Operating Procedures - Hitachi CG 25EUAP Safety Instructions And Instruction Manual

○ If the cutting head does not feed cutting line
properly, check that the nylon line and all
components are properly installed. Contact
Hitachi Authorized Service Centers if you need
assistance.
WARNING
For Hitachi heads,
non-metallic line
manufacturer. Never use wire or wire ropes.
They can break off and become a dangerous
projectile.
3. Installation (Fig. 4)
Insert the Hex bar wrench (8) into the hole of the
gear case and groove of the Cutter holder (9) in
order to lock the shaft.
Install cutting head on gear case of grass
trimmers. The mounting
threaded. Turn clockwise to loosen/counter-
clockwise to tighten.
8
9
4. Adjusting line length
Set the engine speed as low as possible and tap
the head on the ground. The nylon line will be
drawn out about 1-3/16˝ (3 cm) with each tap.
(Fig. 5)
Also, you can extend the nylon line by hand but
the engine must be completely stopped. (Fig. 6)
use only fl exible,
recommended by
nut is left-hand-
Fig. 4
Fig. 5
the
Adjust the nylon line to the proper length
of 4-11/32˝–5-1/2˝ (11–14 cm) before each
operation.

OPERATING PROCEDURES

Engine oil
○ Always use the specifi ed engine oil (multigrade
oil of classifi cation SAE 10W-30). Insuffi cient
engine oil or using engine oil other than the
specifi ed type may cause breakdown of the unit.
Filling up with engine oil
○ Place the unit horizontally on a clean, fl at surface.
○ Remove the oil cap and check whether the
engine oil comes up to the mouth of the oil tank
opening. (Fig. 7)
○ If the oil level is low or when using the unit for the
fi rst time, fi ll the oil tank with engine oil up to the
mouth of the oil tank opening.
○ If the engine oil is conspicuously dirty or
discolored, change the oil.
○ Tighten the oil cap securely after fueling.
○ When using the unit for the fi rst time, change
the engine oil after running the engine for
approximately 10 hours. Subsequently, change
the oil after every 50 hours of operation.
English
Fig. 6
Fig. 7
9