Service Manuals, User Guides, Schematic Diagrams or docs for : MAKITA HM0860C-TE
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T ECHNICAL INFORMATION
Model No. HM0860C
PRODUCT
P 1 /16
W
Description Demolition Hammer
L
CONCEPT AND MAIN APPLICATIONS
Now the 5 kg class SDS-max demolition hammer has been released.
Its features and benefits are as follows.
* SDS-max bit can be used. H
* Lightest weight 4.7kg (10.4lbs) in this class, but high performance
* Electronic features for soft start and speed control
* Indication lamp informs operator of the machine's condition.
* 12 angle settings of hammer bit
Dimensions : mm ( " )
Length ( L ) 454 (17-7/8)
Height ( H ) 223 (8-3/4)
Width ( W ) 99 (3-7/8)
Specification
Continuous Rating (W)
Voltage (V) Current (A) Cycle (Hz) Max. Output(W)
Input Output
110 11 50 / 60 1,100 540 1,200
120 10 50 / 60 1,100 540 1,200
220 5.6 50 / 60 1,100 540 1,200
230 5.3 50 / 60 1,100 540 1,200
240 5.1 50 / 60 1,100 540 1,200
Blows per min: bpm=min -1 1,100 - 2,650
Shank SDS-max Diameter :18mm (11/16")
Single blow energy : J 1.8 - 12
Protection from electric shock by Double insulation
Cord length : m (ft) 5.0 (16.4) For Europe : 4.0 (13.1)
Net weight :Kg (lbs) 4.7 (10.4)
Standard equipment
* Bar style side handle ............................ 1 pc.
* Bit grease .............................................. 1 pc.
* Plastic carrying case ............................. 1 pc.
< Note > The standard equipment for the tool shown may differ from country to country.
Optional accessories
* Various bull points * Clay spade * Shank for rammer * Hammer service kit
* Various cold chisels * Bushing tool * Shank for bushing tool (a set of repairing parts)
* Various scaling chisels * Rammer * D formed side handle
P 2 /16
Features and benefits
Ergonomically designed barrel allows
your hand to fit the tool perfectly.
The lightest hammer in 5kg class
weighs only 4.7kg (10.4 lbs). Plastic cover on the housing, for
protecting operator completely from
electric shock
SDS-max bit can
be used.
Slide type ON-OFF switch
One-action slide chuck for rapid
and easy replacement of bit Soft grip for comfortable work
12 angle settings of hammer bit Speed presetting dial
* Service remainder light telling you HM0860C Electronic features for
to replace carbon brush * Soft start
* Warning lamp indicating when there * Keeping a preset speed
are troubles in switch or cord constantly
Comparison of products
Model No. MAKITA Competitor A Competitor B Competitor C
Specifications HM0860C HM1100C HM810/T/B Model A Model B Model C
Power input : W 1,100 1,050 900 1,100 1,050 900
Rated amperage in USA ; A 10 11 8.3
Blows per min : bpm=min-1 1,100 - 2,650 1,300 - 2,650 2,900 1,300 - 3,000 3,000 1,860 / 2,630
Electronic speed control Yes Yes No Yes No Yes
Single blow energy : J 1.8 - 12 4.7 - 9.6 7.6 2 - 12 12.5 2.6 / 5.2
Anti-vibration handle No No Yes Yes Yes No
Soft grip Yes Yes No Yes Yes Yes
Trigger type Trigger type Trigger type
Switch Slide type Slide type Seesaw type
w/ Lock ON w/ Lock ON w/ Lock ON
Double insulation Yes Yes Yes Yes Yes Yes
A :4.0
Cord length : m (13.1) 5.0 5.0 5.0 5.0 5.0
( ft ) B :5.0 (16.4) (16.4) (16.4) (16.4) (16.4)
(16.4)
C : 5.3
Net weight in 4.7 6.1 (11.7) 5.5 5.9 5.2
catalog :Kg ( lbs ) (10.4) (13.5) D : 5.5 (12.1) (13.0) (11.5)
(12.1)
E : 410
(16-1/8)
454 524 F : 423 455 454 440
Length ( L ) : mm (17-7/8) (20-5/8) (16-5/8) (17-7/8) (17-7/8) (17-1/4)
(")
G : 428
Dimensions
(16-7/8)
Height ( H ) : mm 223 224 243 235 230 210
(") (8-3/4) (8-7/8) (9-9/16) (9-1/4) (9) ( 8-1/4 )
Width ( W ) : mm 99 98 96 102 106 90
(") (3-7/8) (3-7/8) (3-3/4) (4) (4-3/16 ) (3-1/2 )
H: Vibration : m/s2 11 9 12 11 12
I: Sound power level : dB(A) 100 98 99 101 less than 108
* A : For Europe * B : For others than Europe * C : For HM0810 * D : For HM0810B and HM0810T
* E : For HM0810 * F : For HM0810B * G : For HM0810T
* H : Vibration : m/s2 : measured under the loaded condition conforming to EN standards.
* I : Sound power level : dB(A) : measured under the loaded condition conforming to EN standards.
P 3 /16
Comparison of products
Comparison of chipping amount
The numbers on the bar graphs below are relative values when the capacities of Competitor A are indexed at 100.
* Material : concrete with compressive
strength, 35N/mm2
* Chipping direction : horizontal as illustrated below
Concrete
35N/mm2
MAKITA HM0860C 110
MAKITA HM1100C 105
Competitor A Model A 100
Competitor B Model B 65
Competitor C Model C 65
0 50 100 150
P 4 /16
Handling
Refer to instruction manual for handling of the tool and follow the instructions.
Repair
<1> Necessary repair tools
(Code No.) (Tool Name)
1R003 Retaining ring pliers ST-2N 250mm for external ring
1R269 Bearing extractor
1R034 Bearing setting plate 12.2
1R005 Retaining ring pliers RT-2N 250mm for internal ring
1R225 Bearing extractor
1R214 Taper sleeve
<2> Lubrication
Apply a tube (30g) of Makita grease R No. 00 in total to the portions designated by arrows as shown below.
Also apply a little bit of Makita grease N No.2 to the portions by designated by circles.
Contact area of urethane ring 28
and Flat washer 29: 0.1g
Inside lip of tool holder cap Surface of The remaining Makita grease R. No.00 (25.0g):
: 0.5g Surface of tool holder: 0.2g o-ring 24: 0.2g In the crank room
Contact area of rubber ring 20 Surface of
and cup washer 23: 0.2g pin 8: 0.2g
Contact area of tool retainer Surface of Surface of Contact area of piston and
and bull point installed: 0.5g o-ring 38: 0.2g o-ring 26: 0.2g crank shaft complete: 0.2g
Surface of
o-ring 24: 0.5g
Contact area of crank shaft
complete and flat washer 14: 0.1g
Contact area of cup washer
and guide ring: 0.2g Contact area of flat washer 14 and
crank housing complete: 0.1g
Surface of steel ball 4.8: 1.0g
Surface of o-ring 23 and Contact area of slide sleeve
fluoride ring 28: 1.0g and cylinder 32: 0.2g
Inside of sleeve: 0.1g
Surface of urethane ring Surface of striker: 3.0g Engaging area of gears of armature and
and tool holder: 0.1g crank shaft complete: 0.2g
<3> Fastening torque for screws/bolts
Fasten various screws/bolts of the tool with specified torque as shown below.
Screws/bolts Position in use Fastening torque
Handle 1.8 up to 3.5 N.m.
M5x20 Pan head screws
Crank cap 1.8 up to 3.5 N.m.
Handle 2.5 up to 3.0 N.m
5x25 Tapping screws
Motor housing 2.5 up to 3.0 N.m
Strain relief 1.3 up to 1.8 N.m
Rear cover 1.3 up to 1.8 N.m
4x18 Tapping screws
Brush holder cover 1.3 up to 1.8 N.m
Switch box 1.3 up to 1.8 N.m
M5x25 Hex. socket head bolt Crank housing cover 4.9 up to 7.4 N.m
M6x30 Hex. socket head bolt Barrel 7.8 up to 12.0 N.m
M6 Hex. nut Fan 1.8 up to 3.7 N.m
P 5 /16
<4> Disassembling/Reassembling Chuck Portion
<4>-1. Disassembling Chuck Section Fig. 1
Tool holder cap
(1) Slide Chuck cover in the direction of Gear housing,
and remove Tool holder cap from the machine.
(Fig. 1)
(2) Remove Chuck cover from Tool holder.
Chuck cover
(3) Remove Ring spring 25 from tool holder using Retaining ring pliers ST-2N (1R003).
And then remove Flat washer 28, Urethane ring 28 and Chuck ring from Tool holder.
(4) Remove two Tool retainers from Tool holder by pulling them out with long nose pliers etc.
while pressing Spring guide in the direction of Gear housing. (Fig. 2)
Note: Be sure to release Spring guide slowly as soon as the two Tool retainers are removed,
or Spring guide and Compression spring 52 will pop out.
Fig. 2
Ring spring 25 Chuck ring Tool retainer (2 pcs.) Spring guide Compression spring 52
Flat washer 28 Urethane ring 28
(to the machine)
Tool holder
<4>-2. Reassembling Chuck Section
(1) Pressing Spring guide in the direction of Gear housing, insert two Tool retainers to the oval holes
on Tool holder. (Fig. 3)
Note: 1) Be sure to insert Tool retainers.
2) As soon as Tool retainers are set in place, release Spring guide so that Tool retainers
can be set in place.
Fig. 3
Tool retainer Spring guide
Compression spring 52
Tool retainer
(Image of inside
of the spring)
P 6 /16
(2) Install Chuck ring, Urethane ring 28 and Flat washer 28 on Tool holder as in Fig. 4,
and then set Ring spring 25 with Retaining ring pliers ST-2N (1R003).
Fig. 4
Urethane ring 28 (reversible when assembled to Tool holder)
Ring spring 25 Flat washer 28 Chuck ring
<5> Disassembling/reassembling Change Ring
<5>-1. Disassembling Change Ring
(1) Remove Ring spring 50 from Change ring with slotted screwdriver.
Note: Be careful not to let Ring spring 50 pop out.
(2) Remove Plate.
(3) Remove Steel ball 4.8 (4 pcs.) by moving Change ring back and forward,
and you will find Steel balls stuck to the grease on the four grooves of Tool holder.
(4) Now Lock ring and Change ring can be removed.
<5>-2. Reassembling Change Ring
(1) Fix Lock ring to Change ring as in Fig. 5 so that the depressions of Lock ring can face the direction of
bit side.
(2) Put Steel ball 4.8 (4 pcs.) in the four grooves of Tool holder and depressions of Lock ring.
Note: Lock ring is not reversible.
(3) Put Plate in place, and then put Ring spring 50 in the groove of Change ring using slotted driver, etc.
Fig. 5
Ring spring 50 View of Lock ring from bit side
Bit side Plate [wrong] [correct]
Lock ring
Change ring
Steel ball 4.8
Four depressions Four depressions Change ring
for Steel ball 4.8 for Steel ball 4.8 assembled
Tool holder to Lock ring
cannot be seen. can be seen.
<6> Disassembling/reassembling Armature Assembly
<6>-1. Disassembling Armature Assembly
(1) Remove Crank housing cover after disassembling Chuck section.
(2) Remove Handle by removing M5x20 Pan head screws (2 pcs.) and 5x25 Tapping screw (2 pcs.).
and then disconnect Connectors.
(3) Remove 4x18 Tapping screws on both sides of Motor housing with Phillips screwdriver. (Fig. 6)
(4) Remove Brush holder covers with slotted screwdriver inserted into the inserting spaces as in Fig. 7.
Fig. 6 Fig. 7
4x18 Tapping screw Inserting space for
slotted driver
Phillips Screwdriver Slotted screwdriver
P 7 /16
Fig. 8
(5) Separate Rear cover from Motor housing by removing
four M4x18 Tapping screws as in Fig. 8.
(6) Remove Fan 76 as described below;
Holding Fan by hand, turn M6 Hex. nut located under Motor housing
Fan 76 counterclockwise with an M10 hex socket attached
to Makita impact driver. 4x18 tapping screw
Caution: Be sure to wear gloves when you hold Fan 76 (4 pcs.) Rear cover
on removing M6 Hex. nut, or Fan 76 could
injure your hand.
(7) Armature assembly can be separated from Motor housing complete by removing four 5x25 Tapping screws that
fasten Crank housing to Motor housing complete.
Armature assembly will be removed from Motor housing complete together with Crank housing. So remove
Armature assembly from the Crank housing by knocking on the end of Crank housing with wooden or plastic
hammer.
(8) Remove Ball bearing 6201LLU and Sleeve 12 from Armature assembly at the same time using Bearing
extractor (1R269).
(9) Remove Ball bearing 608DDW and Insulation washer from Armature assembly at the same time using Bearing
extractor (1R269).
<6>-2. Reassembling Armature Assembly
(1) After setting Flat washer 12 in place, press-fit Ball bearing 6201LLU to the drive-end of armature shaft using
Bearing setting plate 12.2 (1R034) and arbor press. (Fig. 9)
Note: Don't forget to set Flat washer 12.
(2) Gently press-fit Sleeve 12 to the drive-end of armature shaft using Bearing setting plate 12.2 (1R034) and arbor
press. (Fig. 9)
Fig. 9
Ram of arbor press
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