Hitachi CG 25EUAP Safety Instructions And Instruction Manual page 15

(7) The initial cutting line length should be approx.
4-11/32˝–5-1/2˝ (11–14 cm) and should be equal
on both sides. (Fig. 27)
4-11/32˝–5-1/2˝
(11-14 cm)
For long-term storage
Drain all fuel from the fuel tank. Start and let engine
run until it stops. Repair any damage which has
resulted from use. Clean the unit with a clean rag, or
the use of high pressure air hose. Put a few drops
of two-cycle engine oil into the cylinder through the
spark plug hole, and spin the engine over several
times to distribute oil.
Cover the unit and store it in a dry area.
Maintenance schedule
Below you will fi nd some general maintenance
instructions. For further information please contact
Hitachi Authorized Service Centers.
Daily maintenance
○ Clean the exterior of the unit.
○ 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
centred, sharp, and without cracks. An off -centre
cutting attachment induces heavy vibrations that
may damage the unit.
19
20
Fig. 26
4-11/32˝–5-1/2˝
Fig. 27
○ Check that the cutting attachment nut is
suffi ciently tightened.
○ Check that nuts and screws are suffi ciently
tightened.
○ Check the volume and condition of the engine oil.
○ Check that the unit is undamaged and free of
defects.
Weekly maintenance
○ Check the starter, especially the cord and return
spring.
○ Clean the exterior of the spark plug.
○ Remove the spark plug and check the electrode
gap. Adjust it to 0.024˝ (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.
English
15