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R
epair
CAUTION: Repair the machine in accordance with "Instruction manual" or "Safety instructions".
[1] NECESSARY REPAIRING TOOLS
Code No.
1R006
Retaining ring pliers RT-2E for Internal ring
1R022
Bearing plate
1R023
Pipe ring
1R028
Bearing setting pipe 20-12.2
1R070
Tachometer
1R155
Crank shaft lock bolt
1R181
Ignition checker
1R200
Piston pin punch
1R219
Torque wrench shaft 7-23N·m
1R220
Ratchet head 9.5 (for 1R219)
1R269
Bearing extractor
1R311 Retaining ring pliers with Long bent nails
1R364
Flywheel puller
1R366
Feeler gauge set
1R402
Digital tester
Wire brush
783223-2
Hex wrench 4 (standard equipment)
782235-2
Wrench 17-19 (standard equipment)
[2] GASKET
Once Gasket is removed:
(1) Replace Gasket with a new one.
(2) Clean up the mating surface where the gasket was installed to maintain its sealing performance.
[3] LUBRICANT/ ADHESIVE APPLICATION
(1) Apply 1g of Makita grease N No. 2 to Spiral spring in Recoil starter.
(2) When the inside of Gear case assembly is cleaned, supply 11g of Makita grease N No. 2 from the grease inlet.
(3) Apply 6g of Makita grease N No. 1 to the entire portion of Shaft complete in Shaft pipe complete.
[4] DISASSEMBLY/ ASSEMBLY
[4]-1. Warning
Follow the instructions described below in advance before repairing:
• Wear gloves.
• Remove the cutting tool from the unit, and if it is a saw blade, attach the blade cover to the blade.
• When the engine is hot from use, cool down the engine enough or you can get burned.
• Remove remaining fuel from Fuel tank and Carburetor completely.
• Remove Spark plug cap from Spark plug.
• Repair the engine on a stable workbench and in a clean workplace kept as free of dust and debris as possible.
• In order to avoid wrong reassembly, draw or write down where and how the parts are assembled, and what are the parts.
• It is also recommended to have boxes ready to keep disassembled parts by group.
• Handle the disassembled parts carefully. Clean and wash them properly.
• If some bolts and screws are too tight, use Impact driver.
• Tighten the bolts and the screws to the specified torque as shown in "[5] Tightening torque specifications".
• Each time after you mounted a main part of the engine such as the piston, check if it moves smoothly
without abnormal noise by manually turning the crankshaft.
• After completion of reassembly, check for loose parts or abnormal noise and vibration by manually turning the crankshaft.
Description
removing/ assembling Retaining rings
removing Clutch drum complete from Ball bearing 6003LLU
assembling Ball bearing 6003LLU to Clutch drum complete
checking rpm of Engine
locking Piston (with Crank shaft)
checking ignition
removing Piston pin
tightening Bolts
removing Ball bearings
removing Fuel tube from nipple of Carburetor
removing Retaining rings R-26 and R-32 in Gear case assembly
removing Flywheel
adjusting Ignition coil/ Spark plug
checking the continuity of electrical parts
making Spark plug clean
removing Clutch drum complete
removing Spark plug
[FLAMMABLE MATERIAL KEEP FIRE AWAY]
Use for
P 2/ 17
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