Necessary Repairing Tools - Makita HR4002 Technical Information

R
epair
CAUTION: Remove the bit from the machine and disconnect for safety
before repair/ maintenance, in accordance with the instruction manual!

[1] NECESSARY REPAIRING TOOLS

Code No.
Retaining Ring S Pliers ST-2N
1R003
Tip for Retaining Ring Pliers
1R212
1R022 Bearing Plate (for arbor press)
1R213 Cylinder Extractor
1R214 Taper Sleeve
1R230 1/4" Hex. Shank Bit M6
1R263 Bearing Extractor
1R269 Bearing Extractor (small)
1R350 Ring 60 (3 pcs.)
[2] LUBRICATION
Apply Makita grease R. No.00 to the following portions designated with the black triangle to protect
parts and product from unusual abrasion, and apply Makita grease N No.2 to the portions designated with white triangle.
Item No. Description
19
Tool Holder
34
Tool Holder
57
Crank Housing Comp.
70
Gear Housing Comp.
Fig. 1
Tool retainer
Impact bolt
Description
Lubricant
Makita grease R.
No.00
Makita grease N. No.2
Makita grease R.
No.00
Tool retainer
Striker
Ring 17
Rubber ring 17
Disassembling / assembling Ring spring
Attachment to 1R003, for Disassembling / assembling Ring spring
Disassembling / assembling Ring spring
Disassembling Cylinder from Crank housing
Fitting Fluoride rings on Impact bolt of Rotary hammers
Disassembling Barrel complete from Crank housing
Disassembling Motor housing from Crank housing
Removing Ball bearings
Stabilizing the machine, when removing Cylinder
Its inside where Impact bolt contacts
Inside of Tool holder-Hole for Hammer bits insertion
Its inside where Striker and Piston reciprocate
Its inside where Helical gear 46 and armature rotate
Its inside where Torque limiter engages with Helical gear 46
and Armature
Its Pin portion for accepting Change plate
Piston
Helical gear 46
Change Plate
Compression spring 5
Torque limiter
Use for
Portion to lubricate
Connecting rod
Compression spring 5
P 2 / 20