Makita HR4013C Technical Information page 2

R
epair
CAUTION: Repair the machine in accordance with "Instruction manual" or "Safety instructions".
[1] NECESSARY REPAIRING TOOLS
Code No. Description
1R003 Retaining ring S pliers ST-2N
1R022 Bearing plate (for arbor press)
1R027 Bearing setting pipe 18-10.2
1R032 Bearing setting plate 8.2
1R045 Gear extractor (large)
1R165 Ring spring setting tool B
1R212 Tip for Retaining ring pliers
1R213 Cylinder extractor
1R214 Taper sleeve
1R238 Round bar for Arbor 9-100
1R258 V block
1R269 Bearing extractor
1R291 Retaining ring S and R pliers
1R306 Ring spring removing jig
1R312 Hammer vise
1R350 Ring 60 (3 pcs.)
1R363 Ring spring removing tool
1R400 Spring fixing jig
[2] LUBRICATION
Apply the following grease to protect parts and product from unusual abrasion.
* Makita grease R No.00 to the portions indicated by black triangle
* Makita grease N No. 2 to the portions indicated by gray triangle
Barrel and Tool holder section
Item No. Description
1 Tool holder cap
20 Tool retainer
(13a) Oil seal 32
Barrel
(13b) Plane bearing 32
13
complete
(13c) Plane bearing 45
17 Flat washer 32
19 Flat washer 32
Tool holder
21
22 O ring 20
24 O ring 20
26 Impact bolt
Fig. 1
1
(13b)
removing Ring spring 25 from Tool holder
expanding the ends of Torsion spring 7
removing Helical gear 38
assembling Torque limiter
supporting Crank housing for assembling Cylinder to the inside
removing Armature from Gear housing complete
assembling Crank section to Crank housing and Connecting rod
Attachment of 1R003
disassembling Cylinder from Crank housing
fitting Fluoride ring 25 to Impact bolt
removing Crank shaft
assembling Crank section to Crank housing
removing Ball bearings
removing Retaining Ring S-8
removing Crank shaft
supporting the machine
disassembling Cylinder from Crank housing
removing Ring spring 25
disassembling Cylinder from Crank housing
Grease
Lip portion
N No.2
Portion where Bit contacts
Inner surface where 21 Tool holder contacts
Bit installation side
R No.00
Crank housing side
Inner surface where 26 Impact bolt contacts
Portion where 21 Tool holder contacts
Drum portion
(13a)
(13c)
13
17
19
Use for
Portion to lubricate
20
21
20
22
P 2/ 19
Amount
a little
10g
a little
24
26