Makita HR2230 Technical Information

22mm (7/8 inch), 24mm (15/16 inch)

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Instruction manual (49 pages)

Instructions manual (41 pages)

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ECHNICAL INFORMATION

Model No.

Description

ONCEPT AND MAIN APPLICATIONS

The subject models are successors to the current models called "2kg Rotary hammer".

HR2230, HR2460 and HR2460F have two operation modes (Rotation only / Rotation

with hammering).

HR2470, HR2470F, HR2470T and HR2470FT have three operation modes

(Rotation only / Rotation with hammering / Hammering only).

The letters of the model name show the features as follows;

HR22 or 24: Capable of drilling 22 or 24 mm diameter hole

to concrete

F: Equipped with LED to illuminate the hammering spot

T: Changeable between a chuck for SDS-plus and keyless

three-jaw drill chuck quickly without any tool

pecification

Voltage (V)

HR2230

110

6.8

120

6.2

220

3.4

230

3.3

240

3.1

Specification

Continuous rating input: W

No load speed: min

Impacts per minute= min

Bit shank

Operation mode

Concrete

Capacity

Steel

mm (")

Wood

Variable speed control switch

Rotation reversing facility

Job light

Double insulation

Power supply cord: m (ft)

Net weight: kg (lbs)

tandard equipment

Depth gauge ........................ 1 pc

Note: The standard equipment for the tool shown above may differ from country to country.

ptional accessories

* T.C.T hammer drill bits 5.5mm - 24mm (7/32" - 15/16")

[HR2230: Maximum 22mm (7/8")]

* Bull point 14mm (9/16")

* Cold chisel 20mm (13/16")

* Scaling chisels 38mm and 50mm (1-1/2" and 2")

* Grooving chisels 8mm and 12mm (5/16" and 1/2")

* Scraper assembly

* Core bits

HR2230, HR2460, HR2460F

HR2470, HR2470F, HR2470T, HR2470FT

Rotary Hammers 22mm (7/8"), 24mm (15/16")

Current (A)

Cycle (Hz)

Except HR2230

7.5

50 / 60

6.7

50 / 60

3.7

50 / 60

3.6

50 / 60

3.4

Model

HR2230

HR2460/ HR2460F

710

= rpm

0 - 1,050

-1

0 - 4,050

-1

2 modes

(Rotation only/ Rotation with

Hammering)

22(7/8)

Europe: 4.0 (13.1)

2.4 (5.4)

Side handle ...................... 1 pc

HR2230

Length (L)

357 (14) 362 (14-1/4) 370 (14-1/2)

Width (W)

Height (H)

Continuous Rating (W)

Input

HR2230 Except HR2230 HR2230 Except HR2230 HR2230 Except HR2230

710

780

350

710

780

350

710

780

350

710

780

350

HR2470/ HR2470F

SDS-plus

13 (1/2)

32 (1-1/4)

Yes

Single-light LED ("F" model only)

Yes

Australia: 2.0 (6.6)

2.5 (5.6)

2.6 (5.9)

Plastic carrying case .........1 pc

* Center bits

* Core bit adaptor

* Rod 10

* Core bits (dry type)

* Taper shank adaptor

* Taper shank T.C.T.hammer drill bits

* Drill chuck ass'y

* Drill chuck S13

* Chuck key S13

Dimensions: mm (")

HR2460

HR2470

HR2460F

HR2470F

84 (3-5/16)

214 (8-3/8)

Output

390

500

390

500

390

500

390

500

390

500

HR2470T/ HR2470FT

780

0 - 1,100

0 - 4,500

SDS-plus [Round shank bit is available by

replacing

quick change chuck for SDS-plus

with

quick change drill chuck

3 modes

(Rotation only/ Rotation with Hammering/

Hammering only)

24 (15/16)

Others: 2.5 (8.2)

* Quick change drill chuck (keyless)

* Quick change chuck for SDS-Plus

* Dust cups 5 and 9

* Safety goggle

* Bit grease

* Blow out bulb

* Dust extractor attachment

* Hammer service kit

PRODUCT

P 1 / 20

HR2470T

HR2470FT

394 (15-1/2)

Max. Output(W)

550

(keyless)]

2.8 (6.3)

Table of Contents

Summary of Contents for Makita HR2230

Page 1 ONCEPT AND MAIN APPLICATIONS The subject models are successors to the current models called "2kg Rotary hammer". HR2230, HR2460 and HR2460F have two operation modes (Rotation only / Rotation with hammering). HR2470, HR2470F, HR2470T and HR2470FT have three operation modes (Rotation only / Rotation with hammering / Hammering only).
Page 2 Assembling Ring spring 28 to Tool holder [2] LUBRICATION Apply the following grease to protect parts and product from unusual abrasion. * Makita grease R No.00 to the portions marked with black triangle * Molybdenum disulfide lubricant to the portions marked with gray triangle Item No.
Page 3 P 3 / 20 epair [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. Item No. Description Portion to lubricate Cap 35 Lip portion where Bit is inserted...
Page 4 P 4 / 20 epair [3] DISASSEMBLY/ASSEMBLY [3] -1. Tool Holder Section DISASSEMBLY for HR2470, HR2470F Fig. 3 HR2470, HR2470F (without Quick Change Chuck System) Chuck cover Ring 21 1R003 Guide washer Cap 35 Ring 21 Conical compression Steel ball 7.0 Ring spring 21-29 Chuck cover...
Page 5 The long leg of Torsion spring 31 Steel ball 6: 2 pcs. Mount Steel balls 6 to Tool holder. Note: Apply Makita Grease R No.00 to Steel balls 6 to avoid falling them off. Fig. 7 75 degrees Tool holder...
Page 6 P 6 / 20 epair [3] DISASSEMBLY/ASSEMBLY [3] -1. Tool Holder Section Fig. 8 ASSEMBLY for HR2470T, HR2470FT Ring spring 21 4) Attach Steel ball 5.0 between the ends of Leaf spring, and mount them to the groove between Change lever and Tool holder. (Fig. 8) Flat washer 24 5) Mount Flat washer 24 on Leaf spring, and secure them with Ring spring 21.
Page 7: Table Of Contents
Chuck Drill chuck to Spacer. holder Spacer Spacer Note: Apply Makita grease R No.00 to Steel balls 6 to avoid falling them off . Fig.16 Insert the long leg of Torsion Turn Drill chuck approx. 75 degrees spring 31 into hole of Change clockwise.
Page 8 P 8 / 20 epair [3] DISASSEMBLY/ASSEMBLY [3] -3. Change Lever DISASSEMBLY Disassemble Change lever as illustrated in Figs. 18 and 19. Fig.18 Fig.19 Change Lever Drill mode Lock Button Pushing Lock button into Change lever, Remove Change lever by levering up it with Slotted head screwdriver, turn Change lever fully to Drill mode inserted between Gear housing complete and Change lever.
Page 9: Fig. 24
P 9 / 20 epair [3] DISASSEMBLY/ASSEMBLY [3] -4. Armature DISASSEMBLY 1) Remove Handle cover, and disconnect Carbon brush from Armature's commutator. (Figs. 22 and 23) Fig.22 Fig. 23 Handle cover Brush holder unit Carbon brush Spiral spring Disconnect Carbon Brush in the following Order.
Page 10: Flat Washer 28
P 10 / 20 epair [3] DISASSEMBLY/ASSEMBLY [3] -4. Armature ASSEMBLY Do the reverse of disassembling steps. Note: Do not forget to assemble Wave washer 15 to Bearing box portion of Motor housing. Refer to Fig. 25. [3] -5. Torque Limiter Section DISASSEMBLY 1) As for HR2470 and HR2470F, disassemble Tool holder section as illustrated in Fig.
Page 11 P 11 / 20 epair [3] DISASSEMBLY/ASSEMBLY [3] -5. Torque Limiter Section DISASSEMBLY 6) Now the Torque limiter section can be disassembled as illustrated in Fig. 30. Fig. 30 Parts secured with Ring spring 29 can be disassembled from Tool holder (guide) complete as illustrated below.
Page 12 P 12 / 20 epair [3] DISASSEMBLY/ASSEMBLY [3] -6. Needle Bearing Complete and Oil Seal 25 ASSEMBLY 1) Assemble Oil seal 25 to Gear housing complete in the order of Figs. 33 and 34. 2) Assemble Needle bearing complete as illustrated in Figs. 35 and 36. Fig.
Page 13: Ring Spring 28
P 13 / 20 epair [3] DISASSEMBLY/ASSEMBLY [[3] -7. Impact Bolt Section DISASSEMBLY 1) Referring to "[3] -5. Torque Limiter Section", disassemble Ring spring 29, Washer 31, Compression spring 32 and Spur gear 51 from Tool holder (guide) complete. Refer to Figs. 26 to 30. 2) Holding Gear housing complete in vise and 1R038, Tap the other Ring spring 28 in Tool holder complete as illustrated in Figs.
Page 14 P 14 / 20 epair [3] DISASSEMBLY/ASSEMBLY [[3] -7. Impact Bolt Section ASSEMBLY 1) Referring to Figs. 41, 42/A and 43, assemble the Impact bolt section to Tool holder complete as illustrated in Fig. 44. Fig. 41 Fig. 42 Fig. 42A HR2470, HR2470F HR2470T, HR2470FT Note: Make sure O ring 9...
Page 15 P 15 / 20 epair [3] DISASSEMBLY/ASSEMBLY [[3] -7. Impact Bolt Section ASSEMBLY 2) Push Ring spring 28 with Piston cylinder until it fits to the inner groove of Tool holder complete. (Fig. 45) Fig. 45 Note: Use an extra Piston cylinder as a jig. Never use Piston cylinder that is to be assembled to the machine.
Page 16 P 16 / 20 epair [3] DISASSEMBLY/ASSEMBLY [3] -8. Swash Bearing Section DISASSEMBLY 6) Move Piston cylinder to the rear dead center position (Fig. 48). 7) Remove Swash bearing section from Inner housing by pulling in the direction of the arrow. Then, remove Change plate from the groove of Clutch cam.
Page 17 P 17 / 20 epair [3] DISASSEMBLY/ASSEMBLY [3] -8. Swash Bearing Section DISASSEMBLY 11) Remove Helical gear 26 using 1R022, 1R023 and 1R281. as illustrated to left in Fig. 53. Swash bearing 10 and Clutch cam can now be removed by hand (right in Fig. 54). 12) Remove Retaining ring S-7 using 1R291 (left in Fig.
Page 18 2) Assemble Piston joint and two Flat washers 12 to Piston cylinder as illustrated in Fig. 56. Note: Do not forget to apply Makita grease R No.00 (Fig. 2 in page 3). 3) Insert Piston cylinder into Inner housing complete. (Fig. 57).
Page 19: Steel Ball 7
P 19 / 20 epair [4] Maintenance Program Fig. 69 When replacing carbon brush, it is recommended to replace Steel ball 7 O ring 9 the parts listed in the table below at the same time for longer service life of the machine. (Fig. 69) O ring 16 ircuit diagram Fig.
Page 20: Fig
P 20 / 20 iring diagram Fig. D-2 Wiring of Brush holder lead wires Brush holder unit (black and white) Route Brush holder lead wire (black) between projections of Terminal M1 and M2, and connect it to Switch terminal M2. Route Brush holder lead wire (white) between Switch and Grip, and connect it to Switch terminal M1.

This manual is also suitable for:

Hr2460 Hr2470 Hr2460f Hr2470f Hr2470t Hr2470ft

Makita HR2230 Technical Information

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Summary of Contents for Makita HR2230

Page 7: Table Of Contents

Page 9: Fig. 24

Page 10: Flat Washer 28

Page 13: Ring Spring 28

Page 19: Steel Ball 7

Page 20: Fig

This manual is also suitable for: