Makita HR4511C User Manual download pdf (Page 14)

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[3] DISASSEMBLY/ASSEMBLY

[3] -6. Crank section, Cylinder, Piston (cont.)

Repair

DISASSEMBLY

4) Disassemble Piston in the order of Figs. 41 to 43.

Set Connecting rod to the

dead point on Cylinder

installation side by turning

Crank shaft.

Disconnect Connecting rod

from Crank shaft.

Pull out Connecting rod from Crank shaft.

Remove O ring 27

from Piston for

replacement.

Crank shaft

Ring 38

Piston

Ring 38

O ring 27

Connecting rod

Crank shaft

Connecting rod Connecting rod

Piston

Fig. 41 Fig. 42 Fig. 43

Screwdriver

Wooden piece to protect the edge of Crank housing

complete

Cylinder 34

Cylinder 34 can be removed by levering

up with a pair of screwdriver.

Screwdriver

Fig. 40A

3A) Cylinder 34 can be disassembled without 1R213. Refer to Fig. 40A.

Ring 38 is left in Crank housing

complete after removal of Cylinder 34.

Fig. 40

1R350

1R0401R040

3) Disassemble Cylinder 34 as illustrated in Fig. 40.

1R350

1R213

Turn Handle clockwise. Cylinder 34 gripped with

1R213's claw is pulled out from Crank housing complete.

Set Repairing jigs as follows.

1 2 ... 9 10 11 12 13 14 15 16 17 18 19 ... 22 23

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Makita HR4511C User Manual Page 14

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