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Makita HR2300 Technical Information
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Makita HR2300 Technical Information

Rotary hammer 23mm 7/8". combination hammer 23mm 7/8"
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T
ECHNICAL INFORMATION
Model No.
Description
C
ONCEPT AND MAIN APPLICATIONS
HR2300 is a 23mm (7/8") 2-mode rotary hammer while HR2310T is
a 23mm (7/8") 3-mode combination hammer with quick change drill chuck.
Both models are adapted for SDS-PLUS bits, featuring compact and
lightweight design, enhanced comfort and better control with ergonomic handle.
HR2300 series models are available in the variations listed below, including
HR2600 and HR2610 series models developed on the same concept.
Model
Capacity
HR2300
23mm
HR2600
HR2601
26mm
HR2610
HR2611F
HR2310T
23mm
HR2610T
26mm
HR2611FT
For information of HR2600 and HR2610 series models,
see "
TECHNICAL INFORMATION
S
pecification
Voltage (V)
110
120
127
220
230
240
Specification
No load speed: minֿ¹= rpm
Impacts per minute= minֿ¹
Chuck type
TCT bit
Core bit
Capacities:
Diamond core bit
mm (")
Steel
Wood
Operation mode
Variable speed control
Rotation reversing facility
Torque limiter
Double insulation
Power supply cord: m (ft)
Weight according to
EPTA-Procedure 01/2003
*1 Round shank bits can also be used by replacing the factory-mounted chuck with Quick change drill chuck (keyless).
*2 with side grip
HR2300
HR2310T
Rotary Hammer 23mm (7/8")
Combination Hammer 23mm (7/8")
Operation Mode
AVT
No
2 modes
No
(Rotation only/
Rotation with hammering)
Yes
No
3 modes
Yes
(Rotation only/
No
Rotation with hammering/
No
Hammering only)
Yes
" of each series.
Cycle (Hz)
Current (A)
6.9
50/ 60
6.2
50/ 60
6.0
50/ 60
3.4
50/ 60
3.3
50/ 60
3.2
50/ 60
Model
(Rotation only/ Rotation with Hammering)
: kg (lbs)
*2
LED
Chuck type
No
No
Adapted for
No
SDS-PLUS shank bits
No
Yes
No
Adapted for
No
SDS-PLUS shank bits
and Round shank bits*
Yes
Continuous Rating (W)
Input
720
---
720
720
720
720
HR2300
Adapted for
SDS-PLUS shank bits
68 (2-11/16)
2 modes
Yes (by trigger)
Europe, North America: 4.0 (13.1), Australia, Brazil: 2.0 (6.6),
Other countries: 2.5 (8.2)
2.7 (5.9)
L
W
(The image above
Dimensions: mm (")
HR2300
Length (L) 356 (14)
Width (W)
Height (H)
*Round shank bits can also be used by
replacing the factory-mounted chuck with
Quick change drill chuck (keyless).
Output
300
300
300
300
300
300
HR2310T
0 - 1,200
0 - 4,600
Adapted for SDS-PLUS shank bits
and Round shank bits
23 (7/8)
70 (2-3/4)
13 (1/2)
32 (1-1/4)
3 modes
(Rotation only/ Rotation with Hammering/
Hammering only)
Yes
Yes
Yes
2.9 (6.3)
PRODUCT
P 1/ 23
H
is HR2300.)
HR2310T
380 (15)
77 (3)
209 (8-1/4)
Max. Output (W)
500
500
500
500
500
500
*1

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Summary of Contents for Makita HR2300

  • Page 1 Combination Hammer 23mm (7/8") ONCEPT AND MAIN APPLICATIONS HR2300 is a 23mm (7/8") 2-mode rotary hammer while HR2310T is a 23mm (7/8") 3-mode combination hammer with quick change drill chuck. Both models are adapted for SDS-PLUS bits, featuring compact and lightweight design, enhanced comfort and better control with ergonomic handle.

  • Page 2: Standard Equipment

    Depth gauge ..........1 Side grip ..........1 Dust cup set ..........1 (HR2300 for some countries only) Quick change drill chuck (keyless) ... 1 (HR2310T only) Carrying case ..........1 (plastic or aluminum) Note: The standard equipment for the tool shown above may vary by country.
  • Page 3 Large latches Connectable with the hose of Makita vacuum cleaner without joint parts • With Makita vacuum cleaner, this dust cup can efficiently extract dust and debris in a wide range of drilling operations; from overhead to vertical downward applications.
  • Page 4 Test material: Concrete with compressive strength of 40N/mm² [Work speed] [Work speed] [diameter: ø6.5mm (1/4")] [diameter: ø10.5mm (5/16")] slow fast slow fast Makita HR2300 Makita HR2230 BOSCH GBH2-23RE HITACHI DH22PB HILTI TE2 [diameter: ø12.5mm (1/2")] [diameter: ø16.5mm (5/8")] slow fast...
  • Page 5 P 5/ 23 omparison of products...

  • Page 6: Necessary Repairing Tools

    Description Use for 1R003 Retaining ring S pliers ST-2N removing Ring spring 14 and 15 from Tool holder complete for HR2300/ Ring spring 19 from Tool holder for HR2310T 1R004 Retaining ring S pliers ST-2 removing Ring spring 21 from Tool holder for HR2310T 1R026 Bearing setting pipe 16-8.2...
  • Page 7 P 7/ 23 epair [2] LUBRICATION (for HR2300) Apply the following grease/ lubricant to protect parts and product from unusual abrasion. Item No. Description Portion to lubricate Grease/ Lubricant Amount Cap 35 Lip portion where Bit is to be inserted...
  • Page 8 Makita lubricating a little oil VG100 O ring 26 Oil seal 12 Portion that contacts Sleeve 9 Fig. 2 Makita grease RB No. 00 HR2310T Makita lubricating oil VG100 Pin 6 Piston joint Clutch cam A Quick change drill chuck...
  • Page 9 P 9/ 23 epair [3] DISASSEMBLY/ASSEMBLY [3]-1A. Bit holder section for HR2300 DISASSEMBLING Fig. 3 (1) Remove Cap 35. Cap 35 1R003 (2) Separate Ring spring 14 from the groove of Tool holder complete using 1R212 1R003 with 1R212. (Fig. 3) Washer 16 on Ring spring 15 is removed.
  • Page 10 P 10/ 23 epair [3] DISASSEMBLY/ASSEMBLY [3]-1B. Holder section for Drill chuck for HR2310T DISASSEMBLING (1) Remove Tool holder set from Tool holder guide complete. (Fig. 7) (2) Remove Cap 35, then separate Ring spring 19 from the groove of Tool holder using 1R003 with 1R212. (Fig. 8) (3) Remove Chuck cover, then remove Steel ball 7.0 while pressing down Stopper.
  • Page 11 Tool holder • Insert the short arm of Torsion spring 31 into the hole of Tool holder. Note: Apply Makita grease No. RB No. 00 to two Steel balls 6 to prevent them from falling. (Fig. 13) (2) Assemble Change ring to Change cover. (Fig. 14) long arm (3) Assemble Tool holder to Change cover.
  • Page 12 P 12/ 23 epair [3] DISASSEMBLY/ASSEMBLY [3]-2. Drill chuck assembly for HR2310T DISASSEMBLING Drill chuck assembly can be disassembled as drawn in Figs. 17 to 21. Fig. 17 Fig. 18 After Removing Ring spring 21, strike Drill chuck assembly against Pull off Change cover.
  • Page 13 Spacer, mount Drill chuck to Spacer. Chuck holder Spacer Spacer Note: Apply Makita grease RB No.00 to Steel balls 6 to protect them from falling off. Fig. 24 Insert the long arm of Torsion spring 31 By turning Drill chuck...
  • Page 14 (A for HR2310T) / Insert the tip of thin slot screwdriver into the notch of Gear housing, B for HR2300) then lever up one side of Change lever cover. (Fig. 26) Lever up the other side of Change lever cover in the same way, Change lever then remove Change lever cover.
  • Page 15 (1) Remove Bit holder section (HR2300) / Holder section (HR2310T). (2) Remove Change lever section. (3) Separate Gear housing from Motor housing. (4) Remove Tool holder complete (HR2300) / Tool holder guide complete (HR2310T) Tool holder (guide) by tapping the top as drawn in Fig. 33.
  • Page 16 (1) Put 1R388 into Tool holder (guide) complete, then push 1R388 in vise with the access holes on Tool holder (guide) complete parallel to Vise. (Fig. 38) O-ring case A (HR2300) / O-ring case B (HR2310T) is moved toward the top of Tool holder (guide) complete, and therefore, Ring spring 28 can be relieved from O-ring case A/ B.
  • Page 17 P 17/ 23 epair [3] DISASSEMBLY/ASSEMBLY [3]-6. Impact bolt section in Tool holder complete for HR2300/ Tool holder guide complete for HR2310T (cont.) ASSEMBLING (1) Assemble Impact bolt section to Tool holder (guide) complete as drawn in Fig. 40A/ 40B.
  • Page 18 (3) Remove Ball bearing 606ZZ from Gear housing complete using the removed Swash bearing section. (Fig. 44) (4A) Receive Clutch cam B on 1R035 and press out Spur gear 10 of HR2300. The swash bearing section can be removed as drawn in Fig. 45A.
  • Page 19 ASSEMBLING (1) Pressfit Ball bearing 608ZZ into Bearing box. (2A) Put Clutch cam B, Swash bearing 10, Flat washer 8 and Bearing box for HR2300 to Spur gear 10 in order, then secure them using 1R033, 1R026 and arbor press.
  • Page 20 P 20/ 23 epair [3] DISASSEMBLY/ASSEMBLY [3]-9A. How to assemble Gear housing to Inner housing for HR2300 Fig. 48 (1) Check that Clutch cam B is engaged with Swash bearing 10. (Fig. 48) (2) Assemble Gear housing complete to Inner housing complete.
  • Page 21 P 21/ 23 epair [3] DISASSEMBLY/ASSEMBLY [3]-10. Oil seal 25, Cup sleeve, Ball bearing 6806LLU DISASSEMBLING (1) Assemble Inner housing complete to Gear housing complete. (2) Put Inner housing complete on U-groove table portion of arbor press, then press Oil seal 25, Cup sleeve and Ball bearing 6806LLB out of Gear housing complete using 1R252.

  • Page 22: Maintenance Program

    [4] Maintenance program (1) It is recommended to replace the following parts at the same time when replacing Carbon brushes. (Fig. 57) Note: Be sure to put Makita grease RB No. 00 to the specific portions. (Figs. 1 and 2) Fig. 57...

  • Page 23: Circuit Diagram

    P 23/ 23 ircuit diagram Fig. D-1 Brush holder unit Noise suppressor (if used*) Switch* Strain relief * To comply with the electromagnetic compatibility-requirement, Switch equipped with Noise suppressor is used for some countries. Power supply cord iring diagram Fig. D-2 Lead wires (black, white) must be tight between Brush holder unit and Lead wire holders.

This manual is also suitable for:

Hr2310tHr2610tHr2611ftHr2600Hr2601Hr2611f ... Show all