Makita HM0871C — инструкция по разборке и сборке кривошипа и поршня [9/17]

1. Keeping Crank shaft in the condition Crank pin is at the closest position to Barrel side,

hold Armature by inserting a bar into Armature fan.

P 9/ 17

Fig. 19

Fig. 20

DISASSEMBLING

[3] DISASSEMBLY/ASSEMBLY

[3]-5 Crank shaft

4. Tighten the M8x40 Hex socket head bolt using

Hex wrench until Crank shaft is pulled off from

Ball bearing 6203LLU in Crank housing.

(1) Separate Barrel from Crank housing. (Fig. 15)

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

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

Note: Turn Crank shaft so that the crank pin is at the closest position to Barrel side for easy removal of Connecting rod.

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

Bar to hold Armature fan

2. Put 1R139 on Crank housing,

facing 13mm notch to Barrel side.

Crank pin at the closest position

to Barrel side

Barrel

side

Bar to hold

Armature fan

Bar to hold

Armature fan

M8x40 Hex

socket head bolt

Flat washer 8

Crank pin is locked

by 1R139.

3. Putting Flat washer 8 on 1R139, drive M8x40

Hex socket head bolt to the center hole of

Crank housing through Flat washer 8.

Hex wrench

Repair