipped)
WARNING
If the product includes a harness, always make sure to
use it.
Attach the harness hook (9) to the hanger (10) on the drive
shaft tube. (Fig. 5)
Adjust the length of the harness for easy operation of the
tool.
NOTE
You may need to adjust the position of the hangar (10)
to balance the unit. To do so, loosen bolt (11) and adjust
the position of hangar (10). After adjusting as necessary,
make sure to securely tighten the bolt (11). (Fig. 5)
Installation of cutting attachment guard
WARNING
If an incorrect or faulty guard is fi tted, this may cause
serious personal injury.
CAUTION
Some cutting attachment guards are equipped with
sharp line limiters. Be careful with handling it.
NOTE
The guard bracket may come already mounted to the
gear case on some models.
Align the cutting attachment guard with the guard bracket
and secure it to the drive shaft tube, using the bolt and cover
bracket. (Fig. 6)
WARNING
Remove the guard extension when using metal or plastic
blades. Failure to do so may result in injury or damage to
the cutting attachment guard.
NOTE
To remove the guard extension, refer to the drawings.
Wear gloves as the extension has a sharp line limiter.
Loosen the bolt (12). Then push the three square tabs on
the guard one by one in order. (Fig. 7)
Installation of cutting attachment
WARNING
○ Install the cutting attachment properly and securely as
instructed in the handling instructions.
If not attached properly or securely, it may come off and
cause serious and/or fatal injury.
○ Do not install or remove cutting attachments while the
engine is running.
○ Always use genuine Hitachi cutting attachments and
metal fi ttings.
Installation of cutting blade
CG24EC (S) / CG27EC (S) (Fig. 8)
Insert the alien wrench (13) into the hole of the gear case in
order to lock the shaft.
Assemble in the following order: Cutter holder (A) (14),
blade (15), cutter holder (B) (16), nut cover (17).
Tighten the fi xing nut with the box wrench. Please note that
the cutter fi xing nut (18) has left-handed threads (clockwise
to loosen/ counter-clockwise to tighten).
NOTE
○ When installing cutter holder (B) (16), be sure to set
concave side upward.
○ When installing or removing a blade, make sure to wear
gloves and place the blade cover over the blade.
CAUTION
Check a nut cover (17) for wear or cracks before
operation. If any damage or wear is found, replace it, as
it is an article of consumption.
WARNING
○ When installing a cutting blade, make sure that there are
no cracks or any damage in it and that the cutting edges
are facing the correct direction.
○ Remove any surface grit from blade installation fi ttings
(cutter holder (A) (14), cutter holder (B) (16), nut
cover (17), nut (18)). Failure to do so may result in the
loosening of nuts.
○ The protrusion of the cutter holder (A) (14) may become
misaligned with the blade (15) while tightening nut
(18). Before operation, make sure the blade has been
properly installed. (Fig. 9)
○ Rotate the blade by hand and make sure there is no
rocking or abnormal noise. Rocking may cause abnormal
vibrations or result in the loosening of nuts.
CG24ECM (S) / CG27ECM (S) (Fig. 10)
When installing a cutting blade, make sure that there are no
cracks or any damage in it and that the cutting edges are
facing the correct direction.
NOTE
○ When installing cutter holder cap (19), be sure to set
concave side upward.
○ Press the stopper pin (20) of the angle transmission in
order to lock the cutter holder (21). Please note that the
cutter fi xing bolt or nut (22) has left-handed threads,
(clockwise to loosen/ counter-clockwise to tighten).
Tighten the fi xing bolt or nut with the box wrench.
CAUTION
○ Before operation, make sure the blade has been properly
installed.
○ If your unit is equipped with protection cover under a
cutting blade, check it for wear or cracks before operation.
If any damage or wear is found, replace it, as it is an article
of consumption.
○ You have to wear gloves when handling the cutting
blade.
WARNING
For Hitachi heads, use only fl exible, non-metallic line
recommended by the manufacturer. Never use wire or
wire ropes. They can break off and become a dangerous
projectile.
OPERATING PROCEDURES
Fuel (Fig. 11)
WARNING
○ The trimmer is equipped with a two-stroke engine.
Always run the engine on fuel, which is mixed with oil.
Provide good ventilation, when fueling or handling fuel.
9
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