Makita BHR241Z manual

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- informations concerning technical data of Makita BHR241Z
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Table of contents for the manual

  • Page 1

    Max. Output(W) Battery V oltage: V Cell and Capacity Capacity : mm ( " ) Charging Time: min. 330 0 - 1,100 0 - 4,000 18 Li-ion 3.0 Ah Y es Y es Y es Y es 10 (3/8) 13 (1/2) 26 (1-1/16) 20 (13/16) 3.2 (7.0) including Battery BL1830 [3.5 (7.7) measured by EPT A regulation] 22 with DC18RA Models No. Description PR ODUCT T ECHNICAL INFORMA TION C O[...]

  • Page 2

    P 2 / 1 4 [1] NECESSAR Y REP AIRING T OOLS CA UTION: Remov e the battery and the bit from the machine f or safety befor e repair/ maintenance in accordance with the instruction manual! R epair Description Code No. 1R003 Retaining ring S pliers SR-2 Removing / Installing Ring spring 19 Removing Ring spring 29 Removing Helical gear 25 from Cam shaft [...]

  • Page 3

    [2] LUBRICA TION (cont.) R epair P 3 / 1 4 Fig. 2 Item No. Description Portion to lubricate Lubricant Amount Striker Ball bearing 606ZZ Compression spring 7 Disassemble T ool holder section as illustrated in Fig. 3 . Retaining ring S-7 Piston joint Armature Flat washer 12 Swash Bearing Section 40 41 51 52 53 63 (f) (g) (h) (g) (k) Crank room (i) (j[...]

  • Page 4

    R epair P 4 / 1 4 [3] DISASSEMBL Y/ASSEMBL Y [3] -2. Change Lev er DISASSEMBLING ASSEMBLING Change le ver Drill mode Lock button Pushing Lock button into Change le ver , turn Change le ver fully to Drill mode until it stops. Remov e Change lever by le vering up it with Slotted head scre wdriv er, inserted between Gear housing complete and Change le[...]

  • Page 5

    R epair P 5 / 1 4 bearing room of Gear housing complete 4x40 T apping screws (4 pcs.) Gear housing complete Holder cap cov er Motor housing complete Ball bearing 6000DD W of Armature (behind the Fan) [3] DISASSEMBL Y/ASSEMBL Y [3] -4. Armature 1) Remov e Holder cap cover by inserting Slotted scre wdriver between Holder cap co ver and Motor housing [...]

  • Page 6

    R epair P 6 / 1 4 [3] DISASSEMBL Y/ ASSEMBL Y [3] -5. T orque Limiter Section (cont.) ASSEMBLING Do the rev erse of disassembling steps. Note: Do not forget to assemble Flat w asher 28 between T orque limiter section and Inner housing complete. Refer to Fig. 12 . [3] DISASSEMBL Y/ASSEMBL Y [3] -6. Needle Bearing Complete and Oil Seal 25 DISASSEMBLI[...]

  • Page 7

    R epair P 7 / 1 4 DISASSEMBLI NG 1) Referring to " [3] -5. T orque Limiter Section ", disassemble Ring spring 29, W asher 31, Compression spring 32 and Spur gear 51 from T ool holder complete. Refer to Figs. 11 to 14 . 2) Holding Gear housing complete in vise and 1R038, T ap Ring spring 28 in T ool holder complete as illustrated in Figs. [...]

  • Page 8

    [3] DISASSEMBL Y/ASSEMBL Y [3] -7. Impact Bolt Section (cont.) DISASSEMBLING ASSEMBLING Fig. 29 Note: Use an extra Piston c ylinder as a jig. Never use Piston c ylinder that is to be assembled to the machine. 2) Push Ring spring 28 with Piston cylinder until it f its to the inner groove of T ool holder complete. ( Fig. 29 ) 1) Disassemble T ool hol[...]

  • Page 9

    [3] DISASSEMBL Y/ASSEMBL Y [3] -8. Swash Bearing Section (cont.) DISASSEMBLING Fig. 32 Fig. 33 6) Mov e Piston cylinder to the rear dead center position ( Fig. 32 ). 7) Remov e Swash bearing section from Inner housing by pulling in the direction of the arrow . Then, remov e Change plate from the groov e of Clutch cam. ( Fig. 33 ). Piston cylinder S[...]

  • Page 10

    [3] DISASSEMBL Y/ASSEMBL Y [3] -8. Swash Bearing Section (cont.) DISASSEMBLING ASSEMBLING 1R032 1R033 Fig. 39 Swash bearing 10 Helical gear 26 Retaining ring S-7 Compression spring 7 Spur gear 10 Cam shaft Cam shaft Clutch cam 1) Assemble Swash bearing section using 1R032, 1R033, 1R291 and arbor press as illustrated in Fig. 39 . Note: Be sure to pu[...]

  • Page 11

    [[3] DISASSEMBL Y/ASSEMBL Y [3] -8. Swash Bearing Section (cont.) R epair ASSEMBLING P 1 1 / 1 4 4) Mov e Piston cylinder to the rear dead center position. ( Fig. 42 ) 5) Insert the pole of Swash bearing 10 into the hole of Piston joint as illustrated in Fig. 43 . 6) Insert Ring 8 (the end of Swash bearing section) into Inner housing complete. ( Fi[...]

  • Page 12

    R epair ov al hole of F/R change le ver protrusion of Switch P 1 2 / 1 4 [3] DISASSEMBL Y/ASSEMBL Y [3]-9. F/R change lev er , W ave washer , Cushion and Rubber pin 5 in Housing set Fit the protrusion of Switch into Ov al hole of F/R change lev er and assemble them to Housing L. ASSEMBLING Refer to Fig. 47 . Rubber pin 5 Pass Pin 1.5 through Rubber[...]

  • Page 13

    P 1 3 / 1 4 M aintenance program It is recommended to replace the f ollowing parts sho wn below and apply lubricant to the specific parts designated in Figs.2 and 3 when replacing Carbon brushes. 1 Cap 35 40 O ring 16 38 Ring spring 28 29 Steel ball 7.0 35 Cushion ring 13 37 O ring 9 C ircuit diagram Red Blue Brush holder (L) Brush holder (R) Y ell[...]

  • Page 14

    P 1 4 / 1 4 W iring diagram Brush holder Rib A Route all of the FET lead wires on the right side of Rib A. T erminal Heat sink FET Y oke unit Bend Connecting terminal to Housing set (L) side as illustrated abov e. Switch Fix the Brush holder’ s Lead wires (red and black) with Lead wire holder . Switch Put the extra portion of Lead wires in this a[...]