Hitachi Koki Tanaka TBC-225 Mode D'emploi page 13

Fig. 29
Every 100 operating hours, or once a year (more
often if conditions require), clean fi ns and external
surfaces of engine of dust, dirt and oil deposits which
can contribute to improper cooling.
NOTE
Do not operate engine with engine shroud
or muffl er guard removed as this will cause
overheating and engine damage.
Flexible drive shaft (Fig. 30)
Flexible drive shaft should be removed and lubricated
with good quality lithium grease every 20 hours. To
remove the fl exible shaft, fi rst remove screw (21),
loosen bolt (22) and remove the gear case then pull
the shaft out of the drive shaft pipe. Clean the shaft
off and apply a generous coat of lithium grease to it
and insert if back into the drive shaft pipe, turn it until
it drops into place then install the gear case, install &
tighten screw (21) and bolt (22).
21
Fig. 30
Angle transmission (Fig. 31)
Fig. 31
Check angle transmission or angle gear for
grease level about every 50 hours of operation by
removing the grease fi ller plug on the side of angle
transmission.
If no grease can be seen on the fl anks of the gears,
fi ll the transmission with quality lithium based
multipurpose grease up to 3/4. Do not completely fi ll
the transmission.
Blade (Fig. 32)
○ Use a sharp blade. A dull blade is more likely to
○ When
○ When installing saw blade (24), always face the
○ Use correct blade for the type of work.
22
○ When replacing blade, use appropriate tools.
○ When cutting edges become dull, re-sharpen or
○ Discard blades that are bent, warped, cracked,
NOTE
Maintenance schedule
Below you will fi nd some general maintenance
instructions. For further information please contact
your Tanaka dealer.
23
R1 – 1.5 mm
1.9 – 2.2 mm
Fig. 32
WARNING
Wear protective gloves when handling or
performing maintenance on the blade.
snag and thrust. Replace the fastening nut if it is
damaged and hard to tighten.
replacing blade,
recommended by Tanaka, with a 1" (25.4 mm)
fi tting hole.
stamped side up. In the case of a 4-tooth blade
(23), it can be used on either side.
fi le as shown in fi gure. Incorrect sharpening may
cause excessive vibration.
broken or damaged in any way.
When sharpening blades it is important to
maintain an original shape of radius at the base
of the tooth to avoid cracking.
24
purchase one
G
G
B
B
F
R
E
S
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