P 2/ 15
[1] NECESSARY REPAIRING TOOLS
[2] DISASSM|BLY/ ASSEMBLY
[2]-1. Chain tensioner
Description
Code No.
Use for
T-type hexalobular wrench
(1) Remove Sprocket guard, Guide bar and Saw chain from machine.
(2) Remove Guide plate from Guide bar bolts of Engine housing
complete carefully to prevent deformation. (
Fig. 1
)
(3) If necessary, turn the slotted head of Helical gear 18 clockwise
until 3x10 Tapping screw is appeared. (
Fig. 2
)
Note
: Tension slide can be moved back and forth by turning
Helical gear 18.
(4) Remove 3x10 Tapping screw, and pull out Chain tenstioner set.
(
Fig. 3
)
Assemble the components by reversing the disassembling procedure.
Be sure to apply Makita grease N No. 2 on the engaged teeth of Helical gear 18 and Helical gear 11.
1R186
removing/ assembling H.L. (Hexalobular) tapping screw
Round bar of copper ø10-180
1R090
removing/ assembling Hexalobular tapping screw
using with 1R223/ 1R254 when removing/ assembling Hexalobular
socket head bolt
Torque wrench shaft 20-90N.m
1R223
Torque wrench shaft 2-6N.m
1R254
adjusting a proper gap between Flywheel and Ignition coil
Feeler gauge set
1R366
Hexalobular socket head bit
VT-27 (6.35mm)
1R290
Crank shaft lock bolt M10
1R372
locking Crank shaft
Bit adapter ass’y
134873-0
Socket adapter
1R222
Ratchet head 9.5
1R220
Clutch extractor
1R396
ASSEMBLING
removing/ assembling Clutch
Tachometer for engine chain saw
1R070
Checking rpm of engine
Air density tester
1R127
Checking the sealing performance of Carburetor and Tank assembly
Ignition checker
1R181
checking ignition
Spring fixing jig
1R199
removing Tension spring 10
CAUTION: Repair the machine in accordance with “Instruction manual” or “Safety instructions”.
removing Flywheel
R
epair
DISASSEMBLING
Slotted head of Helical gear 18
Tension slide
3x10 Tapping screw
Guide plate
Guide bar bolts of
Engine housing complete
Fig. 1
Fig. 2
Fig. 3
Tension slide
3x10 Tapping screw
Gear cover professional
Helical gear 11
Helical gear 18
O ring 7
Clamp screw
bedding
Chain tensioner set
Engine housing complete
