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Makita BHR261 Technical Information

Cordless combination hammer.
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T
ECHNICAL INFORMATION
Models No.
Description
C
ONCEPT AND MAIN APPLICATIONS
This model is cordless combination hammer powered by 36V Li-ion battery BL3626.
Tool holder section transplanted from AC tool is durable,
and allows higher efficiency than competitors' models.
Other features are as follows:
*Vibration absorbing handle and soft grips
*Good tool-balance due to the center of gravity closer to handle
*Battery adapter (option) for clipping a battery BL3626 to waist belt
This new product is available in the following variations.
-T- models are equipped with quick change chuck.
Model No.
BHR261
BHR261T
BHR261RDE
BHR261TRDE
BHR261DP1
BHR261TDP1
BHR261RD
BHR261TRD
All models also include the accessories listed below in "Standard equipment".
S
pecification
No load speed : (min = rpm)
Impacts per min, :(ipm=min )
Max. Output(W)
Voltage: V
Battery
Cell and Capacity
Charging Time: min.
Bit Shank
Capacity
: mm ( " )
Operation mode
R= Rotation only
H+R= Hammering with Rotation
H= Hammering only
Variable switch
Reverse switch
Clutch (Torque Limiter)
Net Weight : kg (lbs)
Weight according to
EPTA-Procedure 01/2003: kg (lbs)
BHR261, BHR261T
Cordless Combination Hammer
Battery
Battery
cover
Type
Quantity
BL3626
2
1
BL3626
2
1
BL3626
2
1
BL3626
2
1
BL3626
2
1
BL3626
2
1
BL3626
1
1
BL3626
1
1
BHR261 BHR261T
-1
0 - 1,200
-1
0 - 4,800
Li-ion 2.6 Ah
22 with DC36RA
SDS-plus
Steel
Wood
32 (1-1/4)
Concrete
3 modes
(R/ H+R/ H)
4.3 (9.5)
4.5 (9.9)
Plastic
Charger
carrying case
DC36RA
Yes
DC36RA
Yes
DC36RA
Yes
DC36RA
Yes
DC36RA
Yes
DC36RA
Yes
DC36RA
Yes
DC36RA
Yes
S
tandard equipment
* Grip assembly ................................... 1
* Depth gauge (Stopper pole) .............. 1
* Cloth .................................................. 1
Note: The standard equipment for the tool shown
500
36
O
ptional accessories
* SDS-Plus bits
* Taper shank T.C.T bits
* Taper shank adapter
13 (1/2)
* Cotter
* Drill chuck assembly
26 (1)
* Chuck adapter
* Drill chuck S13
* Chuck key S13
* Keyless drill chuck
* Grip assembly
* Bull points
Yes
* Cold chisels
Yes
* Grooving chisels
Yes
4.5 (9.9)
4.8 (10.6)
W
Dimensions: mm (")
BHR261
Length (L)
363 (14-1/4)
Width (W)
Height (H)
Battery
Offered to
adapter
No
Canada, Mexico, Panama, USA
No
No
Yes
Yes
All countries other than
No
the four listed above
No
No
above may differ by country.
* Scaling chisels
* Dust cup
* Grease vessel 30g
* Blow out bulb
* Safety goggles
* Plastic carrying case
* Dust extractor attachment
* Joint 25
* Battery BL3626
* Battery charger DC36RA
* Battery adapter BAP36
* Grip base set
* Hammer service kit
PRODUCT
P 1/ 21
L
H
BHR261T
387 (15-1/4)
104 (4-1/8)
235 (9-1/4)

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Table of Contents

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   Summary of Contents for Makita BHR261

  • Page 1 ECHNICAL INFORMATION PRODUCT P 1/ 21 Models No. BHR261, BHR261T Description Cordless Combination Hammer ONCEPT AND MAIN APPLICATIONS This model is cordless combination hammer powered by 36V Li-ion battery BL3626. Tool holder section transplanted from AC tool is durable, and allows higher efficiency than competitors’ models.
  • Page 2 Assembling Ring spring 28 to Tool holder complete/ Tool holder guide complete [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/ 21 epair [2] LUBRICATION (cont.) 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 BHR261 BHR261T Cap 35 Lip portion where Bit is inserted...
  • Page 4 P 4/ 21 epair [3] DISASSEMBLY/ASSEMBLY [3] -1. Bit holder section for BHR261/ Holder section for Drill chuck of BHR261T DISASSEMBLING for BHR261 Fig. 4 Ring 21 1R003 Chuck cover Guide washer Cap 35 Ring 21 Conical compression Steel ball 7.0...
  • Page 5 P 5/ 21 epair [3] DISASSEMBLY/ASSEMBLY [3] -1. Bit holder section for BHR261/ Holder section for Drill chuck of BHR261T (cont.) ASSEMBLING for BHR261T 1) Assemble Change ring to Change cover. (Fig. 6) 2) Assemble Torsion spring 31 to Tool holder. (Fig. 7) 3) Assemble Tool holder to Change cover.
  • Page 6 P 6/ 21 epair [3] DISASSEMBLY/ ASSEMBLY [3] -2. Drill chuck assembly for BHR261T DISASSEMBLING Drill chuck assembly can be disassembled as illustrated in Figs. 10 to 14. Fig. 10 Fig. 11 1R003 Spacer 1R212 Chuck holder Ring spring 21 Torsion spring 31 Steel ball 5.0 Leaf spring...
  • Page 7 Chuck Spacer. holder Spacer Spacer Note: Apply Makita grease R No.00 to Steel balls 6 to avoid falling them off. Fig. 17 Insert the long leg of Torsion spring 31 Turn Drill chuck approx. 75degrees into hole of Change cover through hole clockwise.
  • Page 8 P 8/ 21 epair [3] DISASSEMBLY/ASSEMBLY [3]-3. Change lever DISASSEMBLING Fig. 19 Lock button Drill mode Change lever Slotted screwdriver While pushing Lock button into Change lever, Insert Slotted screwdriver between Change lever and turn Change lever to Drill mode. Gear housing complete, then lever up Change lever.
  • Page 9 P 9/ 21 epair [3] DISASSEMBLY/ASSEMBLY [3]-4. Motor section, Switch DISASSEMBLING Fig. 22 Remove four 4x35 Tapping screws on Gear housing Handle set (R) Housing set (R) complete and nine 4x18 Tapping screws on Housing set (R). Housing set (R) can be removed. Gear housing complete 4x35 Tapping...
  • Page 10 P 10/ 21 epair [3] DISASSEMBLY/ASSEMBLY [3]-4. Motor section, Switch (cont.) DISASSEMBLING Fig. 26 Remove two 4x18 Tapping screws and Brush holder on the front side. 4x18 Tapping screw Remove an assembled part of Motor section and Gear section. (2pcs.) Gear section Motor section Brush holder...
  • Page 11 P 11/ 21 epair [3] DISASSEMBLY/ASSEMBLY [3]-4. Motor section, Switch (cont.) ASSEMBLING Fig. 29 When inserting Armature to Inner housing complete, M4x12 Hex socket head bolt (2pcs.) do not fail to pass Armature through Yoke unit in advance. with adhesive Note: Yoke unit can be independent from the directional of front end and rear end.
  • Page 12 P 12/ 21 epair [3] DISASSEMBLY/ASSEMBLY [3]-5. Tool holder section (BHR261)/ Tool holder guide section (BHR261T) DISASSEMBLING Note: Tool holder (guide) section can be removed without disassembling Housing set. (1) Remove Chuck section as illustrated in Fig. 4. (2) Remove Change lever as illustrated in Fig. 19.
  • Page 13 P 13/ 21 epair [3] DISASSEMBLY/ASSEMBLY [3]-6. Needle bearing complete and Oil seal 25 DISASSEMBLING Fig. 34 Keep Gear housing complete almost upright on Arbor press table, and Press down 1R252 Oil seal 25 using 1R252. Oil seal 25 and Needle bearing complete can be removed from Gear housing complete Gear housing with gentle pressure because of their low press fit.
  • Page 14 P 14/ 21 epair [3] DISASSEMBLY/ASSEMBLY [3]-7. Impact bolt in Tool holder complete (BHR261)/ Tool holder guide complete (BHR261T) DISASSEMBLING (1) When Striker is left in Tool holder (guide) complete, push Striker out of Tool holder (guide) complete by inserting 1R281 from the top end and striking the 1R281 with plastic hammer.
  • Page 15 P 15/ 21 epair [3] DISASSEMBLY/ASSEMBLY [3]-7. Impact bolt in Tool holder complete (BHR261)/ Tool holder guide complete (BHR261T)(cont.) ASSEMBLING 1)Assemble Impact bolt section to Tool holder (guide) complete as illustrated in Fig. 43. Fig. 43 Note: The components are directional. Pay attention to the directions.
  • Page 16 P 16/ 21 epair [3] DISASSEMBLY/ASSEMBLY [3]-8. Swash bearing 10, Gear portions DISASSEMBLING Fig. 45 Note: The subject step can be done without removing Motor section. Inner support complete 1) Remove Gear housing complete as mentioned in the clause of [3]-5. 2) Remove Inner support complete by loosening two M4x25 Hex M4x25 Hex socket head bolts using 1R170.
  • Page 17 [3]-8. Swash bering 10, Gear portions DISASSEMBLING Note: Be sure to apply Makita grease RB No.00 and Molybdenum disulfide lubricant to the specific portions shown in Fig. 1, 2 and 3. 1) Assemble Guide plate and Piston joint to Piston cylinder. (Fig. 52) 2) Insert a emboss of Inner housing complete to Compression spring 14 to keep Compression spring 14 upright.
  • Page 18 Replacing the following parts at the same time is recommended when replacing Carbon brushes is required. See Fig. 56. Note: Be sure to put Makita grease R No. 00 and Molybdenum disulfide lubricant to the specific portions. Refer to Figs. 1, Fig.
  • Page 19 P 19/ 21 ircuit diagram Fig. D-1 Color index of lead wires' sheath Black White Switch Brush holder complete Terminail...
  • Page 20 P 20/ 21 iring diagram Fig. D-2 Lead wire holders Switch Diode Lead wires must not hang loose in Ribs the area designated by gray color. Fix lead wires with Lead wire holders designated by circles. Inner wall of Housing To Brush holder complete Connector...
  • Page 21 P 21/ 21 iring diagram Fig. D-3 Fix Lead wires (red, black) of Brush holder complete with Lead wire holders. Lead wire (yellow) between Terminal and Connector Connector Lead wrie (black) Tube Lead wire holder Yoke Terminal Fix Lead wires (red, black) of Brush holder complete Light circuit Refer to “Circuit diagram”...

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Bhr261t

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