Makita HR2022 User Manual download pdf (Page 5)

Repair

P 5 / 18

< 7> Disassembling tool holder section

1. Disassemble change lever from gear housing as mentioned in < 4 > Disassembling change lever at page 4.

2. Separate gear housing from motor housing as illustrated in Fig. 3 and Fig. 3A. And disassemble armature

as illustrated in Fig. 3B at page 4.

3. Disassemble inner housing from gear housing as illustrated in Fig. 4.

4. Separate tool holder section from inner housing as illustrated in Fig. 4A. Pay attention, not to lose flat washer 28,

when separating tool holder section.

Plastic hammer

Fig. 4 Fig. 4A

Swash bearing

section

Swash bearing

section

Tool holder

section

Tool holder

section

Flat washer 28

Inner housing

Piston cylinder

Washer 30

5. Ring spring 28 can not be removed without pressing washer 30 down to the spur gear 51 side, because it is

almost covered by washer 30. See Fig. 4B.

6. Disassemble ring spring 28 with retaining ring plier, pressing washer 30 down to the spur gear 51 side as

illustrated in Fig. 4C and Fig. 4D.

7. Disassemble washer 30, compression spring 31 and spur gear 51 from tool holder as illustrated in Fig. 5E.

Fig. 4B

Fig. 4E

Fig. 4C Fig. 4D

Washer 30

Spur gear 51

Compression

spring 31

Washer 30

Round bars

for arbor

Ring spring 28

Retaining ring

plier

Retaining ring

plier

No. 1R306 Ring spring

extractor

< 8 > Assembling tool holder section

1. Apply grease to spur gear 51 and tool holder referring to < 1 > Lubrication at page 2.

2. Assemble spur gear 5, compression spring 31 and washer 30 to tool holder as illustrated in Fig. 4E.

3. Pressing the washer 30 down to the spur gear 51 side, with arbor press, assemble ring spring 28 as illustrated

in Fig. 4D and Fig.4C.

4. Assemble flat washer 28 to the position illustrated in Fig. 4A at page 5.

5. Insert piston cylinder of swash bearing section into tool holder. And assemble tool holder section by pressing

into inner housing as illustrated in fig. 4A.

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Makita HR2022 User Manual Page 5

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