Makita JS1000 Technical Information

Repair
CAUTION: Repair the machine in accordance with “Instruction manual” or “Safety instructions”.
[1] NECESSARY REPAIRING TOOLS
[2] LUBRICATIONS
[3] DISASSEMBLY/ASSEMBLY
[3]-1. Center blade
Fig. 1
Code No. Description Use for
1R031 Bearing setting pipe 28-20.2 Removing Helical gear 40 from Crank shaft
1R269 Bearing extractor Removing Ball bearings
1R281 Round bar for arbor 7-50 Blocking Switch knob when disassembling Switch lever
1R366 Feeler gauge set Adjusting clearance between Center blade and Side blades
Item No.
Apply the following lubricants to the portions to protect the parts and product from unusual abrasion.
Description Lubricant
25
AmountPortion to lubricate
DISASSEMBLING
(1) Remove Crank housing complete from Gear housing complete. And then remove Shoulder pin 7 from Gear housing
complete (Fig. 2)
18
17
3g
Rod
a little
Pin 5
33
Center blade
Dust cover
Shoulder
pin 7
4x50 Tapping
Screw (4pcs.)
1. Remove 4x50 Tapping screws and
separate Crank housing from Gear housing.
2. Remove Stop ring E-4 from
the left end of Shoulder pin 7.
3. Remove Shoulder pin 7
which secures Center blade.
Shoulder
pin 7
Stop ring E-6Stop ring E-4
Link
18
17
25 Shoulder pin 7
33 Helical gear 40
Whole portion
Drum portion where Center blade contacts
Gear teach where Armature gear teeth contact
Fig. 2
Crank housing
Gear housing
Crank housing
P 2/ 12
Makita grease FA No.2
Lubricant VG100
Makita grease FA No.2
(2) Disassemble Center blade section as illustrated in Fig. 3.
Strike the edge of Crank housing.
Center blade section (Rod, Helical gear 40, Link etc.) can be removed.
Note: Do not lose Thin washers 7
and Teflon washers.
Fig. 3
Center blade
Thin washer 7
(2pcs.)
Teflon
washer 7
(2pcs.)
Helical
gear 40
Rod
Link

Makita JS1000 Specifications

General

Brand	Makita
Model	JS1000
Category	Power Tool
Language	English