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17

25

R

epair

DISASSEMBLING

ASSEMBLING

Fig. 52

Fig. 53

(6) Remove Stop ring EXT U-6 from Can shaft, then separate Flat washer 7, Spur gear 10 and Clutch cam A from Can shaft.   

(7) Receive Spiral bevel gear 32 on 1R139 put on U-groove of Arbor press table and press out Cam shaft with 1R281 

      (ø7mm round bar) as drawn in 

Fig. 52

.

      The swash bearing section can be removed as drawn in 

Fig. 53

.        

Assemble the Swash bearing section carefully to the directions of each part and the order shown in 

Fig. 53

(1) Pass Cam shaft through Clutch cam A, and then receive Clutch cam A on 1R035.

(2) Pass Cam shaft through Swash bearing 10 and press-fit Spiral bevel gear 32 to Cam shaft until Spiral bevel gear stops. 

(3) Pass Cam shaft through Ring 8 and Bearing retainer B, and then press-fit Ball bearing 608ZZ and Ring 8 to Cam shaft

     with 1R033 carefully. Do not pinch Bearing retainer B by Ball bearing 608ZZ and Spiral bevel gear 32.

Note

: When 1mm height of Cam shaft is projected out over Ring 8, the assembling work is successful. (

Fig. 54

) Check 

           the height at this time.

(4) Set Spur gear 10 and Flat washer 7 in place on Cam shaft, and secure them with Stop ring EXT U-6.

[3] DISASSEMBLY/ASSEMBLY

[3]-7. Swash bearing section (cont.)

Stop ring 

EXT U-6

Flat washer 7

Bearing retainer B

Spur gear 10

Arbor press

1R139

Clutch cam A Swash bearing 10 Spiral bevel gear 32

Cam shaft

Ring 8

(Flat shape)

Ring 8

(stepped)

Ball bearing 608ZZ

Spiral bevel gear 32

Arbor press table

1R281

1mm height

Cam shaft

Arbor press

Top of Ring 8

Fig. 54

Bearing retainer B

Spiral bevel gear 32

1R033

1R035

Clutch cam A

Summary of Contents for LXRH02 1 Series

Page 1: ...bs Weight according to EPTA Procedure 01 2003 kg lbs 2 for North and Central American countries only Side grip assembly 1 Depth gauge Stopper pole 1 Plastic carrying case 1 Quick change drill chuck set for BHR243 LXRH02 1 only 1 0 950 0 4 700 Blows per min bpm min 1 No load speed min 1 rpm Quick change drill chuck No Yes Operation mode 3 modes Rotation only Rotation with Hammering Hammering only 1...

Page 2: ...e Drill chuck extractor 1R139 removing Spiral bevel gear 32 Pipe 30 1R232 assembling Oil seal 25 to Gear housing complete Round bar for arbor 30 100 1R252 removing Oil seal 25 from Gear housing complete V block 1R258 assembling Oil seal 25 to Gear housing complete Bearing extractor 1R269 removing Ball bearing 626DDW Round bar for arbor 7 50 1R281 removing Spiral bevel gear 32 Ring spring 26 settin...

Page 3: ...le 60 73 Spiral bevel gear 32 Flat fillister HD pin 6 Portion that contacts the hinge of Inner housing complete 74 76 Weight holder guide 75 Counter weight 80 Spiral bevel gear 11 complete Makita Grease FA No 2 Gear portion that engages with Armature shaft gear a Inside where Striker moves b Outside that contacts Tool holder guide complete 58 Cam shaft e Cylindrical portion to be inserted into 56 ...

Page 4: ...ntire surface Inside where 48 Piston cylinder reciprocates Push corn 25 Outer surface 6 8 105 109 30 Ring 21 Inner periphery Sleeve 9B 39 Inside where Impact bolt A B reciprocates Washer 10 41 Entire surface O ring 9 44 d Surface where Clutch portion of 30 Tool holder guide complete contacts 114 Steel ball 6 Entire surface 118 Steel ball 5 0 Entire surface 2 LUBRICATION cont Apply the following gr...

Page 5: ...ver and Tool holder complete Chuck cover is removed 4 Remove two Steel balls 7 0 while pressing down Ring 21 Fig 6 Ring 21 Guide washer and Conical compression spring 21 29 are removed Fig 4 Fig 5 Fig 7 Fig 6 ASSEMBLING Assemble by reversing the disassembly procedure Refer to Fig 7 for the directions of the components Cap 35 Ring spring 14 black Ring spring 14 black Ring spring 15 silver Ring spri...

Page 6: ...with 1R004 from Tool holder guide complete side Flat washer 24 Leaf spring and Steel ball 5 are removed Fig 12 5 Remove two Steel balls 6 Torsion spring 31 and Change ring from Tool holder Fig 13 Fig 8 Chuck cover Steel ball 7 0 Stopper Chuck cover Groove of Tool holder Cap 35 Ring spring 19 1R003 1R212 Change ring Torsion spring 31 Steel ball 6 2 pcs Tool holder Change cover Fig 11 Fig 13 Fig 12 ...

Page 7: ...4 Put Steel ball 5 0 in the groove surrounded by Change cover and Tool holder left in Fig 17 5 Set Leaf spring and Flat washer 24 in change cover then secure them with Ring spring 21 right in Fig 17 6 As for Cap 35 side assemble the components by reversing disassembly procedure Refer to the previous page Fig 15 Fig 16 Change ring Change cover Change cover Change ring By turning Tool holder approx ...

Page 8: ... Leaf spring and Steel ball 5 0 can be removed Pull off Change cover Change ring and Torsion spring 31 can be removed Torsion spring 31 Chuck holder Spacer Chuck holder Chuck holder Chuck holder Spacer Remove Spacer and two Steel balls 6 from Chuck holder Clamp the flats of Chuck holder in vise then unscrew M6x22 Flat head screw by turning it clockwise using Impact driver Clamp the flats of Chuck ...

Page 9: ...hem with Ring spring 21 Fig 26 Spacer Spacer Spacer Insert the short arm of Torsion spring 31 into the hole of Chuck holder using small pliers While fitting the flat portions of Chuck holder to Spacer mount Drill chuck to Spacer Fig 23 Fig 24 Chuck holder Steel ball 6 2 pcs Note Apply Makita grease RB No 00 to Steel balls 6 to protect them from falling Fig 26 Fig 25 By turning Drill chuck approx 7...

Page 10: ...Fig 2 1 Assemble the following parts to Change lever Lock button Compression spring 3 Change lever cover O ring 21 Apply Makita lubricating oil VG100 Thin washer 16 Compression spring 5 Push corn 2 Apply Makita grease RB No 00 to Push corn 3 Fit the top of Push corn into the groove of Clutch cam A and insert the hinge of Change lever into the hole of Motor housing while keeping the exact position ...

Page 11: ...8LLU and press the shaft of Rotor in the center of Spiral bevel gear 11 complete with 1R281 Fig 34 Ball bearing 608LLU Flat washer 8 and Spiral bevel gear 11 complete are removed Remove 626DDW from Rotor with 1R269 Battery housing R Gear housing section 4x18 Tapping screw 10 pcs 4x35 Tapping screw 4 pcs DISASSEMBLING ASSEMBLING Fig 31 Fig 32 Fig 33 Fig 34 Repair P 11 25 Housing R Rotor section Arb...

Page 12: ... to Compression spring 6 Refer to A Set Opener in place Refer to B When Battery housing L and R are matched do not fail to assemble the parts shown in C Hold one end of Torsion spring 6 with the inner wall of Housing L Align the chamfered side of Opener with the walls of Housing L Insert the hinge of Connector into the coil of Torsion spring 6 Hook the opposite end of Torsion spring with the step ...

Page 13: ...1 of Tool holder section by turning the handle of 1R045 clockwise Fig 39 9 Remove Spiro lock washer 30 from Tool holder guide complete by gradually sliding it on Tool holder guide complete with Thin slotted screwdriver Fig 40 Tool holder guide section are disassembled as drawn in Fig 41 Fig 36 Swash bearing section Tool holder section Tool holder section 1R369 1R045 Stop ring EXT U 6 Flat washer 7...

Page 14: ... part of Ring spring 28 is removed from the inner groove of Tool holder guide complete insert another slotted screwdriver in between Ring spring 28 and the inner groove of Tool holder guide complete to prevent returning the removed portion back to the inner groove 4 The components are removed by tapping with Phillips screwdriver and Plastic hammer from bit installation side of Tool holder guide co...

Page 15: ...must not be placed at the two holes of Tool holder guide complete 2 Push Ring spring 28 into the inner groove of Tool holder guide complete as drawn in Fig 45 Note Do not reuse the removed Ring spring 28 if it is deformed or damaged Piston cylinder as a jig Tool holder guide complete end gap hole hole cross sectional view Ring spring 28 Tool holder Guide complete end gap Ring spring 28 Correct Wro...

Page 16: ...cylinder into Inner housing to tilt Swash bearing 10 Pull Swash bearing section horizontally with Swash bearing 10 kept tilted and remove the pole of Swash bearing 10 toward the tilted direction Swash bearing section Swash bearing 10 3 DISASSEMBLY ASSEMBLY 3 7 Swash bearing section Piston cylinder section M4x25 Hex socket head bolt 2 pcs Inner support complete Inner housing Flat fillister HD pin 6...

Page 17: ...ar stops 3 Pass Cam shaft through Ring 8 and Bearing retainer B and then press fit Ball bearing 608ZZ and Ring 8 to Cam shaft with 1R033 carefully Do not pinch Bearing retainer B by Ball bearing 608ZZ and Spiral bevel gear 32 Note When 1mm height of Cam shaft is projected out over Ring 8 the assembling work is successful Fig 54 Check the height at this time 4 Set Spur gear 10 and Flat washer 7 in ...

Page 18: ...n Lock plate mating side in order to do the next step smoothly 9 While holding Lock plate by a finger so as not to drop from the guides of Gear housing assemble Gear housing to Inner housing Figs 58 and 59 3 DISASSEMBLY ASSEMBLY 3 7 Swash bearing section Piston cylinder section cont Fig 57 Fig 59 Fig 58 Fig 56 Compression spring 14 Guide plate Inner housing Piston cylinder It is not necessary to p...

Page 19: ...plete on 1R258 as drawn in Fig 61 press fit Oil seal 25 with 1R232 until it stops Fig 62 Oil seal 25 is not yet inserted completely because the outer diameter of 1R232 is larger than that of Oil seal setting hole 3 Press fit Oil seal 25 to the original position with 1R164 until it stops Fig 63 4 Press fit Cup sleeve with Ball bearing 6806LLU into the place using 1R273 Fig 64 Note Too much pressure...

Page 20: ...Sponge sheet C and Motor complete as an assembled part Fig 65 Assemble the components by reversing the disassembly procedure Guide plate Cushion and four Rubber pins 4 are on not only Housing R but also Housing L and therefore be careful not to drop their parts DISASSEMBLING ASSEMBLING Guide plate Motor complete Note Replacing Fan separately is not allowed Baffle plate Baffle plate Sponge sheet C ...

Page 21: ... by releasing the hooks with a thin slotted screwdriver and then separate Rack A Compression spring 3 Stopper base and Slide lever A Fig 68 DISASSEMBLING Housing L Slide lever B Housing L 1 Slotted screwdriver Inside of Housing L Outside of Housing L viewed from the opposite Compression spring 3 Rack B Arrow mark on Slide lever B Hooks to set in the holes on sides of Slide pipe 2 3 Collector base ...

Page 22: ...9 When it is difficult to remove because of the tight contact peel it with a thin slotted screwdriver Fig 69 When reassembling Collector base A B and Inner pipe keep a right angle between them In assembly of housing L to R and shrinkage of Hose 30 while turning the hose 30 counterclockwise snap the hooks of Collector base A B into the holes of Slide pipe as drawn in Fig 70 Reverse the step shown i...

Page 23: ...ler Orange mark White mark Black mark Connector to Dust extraction system DX01 DX02 Connector to BHR242 and BHR243 Black Orange Blue Brown White Red Yellow Color index of lead wire s sheath Controller DC motor Two hole type Line filter if used Red mark One hole type Line filter ø10 30mm if used ...

Page 24: ...Rib B Line extended from Rib D Line extended from Rib D Wiring diagram Fig D 3 Rib C Rib D Turned portion Connector Flag receptacles Controller Set Controller in place with Flag receptacles faced as drawn above Rib A Connector Controller The bottom of Housing L viewed from the upper side Terminal Connect Lead wires to Controller Terminal with Flag receptacles as drawn below Controller Black lead w...

Page 25: ...th Flag receptacles as drawn below Black Lead wire Red Lead wire Pass Lead wires through the holes of Line filter one by one and place them in the space between Ribs Line filter is not used for some countries Pass Lead wires through the hole of Line filter and place them here Line filter is not used for some countries DC motor Put Lead wires between Connector and Controller into this groove Put Le...

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