Makita HR4030C Technical Information page 8

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[3] DISASSEMBLY/ASSEMBLY
[3] -3. Cylinder Section
ASSEMBLING
1) Assemble O ring 22 to Striker, then insert Striker into Cylinder B
as illustrated in Fig. 20.
2) Assemble Slide plate, Rubber ring 18 and Washer 17 to Cylinder A
by doing the reverse of the disassembling step 4) in page 7.
(Figs. 19 to 15)
Note: Slide plate is not reversible when assembled to Cylinder A.
The beveled side of the two protrusions of Slide plate must
face towards Tool holder side as illustrated in Fig. 21.
3) Assemble Cylinder B to Cylinder A. (Fig. 13 in page 6)
Fig. 21
beveled side
Rubber ring 18
Washer 17
[Tool holder side]
beveled side
4) Assemble Slide sleeve and Ring 34 to the assembly
of Cylinder A and Cylinder B. (Fig. 22)
5) Do the reverse of the disassembling steps.
(Figs. 11 to 4 in pages 4, 5, 6)
protrusion
Slide plate
[Cylinder B side]
protrusion
Fig. 22
Fig. 20
Striker
O Ring 22
O ring 22 must be placed on
Crank housing complete side.
Cross section
beveled side
Rubber ring 18
Washer 17
Cylinder A
beveled side
small notch
Note:
Be sure to fit the two protrusions
of Slide plate in the corresponding
small notches, not large ones,
of Slide sleeve.
protrusion of Slide plate
P 8/13
Cylinder B
protrusion
Slide plate
protrusion
Ring 34
Slide sleeve
large notch
Cylinder B
Cylinder A

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