Hitachi Koki CG 23ECP Manual De Instrucciones página 14

English
diffi cult to start or runs poorly at idling speed, always
check the spark plug fi rst. If the spark plug is dirty,
clean it and check the electrode gap. Re-adjust
if necessary. The correct gap is 0.024˝ (0.6 mm).
The spark plug should be replaced after about 100
operation hours or earlier if the electrodes are badly
eroded.
0.024˝
(0.6 mm)
NOTE
In some areas, local law requires using a resistor
spark plug to suppress ignition signals. If this
machine was originally equipped with resistor
spark plug, use same type of spark plug for
replacement.
Flexible drive shaft (Fig. 22)
(CG23ECP (SLB))
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 (15), loosen bolt (16) and remove the cutter
case then pull the shaft out of the drive shaft tube.
Clean the shaft off and apply a generous coat of
lithium grease to it and insert if back into the drive
shaft tube, turn it unit it drops into place then install
the cutter case, install & tighten screw (15) and bolt
(16).
15
14
Fig. 21
16
Fig. 22
Gear case (Fig. 23)
Check gear case or angle gear for grease level
about every 50 hours of operation by removing the
grease fi ller plug on the side of gear case.
If no grease can be seen on the fl anks of the
gears, fi ll the gear case with quality lithium based
multipurpose grease up to 3/4. Do not completely fi ll
the gear case.
CAUTION
● Make sure to remove any dirt or grit when
attaching the plug to its original position.
● Before attempting inspection or maintenance
of the gear case, make sure the case has
cooled.
Semi-auto cutting head
Nylon line replacement
(1) Remove the case (17) by fi rmly pushing inward
the locking tabs with your thumbs as shown in
Fig. 24.
17
(2) After removing the case, take out the reel and
discard the remaining line.
(3) Fold the new nylon line unevenly (approx. 10 cm)
in half as shown in picture.
Hook the U-shaped end of the nylon line into the
groove (18) on the center partition of the reel.
Wind both halves of the line on the reel in the
same direction, keeping each half of the line on
its own side of the partition. (Fig. 25)
Fig. 23
Fig. 24