Makita HM0871C — инструкция по разборке и сборке кривошипа и подшипников [10/17]

Crank shaft can be removed

as illustrated below.

Remove Retaining ring

R-40 with 1R005.

Loosening M8x40 Hex socket head bolt

halfway, insert Crank shaft into the remaining

Ball bearing 6203LLU by tapping the M8x40

Hex socket head bolt.

P 10/ 17

Fig. 21

Fig. 22

Fig. 22A

DISASSEMBLING

[3] DISASSEMBLY/ASSEMBLY

[3]-5 Crank shaft

Setting 1R132 into the inner ring

of Ball bearing 6203LLU, pull off

Ball bearing 6203LLUwith 1R089.

(1) Separate Barrel from Crank housing as per the left illustration in Fig. 15.

(2) Remove Crank cap, Seal ring Air pipe and Flat washer 34 from Crank housing as per the left illustration in Fig. 16.

(3) Remove Piston together with Connecting rod as per the center and right illustrations in Fig. 16.

(4) remove Crank shaft as illustrated in Figs. 19 and 20.

M8x40 Hex

Socket head bolt

(5) Lock Armature, and set 1R139, Flat washer 8 and M8x40 Hex socket head bolt as illustrated in Fig. 20 again,

tighten the M8x40 Hex socket head bolt with Hex wrench. So Ball bearing 6203LLU are removed as illustrated

in Fig. 22. If it is difficult to remove as illustrated in Fig. 22, remove Ball bearing 6203LLU as illustrated in Fig. 22A.

Flat washer 8

Retaining ring R-40

M8x40 Hex

socket head bolt

Flat washer 8

Crank shaft

Ball bearing 6203LLU

1R132

1R089

Ball bearing 6203LLU

Repair