Makita HR2450FT, HR2450T specifications Swash bearing section

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Repair

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< 10 > Disassembling tool holder guide section

( 1 ) After removing change lever ( See page 9), separate gear housing from motor housing as illustrated in Fig. 40 and Fig. 41 in page 10.

( 2 ) Remove inner housing as illustrated in Fig. 44.

( 3 ) Separate tool holder guide section from inner housing. See Fig. 45.

( 4 ) Remove ring spring 29, while pressing washer 31 which covers ring spring 29, toward the spur gear 51 side. See Fig. 46 and 47. After removing ring spring 29, reduce pressure on the washer 31 slowly.

( 5 ) Remove washer 31, compression spring 32 and spur gear 51 form tool holder guide. See Fig. 48.

Tool holder guide section

Inner housing

Flat washer 28 Piston cylinder

Tool holder guide section

Inner housing

Swash bearing

section

Fig. 44

Swash bearing section

Fig. 45

No. 1R306 Ring spring extractor

Round bars for arbor

Ring spring 29

Washer 31

Retaining ring

plier

Fig. 46

Ring spring 29

Retaining

Washer 31

ring plier

 

Fig. 47

 

Washer 31

Compression spring 32

Spur gear 51

Tool holder guide

Fig. 48

< 11 > Assembling tool holder guide section

( 1 ) Apply grease to spur gear 51 and tool holder guide referring to "< 2 > Lubrication to the machine parts" in page 3.

( 2 ) Mount spur gear 51, compression spring 32 and washer 31. See Fig. 48.

( 3 ) Pressing the washer 31 toward the spur gear 51 side, with arbor press, mount ring spring 29 as illustrated in Fig. 47 and Fig. 46. And mount flat washer 28 to the position illustrated in Fig. 45.

( 4 ) Insert piston cylinder of swash bearing section into tool holder guide. And insert tool holder section into inner housing as illustrated in Fig. 45.

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Contents Standard equipment SpecificationOptional accessories Makita RepairAmount Repair Repair Fastening torque for Repair Repair Repair Cover Swash bearing section Repair Ring spring 28 Note Hammer Repair Repair Repair Repair Field Circuit diagramSwitch HR2450FTWiring diagram HR2450FT HR2450T Wiring diagram HR2450T