Swash Bearing - Makita BHR240 Technical Information

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epair
[3] DISASSEMBLY/ASSEMBLY
[3] -5. Impact Bolt Section (cont.)
DISASSEMBLING
5) Ring spring 28 can be pulled off from Tool holder complete when completely
removed from the groove (Fig. 20).
Note: Ring spring 28 will be damaged or deformed in the steps 4) and 5).
Be sure to replace damaged/deformed Ring spring 28 when
assembling Tool holder section.
6) Remove Impact bolt section from Tool holder complete by striking Tool holder
complete against workbench (Fig. 21).
7) Disassemble Impact bolt section as illustrated in Fig. 22.
Fig. 21
ASSEMBLING
Do the reverse of the disassembling steps.
Note:
When assembling Ring spring 28 to
Tool holder complete;
*Be careful not to position the end of the
spring in either of the side holes on Tool
holder complete.
*Use Piston cylinder as a jig as illustrated
in Fig. 23.
[3] -6. Swash Bearing Section
DISASSEMBLING
1) Remove Inner housing from Gear housing (Fig. 14 in page 6). If Ball bearing 606ZZ remains fixed in Gear housing,
See page 9 for removal. Remove Inner housing from Tool holder section (Fig. 15 in page 6).
2) Remove Stop ring E-4, Flat washer 5 and Compression spring 6 from the pin of Inner housing (Fig. 24).
3) Remove two M4x12 Hex socket head bolts that fasten Bearing retainer to Inner housing (Fig. 25).
Fig. 24
Stop ring E-4
Fat washer 5
Compression spring 6
Pin of Inner housing
Change plate
Impact bolt section
Fig. 23
Piston cylinder as
an assembling jig
Ring spring 28
Tool holder complete
Piston cylinder
Inner housing
Fig. 20
Fig. 22
X ring 9 O ring 16
Sleeve 9 Impact bolt
Note:
Never use the Piston cylinder built-in the
machine as the jig because it is scratched
when inserted in Tool holder complete.
Be sure to have an extra Piston cylinder
as a jig for the application.
Fig. 25
Hex socket head bolts M4x12
P 8 /14
Ring spring 28
Ring 10 O ring 9
Cushion ring 13 O ring case