Makita HR4013C Manual

Model No.
Description
CONCEPT AND MAIN APPLICATIONS
Specification
Dimensions: mm (")
Width (W)
Height (H)
Length (L) 479 (18-11/16)
HR4013C
112 (4-3/8)
HR4003C
106 (4-3/16)
263 (10-3/8)
HR4013C, HR4003C
40mm (1-9/16") Rotary Hammer
Model HR4013C/HR4003C are the successor models of the current
HR4011C series models and developed to provide higher operating
efficiency and more comfort with unrivalled low level of vibration,
the optional dust extractor attachment newly designed, etc.
Listed below are the specification differences between
HR4013C and HR4003C.
Standard equipment
Note: The standard equipment for the tool
shown above may vary by country.
Depth gauge (Stopper pole) ..........................1
Side handle assembly (D-shaped) .................1
Side handle (Bar style) ..................................1
Bit grease ......................................................1
Cleaning cloth ...............................................1
Plastic carrying case ......................................1
Optional accessories
Assorted TCT drill bits Assorted Core bits
Assorted Bull points Assorted Cold chisels
Assorted Scaling chisels Scaling chisel (for Tile)
Grooving chisel Shank (for Bushing tool and Rammer)
Bushing tool Rammer
Scoop Side handle assembly (D-shaped)
Chemical anchor adaptor Bit Grease
Hammer grease Safety Goggle
Bar style side handle Plastic carrying case
Syringe Hammer Service Kit
Dust extractor attachment
W
H
L
*Anti-Vibration Technology
AVT*
Active dynamic vibration absorber
Vibration absorbing housing
Soft no load
HR4013C HR4003C
Yes
Yes
Yes
No
No
No
PRODUCT
P 1/ 19
TECHNICAL INFORMATION
(The image above is HR4013C.)
Adapted for SDS-MAXShank type
250 - 500No load speed: min.ˉ¹ = rpm
1,450 - 2,900Impacts per minute: min.ˉ¹ = ipm
Weight according to
EPTA-Procedure 01/2003*: kg (lbs)
Europe: 4.0 (13.1), Brazil, Chile, Peru: 2.0 (6.6),
Other countries: 5.0 (16.4)
Power supply cord: m (ft)
Double insulation
6.2 (13.8)6.8 (15.1)
Protection from electric shock
YesSoft start
YesConstant speed control
NoYesSoft no load
YesTorque limiter
Capacity: mm (")
Electronic features
Concrete 105 (4-1/8)
40 (1-9/16)
YesVariable speed control switch
Core bit
TCT bit
HR4013C HR4003C
Specification Model
* With Side handle (Bar style)
240 6.2 50/60 1,100 1,500
Continuous Rating (W)
Voltage (V) Cycle (Hz) Input Output
500
Max. Output (W)
110
120
220
230
12
11
6.2
6.2
50/60
50/60
50/60
50/60
1,100
1,100
1,100
1,500
1,500
1,200
1,200
Current (A)
500---
550
550
550

[2] LUBRICATION
[1] NECESSARY REPAIRING TOOLS
Repair
DescriptionCode No. Use for
Retaining ring S pliers ST-2N1R003 removing Ring spring 25 from Tool holder
Bearing plate (for arbor press)1R022
1R027
removing Helical gear 38
Bearing setting pipe 18-10.2 assembling Torque limiter
expanding the ends of Torsion spring 7
Bearing setting plate 8.21R032 supporting Crank housing for assembling Cylinder to the inside
removing Armature from Gear housing completeGear extractor (large)1R045
assembling Crank section to Crank housing and Connecting rodRing spring setting tool B1R165
Round bar for Arbor 9-1001R238 removing Crank shaft
V block1R258 assembling Crank section to Crank housing
Tip for Retaining ring pliers1R212 Attachment of 1R003
Cylinder extractor1R213 disassembling Cylinder from Crank housing
Taper sleeve1R214 fitting Fluoride ring 25 to Impact bolt
Bearing extractor1R269 removing Ball bearings
Hammer vise1R312 supporting the machine
1R291 removing Retaining Ring S-8
Ring spring removing jig1R306 removing Crank shaft
Retaining ring S and R pliers
Spring fixing jig1R400 disassembling Cylinder from Crank housing
1R350 disassembling Cylinder from Crank housing
Ring spring removing tool1R363 removing Ring spring 25
Ring 60 (3 pcs.)
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
CAUTION: Repair the machine in accordance with “Instruction manual” or “Safety instructions”.
Fig. 1
Barrel and Tool holder section
Item No. Description Grease AmountPortion to lubricate
1
13
17
19
22
26
24
Tool holder cap
20 Tool retainer
(13a) Oil seal 32
(13b) Plane bearing 32
Barrel
complete
(13c) Plane bearing 45
Flat washer 32
Flat washer 32
Bit installation side
Crank housing side
21 Tool holder 10g
a little
a little
Inner surface where 26 Impact bolt contacts
O ring 20
Impact bolt
O ring 20
Lip portion
Portion where Bit contacts
Inner surface where 21 Tool holder contacts
Portion where 21 Tool holder contacts
Drum portion
N No.2
R No.00
17
13
(13b)
1
(13c)
(13a)
19
20
20
21
24
26
22
P 2/ 19

[2] LUBRICATION (cont.)
Item No. Description Portion to lubricate Amount
78 Crank housing complete
42 Cylinder 28.5
52
49
31
47 O ring 21 on Piston
Spiral bevel gear 26
Connecting rod
O ring 22 on Striker
95 Gear housing complete
Oil seal 15
Inside between Striker and Piston
Whole portion
Gear teeth
Hole for Crank shaft pin
Whole portion
Gear teeth of Torque limiter, Helical gear 37 and Armature
Crank room 78b
Lip portion
Inner periphery of Plane bearing 54 78a
(The component of Crank housing complete)
Fig. 2
Grease
R No.00
96
Crank housing and Motor section
20g
20g
a little
a little
10g
a little
44 O ring 30 (3 pcs.) Revealed surface from Cylinder
44
48 O ring 22 on Piston Whole portion
Fig. 3
Item No. Description Portion to lubricate Amount
Drum portion
AVT mechanism (for HR4013C only)
Counter weight
Compression spring 11
Holder complete
55
Grease
R No.00 a little
96
Armature
42
47
49
31
48
Striker
Inside view of
Cylinder
Outside view of
Cylinder
Piston
O ring 19
Spring plate
55
52
95
78
78a
78b
Crank shaft
Repair
P 3/ 19

Fig. 4
[3] DISASSEMBLY/ASSEMBLY
[3]-1. Chuck
DISASSEMBLING
1R312
Ring 28
Rubber ring 30
Chuck cover
Release cover
Chuck ring
Spring guide
Spring guide
Compression spring 46
Tool
retainer
1. Set the machine to 1R312 or the like,
and remove Tool holder cap by prying
off with a slotted screwdriver.
2. Insert the dummy shank of 1R363 into Tool holder,
and lock it same way as you do for a real bit.
Press down Ring 28 under Ring spring 25 by turning
M8 Nut of 1R363 clockwise using a socket wrench 13,
and remove Ring spring 25 using 1R003 and 1R212.
3. Remove Ring 28, Chuck cover, Rubber ring 30,
Chuck ring and Release cover from Tool holder.
4. Remove a pair of Tool retainer by pressing down
Spring guide. Then separate Spring guides and
Compression spring 46 from Tool holder.
Dummy shank of
SDS-MAX bit
Tool holder cap
Chuck section can be disassembled as drawn in Fig. 4.
Tool holder cap
Repair
P 4/ 19
ASSEMBLING
Assemble Chuck section by reversing the disassembly procedure.
Refer to Fig. 4.
Note: It is difficult to set Tool holder cap in place by hand.
Put Tool holder cap on floor, and push Tool holder of
the machine to the cap while making use of the machine
weight.
Fig. 5
Ring 28
Ring spring 25
1R363
Socket wrench 13
1R003
1R212

[3] DISASSEMBLY/ASSEMBLY
[3]-2. Impact bolt, Striker
DISASSEMBLING
1. Remove Housing cap by levering it up with
a slotted screwdriver. And then, remove four
M6x30 Hex socket head bolts.
Housing cap
(1) Impact bolt, Striker Piston can be disassembled without removing Chuck section. See Fig. 6.
(2) Striker is removed from Crank housing side as drawn in Fig. 7.
Impact bolt
Long bar
M6x30 Hex socket head bolt (4 pcs.)
2. Remove Barrel section and Housing cover complete
together from Crank housing complete by grabbing
and lifting up the chuck by hand.
Fluoride ring 25
(the worn one)
3. Insert a long bar into Chuck and then push out Impact bolt.
Note: All the Rings on Impact bolt have to be replaced
when O ring 20 (orange) shows through the worn
Fluoride ring 25.
O ring 20
(orange)
Repair
P 5/ 19
Fig. 6
Fig. 7
1. Remove the parts from the Crank housing side. 2. Remove Striker by tapping Cylinder
carefully with a plastic hammer
Note: Replace old/ worn O ring 22 with a new one.
Cylinder
Striker
Ring 17
Rubber ring 18
Slide sleeve
Crank housing
Compression spring 33
O ring 22

[3] DISASSEMBLY/ASSEMBLY
[3]-2. Impact bolt, Striker (cont.)
ASSEMBLING
Fig. 8
(1) Assemble O rings and Fluoride rings to Impact bolt as drawn in Fig. 8.
1R214
Assembly of Rings to Impact Bolt
Correction
Insert Impact bolt from
the HR4000C side of
1R214. And keep
Impact bolt approx.
60 seconds in 1R214.
Impact bolt
Wrong
Correct
Before Correction:
Rings' edges are protruding from
the top edge of the groove on
Impact bolt.
groove on Impact bolt
Be careful about the assembly direction
of Impact bolt when inserting it into
Tool holder.
Fluoride ring 25
O ring 20O ring 20
After Correction:
Rings' edges are positioned under
the top edge of the groove on
Impact bolt.
Corrected
Repair
P 6/ 19
Fig. 9
2. Assemble the parts drawn below to Cylinder. Be careful
about the assembly directions of Ring 17 and Slide sleeve.
1. Insert Striker into Cylinder so that
the O ring 22 side faces to Piston
in Crank housing.
(2) Assemble Striker section as drawn in Fig. 9.
(3) Assemble Barrel section to Cylinder. Refer to Fig. 6.
Cylinder
Ring 17
Correct Wrong
Rubber ring 18
Slide
sleeve
Compression spring 33
O ring 22
Striker Cylinder
1R312

P 7/ 19
DISASSEMBLING
Fig. 10
Fig. 11
(1) After removing Barrel section as drawn in Fig. 6, disassemble Handle section as drawn in Fig. 10.
(2) Remove six M4x16 Pan head screws and Crank cap.
While expanding the ends of Torsion spring 7 with 1R003, remove Flat fillister head pin 6 on Link plate. (Fig. 11)
As for HR4003C,
• the removal precess of Guard 40 can be skipped.
• Disassemble Handle section by unscrewing six 4x25 Tapping screws.
1. Reserve the insertion slit for a slotted screwdriver between Guard 40
and Handle base for HR4013C by pressing Handle section toward
Crank housing side.
And remove Guard 40 by prying it up with a slotted screwdriver.
2. Disassemble Handle section for
HR4013C by unscrewing eight
4x25 Tapping screws.
Guard 40
Slotted screwdriver
[3] DISASSEMBLY/ASSEMBLY
[3]-3. Crank housing, Cylinder, Counter weight
Repair
4x25 Tapping screw
(8 pcs.)
Torsion spring 7
1R003
Flat fillister head pin 6Link plate
M4x16 Pan head screw (6 pcs.)
Crank cap

[3] DISASSEMBLY/ASSEMBLY
[3]-3. Crank housing, Cylinder, Counter weight
(3) Remove Drive sleeve by pushing the end of Link plate from Crank side. Then, remove Guide ring. (Fig. 12)
(4) Put three pieces of 1R350 on Crank housing complete, and then remove Cylinder from Crank housing with 1R213
through the holes of the three pieces of 1R350. (Fig. 13)
(5) Remove Spiral bevel gear 26 from Crank housing carefully so as not to be tilted. (Fig. 14)
When Spiral bevel gear 26 is tilted in Crank housing in the disassembly process;
- it is impossible to remove Spiral bevel gear 26.
- Plane bearing 54 in Crank housing is harmed.
Fig. 13 Fig. 14
Fig. 12
Repair
P 8/ 19
Guide ring
Link plate
Driving sleeve
1R350
(3 pcs.)
1R213
Crank housing
complete
Spiral bevel gear 26
Plane bearing 54
(The component of Crank housing)
Cylinder
Insert the two pins of 1R213 into the holes of Cylinder,
and then turn the handle of 1R213

(6) Put 1R400 on Flat washer 33 located on Chuck side of Cylinder. Assemble two pieces of 1R022 to 1R306.
Set 1R306 to Arbor press.
Then compress Compression spring 34 by pressing down 1R400 using Arbor press with 1R022 and 1R306 until
Retaining ring (EXT) WR-32.5 is revealed, and remove it with 1R003 with 1R212. (Fig. 15)
(7) Return Compression spring 34 back to the original shape gradually by reducing the pressure.
Cylinder section is disassembled as drawn in Fig. 16.
[3] DISASSEMBLY/ASSEMBLY
[3]-3. Crank housing, Cylinder, Counter weight (cont.)
Repair
P 9/ 19
Fig. 15
Fig. 16
Flat washer 33
Compression spring 34
Retaining ring (EXT)
WR-32.5
Flat washer 33
Retaining ring EXT WR-32.5Cylinder 28.5
1R400
1R022
1R306
Arbor press
Retaining ring (EXT)
WR-32.5
Ring 33 O ring 30 (3 pcs.)
Chuck side Crank housing
side
Retaining ring (EXT)
WR-32.5 1R003 with 1R212
Note: Set two 1R022 to 1R306 while keeping the same
spaces between two 1R022 and Cylinder.
Otherwise, it will be extremely difficult to expand
Retaining ring (EXT) WR-32.5 due to the tight space.

Repair
P 10/ 19
(8) As for model HR4013C, loosen four M4x16 Pan head screws and remove Switch case set from Crank housing. (Fig. 17)
Then, Push and Turn each Holder complete on both sides of Crank housing with a slotted screwdriver to
remove counter weight mechanism. (Fig. 18)
(9) Loosen four 5x25 Tapping screws and then remove Crank housing and Gear housing from Motor housing. (Fig. 19)
(10) Move the pin portion of Crank shaft to the closest position to Handle side. (Fig. 20)
Put two pieces of 1R238 on Crank shaft as drawn in Fig. 21, then hold 1R238 to 1R306 on Arbor press.
Press down Crank shaft together with Ball bearing 6004LLU,Retaining ring S-20 and Helical gear 10. (Fig. 21)
(11) Connecting rod with Piston section can be removed from Cylinder side. Disassemble Piston section. (Fig. 22)
[3] DISASSEMBLY/ASSEMBLY
[3]-3. Crank housing, Cylinder, Counter weight (cont.)
Fig. 17
Fig. 19
Fig. 21 Fig. 22
Fig. 20
Fig. 18
Switch case set
Compression spring 11Spring plate
Push and Turn
Holder
counterclockwise
on the left .
Push and turn Holder clockwise
on the right.
Counter weight
Holder complete
Counter weight mechanism
Crank housing complete
Handle installation side
Note:
If the position is moved from
the closest, the pin portion will
be hooked with Crank housing
Cylinder side
M4x16 Pan
head screw
(4 pcs.)
5x25 Tapping screw (4 pcs.)
Handle installation side
Crank shaft
1R238
(2 pcs.)
1R306 Pin 7 Piston
O ring 21
O-ring 22
Connecting
rod
Arbor press
Cylinder side
28mm
Crank housing
Crank shaft
Crank section
Ball bearing 6004LLU
Retaining ring S-20
Helical gear 37