Makita HR2450T Power Hammer User Manual


 
Repair
P 14 / 22
< 14 > Disassembling swash bearing
(1) Referring to at page 6, disassemble the product in the order of Fig.40, Fig.41, Fig.42, Fig.44 and Fig. 45
in page 10 and 11.
And separate inner housing together with tool holder section and swash bearing section from gear housing as
illustrated in Fig. 54. Ball baring 606ZZ can remain in gear housing in this stage. If so, refer to Fig. 59 at page 15.
(2) Separate tool holder section from inner housing as illustrated in Fig. 55.
Inner housing
Plastic
hammer
Tool holder section
Inner housing
Inner housing
Tool holder section
Flat washer 28
Piston cylinder
Swash bearing section
Swash bearing section
Fat washer 5
Compression spring 6
Stop ring E-4
Pin of inner housing
Piston cylinder
(3) Remove stop ring E-4, flat washer 5 and compression spring 6 with which change plate is fixed, from the pin
of inner housing as illustrated in Fig. 56.
(4) 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. 57.
(5) Bring piston cylinder to the dead point. And , twist the the swash bearing section, while pulling off them
from inner housing. Then swash bearing section and change plate can be removed from piston cylinder.
See Fig. 58.
Hex socket
head bolts M4x12
*Ball bearing 606ZZ
Piston cylinder
Change plate
Change plate
Fig. 54
Fig. 55
Fig. 56
Fig. 57
Fig. 58