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[[3] DISASSEMBLY/ASSEMBLY
[3] -8. Swash Bearing Section (cont.)

R

epair

ASSEMBLING

P 1

1

/ 1

4

  

4) Move 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. (Fig. 44)
7) Fitting the tip of Change plate in the groove on Clutch cam, insert Change plate over the pins of Inner housing complete.
(Fig. 45)
Note:  Ball bearing 608ZZ of Swash bearing section is not yet inserted into Inner housing complete in this step.

Fig. 44

Fig. 45

Fig. 42

Fig. 43

Piston cylinder at
rear dead center 
position

Front

Rear

Piston cylinder

Tilt Swash bearing 10 to insert the pole.

hole of Piston joint

tip of Clutch cam

Swash bearing section

Ring 8

Clutch cam

groove

Inner housing complete

pins of Inner housing complete

Ball bearing
608ZZ

Change plate

Piston joint

hole for the pole of
Swash bearing 10

Flat 
washer 12

Flat 
washer 12

Fig. 40

Fig. 41

2) Assemble Piston joint and two Flat washers 12 to Piston cylinder as illustrated in Fig. 40.
    Note: Do not forget to apply Makita grease R No.00. Refer to Fig. 2.
3) Insert Piston cylinder into Inner housing complete. (Fig. 41).

Flat washer 12

Flat washer 12

Piston joint

Piston cylinder

Inner housing

Correct

Wrong

pole of Swash
bearing 10

Ring 8

Ball bearing 608ZZ

M4x12 Hex socket head bolt ( 2 pcs.)
(with threadlocker coated)

Note: If reusing M4x12 hex. 
          socket head bolts, be sure 
          to apply ThreeBond 1321B 
          or 1342, or Loctite 242
          to the threads before
          fastening.

Stop ring E-4

Upper pin of
Inner housing complete

Flat washer 5

Compression spring 5

8) Insert Ball bearing 608ZZ of Swash bearing section into Inner housing complete, and fasten Swash bearing section to
     Inner housing complete with two M4x12 hex socket head bolts. Then, put Compression spring 6 and Flat washer 5 
     through the upper pin of Inner housing complete, and secure them with Stop ring E-4   (Fig. 46

Fig. 46

Ball bearing 608ZZ

Ring 8

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Summary of Contents for BHR241RF

Page 1: ...h gauge Stopper pole 1 pc SDS Plus bits Taper shank T C T bits Taper shank adapter Cotter Drill chuck assembly Chuck adapter Drill chuck S13 Bull points Dust Cup Grease Vessel 30g Blow out bulb Safety goggle Dust extractor attachment Joint 25 Charger DC18RA Charger DC18SC Charger DC24SA Charger DC24SC Battery BL1830 Hammer service kit This new product is available in the following variations The c...

Page 2: ... 7 50 Removing Striker from Tool holder complete Removing Ring 8 from Cam shaft Removing Installing Retaining ring S 7 from to Cam shaft Removing Installing Ring spring 29 from to Tool holder complete 1R291 Retaining ring S and R pliers 1R306 Ring spring removing jig Use for 2 LUBRICATION Apply the following grease to protect parts and product from unusual abrasion Makita grease R No 00 to the por...

Page 3: ...o Fig 1 Teeth portion Space where Armature s drive end and 53 Helical gear 25 engages f Inside where Striker moves g Hole for accepting Piston joint h Surface where 30 Tool holder complete contacts Refer to Fig 1 i Outside groove j Side where 52 Swash bearing 10 engages 50 Cam shaft Surface where 51 Clutch cam and 49 Spur gear 10 contact 3 DISASSEMBLY ASSEMBLY 3 1 Tool Holder Section DISASSEMBLING...

Page 4: ...Make sure that Change lever stops at every operation mode exactly after assembling Lock plate Drill mode Hammer drill mode large pin of Change lever small pin of Change lever Lock plate can be seen through the hole for Change lever insertion before mounting Change lever When inserting Change lever into Gear housing complete contact the small pin to this Lock plate as designated in gray color Chang...

Page 5: ... as illustrated in Figs 4 and 5 3 Separate Gear housing complete from Motor housing Then remove Armature from Gear housing complete Figs 8 to 10 4 Disassemble Torque limiter section as illustrated in Figs 11 and 12 5 Remove the Ring spring 29 to separate Washer 31 Compression spring 32 and Spur gear 51 Figs 13 and 14 3 5 Torque Limiter Section Remove Torque limiter section from Piston cylinder and...

Page 6: ...t Therefore insert Inner housing complete into Gear housing complete as a support ASSEMBLING Fig 20 Fig 19 1 Assemble Oil seal 25 to Gear housing complete in the order of Figs 17 and 18 2 Assemble Needle bearing complete as illustrated in Figs 19 and 20 1R164 1R164 1R164 outer diameter 30mm outer diameter 34mm 1R232 Oil seal 25 With 1R232 and arbor press insert Oil seal 25 until it stops Oil seal ...

Page 7: ...ASSEMBLY ASSEMBLY 3 7 Impact Bolt Section Fig 22 Fig 21 end of Ring spring 28 Ring spring 28 When the end of Ring spring 28 is in the hole of Tool holder complete slide the end to the blind side using a slotted screwdriver Ring spring 28 1R038 Vise Tap Ring spring 28 from the two holes alternately to push downward Tool holder complete ASSEMBLING Fig 25 Fig 26 Fig 27 Fig 28 Tool holder complete 1 R...

Page 8: ...g complete And then remove Armature from Gear housing complete Refer to Figs 8 to 10 4 Remove Stop ring E 4 Flat washer 5 and Compression spring 6 from pin of Inner housing complete Fig 30 5 Remove two M4x12 Hex socket bolts that fasten Bearing retainer to Inner housing complete Fig 31 3 8 Swash Bearing Section Flat washer 5 Stop ring E 4 Compression spring 6 Change plate Pin of Inner housing comp...

Page 9: ...ion as a jig as follows Insert Cam shaft of Swash bearing section into the Ball bearing again Tilt the Ball bearing a little bit by moving Swash bearing section as illustrated to left in Fig 34 Ball bearing 606ZZ can now be removed by lightly tapping the edge of Gear housing complete with plastic hammer as illustrated to right in Fig 34 Fig 34 Swash bearing section used as a jig Ball bearing 606ZZ...

Page 10: ...d between Ball bearing 608ZZ and Helical gear 26 Repair P 10 14 11 Remove Helical gear 26 using 1R022 1R023 and 1R281 as illustrated to left in Fig 37 Swash bearing 10 and Clutch cam can now be removed by hand right in Fig 37 12 Remove Retaining ring S 7 using 1R291 left in Fig 38 Compression spring 7 and Spur gear 10 can now be removed by hand right in Fig 38 Fig 38 Fig 37 Swash bearing 10 Clutch...

Page 11: ...e for the pole of Swash bearing 10 Flat washer 12 Flat washer 12 Fig 40 Fig 41 2 Assemble Piston joint and two Flat washers 12 to Piston cylinder as illustrated in Fig 40 Note Do not forget to apply Makita grease R No 00 Refer to Fig 2 3 Insert Piston cylinder into Inner housing complete Fig 41 Flat washer 12 Flat washer 12 Piston joint Piston cylinder Inner housing Correct Wrong pole of Swash bea...

Page 12: ...L ASSEMBLING Refer to Fig 47 Rubber pin 5 Pass Pin 1 5 through Rubber pin 5 And then assemble them to Battery housing set L as illustrated right Assemble Cushion to Battery housing set L at the rear side of Terminal as illustrated above Pin 1 5 Do not forget to put Wave washer 15 in place for holding Ball bearing 607DDW on the commutator end of Armature Wave washer 15 Terminal Battery housing set ...

Page 13: ...1 Cap 35 40 O ring 16 38 Ring spring 28 29 Steel ball 7 0 35 Cushion ring 13 37 O ring 9 Circuit diagram Red Blue Brush holder L Brush holder R Yellow Color index of lead wires sheath Black Housing R Side Housing R Side Housing L Side Housing R Side Housing L Side Yoke unit Switch Terminal Heat sink Tape for binding Lead wires FET Housing L Side Fig D 1 See more at http safe manuals com ...

Page 14: ...e unit Bend Connecting terminal to Housing set L side as illustrated above 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 area Fix the FET Lead wires with Lead wire holder Fig D 2 Connecting terminal Housing set L See more at http safe manuals com ...

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