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< 11 > Disassembling swash bearing
          1. Referring to Fig. 3, 3A, 3B at page 4, disassemble the product.
              And separate inner housing together with tool holder section and swash bearing section from gear housing as
              illustrated in Fig. 8 and Fig. 8A.  Ball baring 606ZZ can remain in gear housing in this stage. If so, refer to Fig. 8D.
          2. Separate tool holder section from inner housing as illustrated in Fig. 8A.

 3. Swash bearing section is held in inner housing with bearing retainer which is fastened with 2 pcs. of hex socket
     head bolts M4x12. Take off these hex socket head bolts M4x12 for disassembling swash bearing section.  See Fig. 8B.

 4. Bring piston cylinder to the dead point. And , twist the the swash bearing section, with pulling off them  
     from inner housing. Then swash bearing section and change plate can be disassembled from piston cylinder.  
     See Fig. 8C.

Plastic hammer

Fig. 8

Fig. 8A

Swash bearing 
section

Swash bearing 
section

Tool holder
section

Tool holder
section

Flat washer 28

Inner housing

Piston cylinder

Washer 30

Hex socket head bolts M4x12

Fig. 8B

Fig. 8C

Piston cylinder

5  If ball bearing 606ZZ remains in gear housing in the step of Fig. 8, reassemble swash bearing section temporarily 
    to gear housing, and hold gear housing as illustrated in Fig. 8D.  So, swash bearing section tilts in the direction of arrow.
    Keeping the illustrated position, disassemble swash bearing section by striking the edge of gear housing 
    with plastic hammer. So, ball bearing 606ZZ can be removed together with swash bearing section.

Fig. 8D

Ball bearing 606ZZ

Summary of Contents for HR2440F

Page 1: ...sembly Bit grease Diamond core bits wet and dry Chuck adapter Blow out bulb 32mm 38mm 54mm 65mm Chuck key S 13 Core bits 32mm 45mm 54mm Water protection collar Drill chuck S 13 Core bit Various taper shank TCT bits Holder driver Core bit adapter Taper shank adapter Dust cups 5 and 9 Rod Cotter L W H Model No No load speed min 1 rpm Blows per min min 1 bpm Type of bit shank Drilling capacity mm Ste...

Page 2: ... portion where piston cylinder contacts The portion where inner housing contacts Inner portion where striker contacts The portion where piston joint is assembled Inner portion where tool holder contacts The groove where O ring 68 is assembled Inner portion where cam shaft contacts The surface where helical gear 26 contacts The portion where balls are installed Convex portion of cam Spline portion ...

Page 3: ...r 3 Assembling chuck section 1 Apply grease to steel ball 7 0 and cap 35 referring to 1 Lubrication at page 2 2 Assemble conical compression spring 21 29 and guide washer and hold guide washer with steel ball 7 0 See Fig 1B and Fig 1A 3 Assemble ring 21 and chuck cover to tool holder And then hold them with ring spring 19 See Fig 1A 4 Slide chuck cover in the direction of gear housing and assemble...

Page 4: ...ng to the assembling hole as illustrated in the above Fig 2A And assemble cap by pressing to change lever 6 Disassembling armature 1 Disassemble handle cover by unscrewing tapping screw 4 x 25 And disassemble carbon brushes as illustrated in Fig 3 2 Separate gear housing together with armature from motor housing by unscrewing tapping screws 4 x 45 as illustrated in Fig 3A 3 Slightly hitting the ed...

Page 5: ...g 4B 6 Disassemble ring spring 28 with retaining ring plier pressing washer 30 down to the spur gear 51 side as illustrated in Fig 4C and Fig 4D 7 Disassemble washer 30 compression spring 31 and spur gear 51 from tool holder as illustrated in Fig 5E Fig 4B Fig 4E Fig 4C Fig 4D Washer 30 Spur gear 51 Compression spring 31 Washer 30 Round bars for arbor Ring spring 28 Retaining ring plier Retaining ...

Page 6: ...ts cut portion Ring spring Push the cut portion to the out side of the hole Push out ring spring 28 from the inner groove O ring case O ring case Fig 5 Fig 5A Inner housing side Inner housing side Cap 35 side Cap 35 side 3 Hold tool holder with No 1R038 Armature holder and vise as illustrated in Fig 5B Insert screwdriver between ring spring 28 and O ring case and push out ring spring 28 from the i...

Page 7: ... 5D Fig 5E Ring spring 28 Fig 5F O ring case equipped with O ring 9 O ring 15 Ring 9 Impact bolt equipped with O ring 12 10 Assembling impact bolt 1 Apply grease to the O rings referring to 1 Lubrication at page 2 O ring 9 for O ring case O ring 15 O ring 12 for impact bolt 2 Insert impact bolt ring 9 O ring 15 and O ring case with O ring 9 into tool holder as illustrated in Fig 5F 3 Assemble ring...

Page 8: ...point And twist the the swash bearing section with pulling off them from inner housing Then swash bearing section and change plate can be disassembled from piston cylinder See Fig 8C Plastic hammer Fig 8 Fig 8A Swash bearing section Swash bearing section Tool holder section Tool holder section Flat washer 28 Inner housing Piston cylinder Washer 30 Hex socket head bolts M4x12 Fig 8B Fig 8C Piston c...

Page 9: ...ing with arbor press as illustrated in Fig 9C 1R022 Bearing extractor plate 1R023 Bearing extractor ring Ring 8 Ring 8 1R236 Round bar for arbor 1R236 Round bar for arbor Ball bearing 608ZZ Ball bearing 606ZZ Flat washer 8 Bearing retainer Helical gear 26 Swash bearing 10 Clutch cam Fig 9 Fig 9A Fig 9B Fig 9C Fig 9D Fig 9E 5 After disassembling helical gear 26 swash bearing 10 clutch cam compressi...

Page 10: ...Fig 10B 5 Assemble flat washer 8 and bearing retainer And then assembled ball bearing 608ZZ by pressing with arbor press as illustrated in Fig 10C 6 Assemble ring 8 by pressing with arbor press as illustrated in Fig 10D Align the splines of clutch cam and swash bearing with the same of spur gear 10 when setting them to spur gear 10 Ball bearing 606ZZ Spur gear 10 Fig 10 Fig 10A Fig 10C Fig 10D Hel...

Page 11: ...10 assemble swash bearing 10 to piston cylinder by inserting its pole into the hole of piston joint as illustrated in Fig 11B 5 Fasten bearing retainer which has been assembled to swash bearing section in the step of Fig 10C with adhesive hex socket head bolt M4 x 12 onto inner housing as illustrated in Fig 11C Fig 11 Note Do not fasten with the used hex socket head bolt M4 x 12 Always use the fre...

Page 12: ...essor power supply cord etc can be replaced 17 Maintenance It is recommended to change the following parts when replacing carbon brushes See Fig 15 No 1R165 Ring spring setting tool B Needle bearing complete Gear housing Note in assembling Pay attention to the assembling position of needle bearing complete The fat portion of needle bearing complete has to be faced to the belly side of gear housing...

Page 13: ...White Red Blue See through 1 2 3 4 1 2 C1 C2 M1 M2 Switch Field Noise suppressor Power supply cord Brush holder Brush holder Connected to field ore For some countries noise suppressor of two lead wire type is used or noise suppressor is not used LED job kight Blue or red ...

Page 14: ...slack brush holder s lead wire blue between brush holder and lead holder Fix field brush holder s lead wire blue and field lead wire black with lead holder as per the illustration Fix lead wires which are passed through this area with any of these lead holders Noise suppressor Noise suppressor is not used in some countries Fix the following lead wires with this lead holder Brush holder s lead wire...

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