Makita BUC121 User Manual download pdf (Page 2)

P 2 / 8

worktable

Sprocket

cover

Knob 60

Fig. 1 Fig. 2

Flat washer 6

depression of

Sprocket cover

hooks of Knob 60

protrusion of

Sprocket cover

for fitting to Handle R

groove of

Sprocket cover

DescriptionCode No. Use for

1R237 Round bar for arbor 8-100

1R263 Bearing extractor

1R280 Round bar for arbor 6-50

Bearing setting plate 12.21R034

Installing Push nut

Correcting the deformed Push nut

Removing Helical gear 50 with Spindle

Removing Spindle from Helical gear and Ball bearings

Removing Spindle from Helical gear 50

Repair

[1] NECESSARY REPAIRING TOOLS

CAUTION: Repair the machine in accordance with “Instruction manual” or “Safety instructions”.

[2] LUBRICATION

[3] DISASSEMBLY/ ASSEMBLY

[3]-1. Disassembling/ Assembling Sprocket Cover Section

DISASSEMBLING

ASSEMBLING

To protect parts and product from unusual abrasion;

1) apply 7g of Makita grease N No. 2 (Part No. 181573-3: Grease vessel 93g) to Gear room.

Note: Be sure to apply a little amount of the above grease to the inner periphery of Crank.

2) apply a little amount of Lubricant VG100 (Part No. 182229-1: Oil supply 100cc) to O-ring 1.5 and insert the O-ring 1.5

to Oil pump complete.

3) apply sealing lubricant to the both surface of Flat washer 6 under Knob 60.

1) Remove Sprocket cover section by turning Knob 60 counterclockwise.

2) Put Sprocket cover section on worktable and turn Knob 60 counterclockwise (Fig. 1) while holding Sprocket cover

so that the one of Knob 60’s hook can be placed in the depression in Sprocket cover section. (Fig. 2)

Note: The hooked portions are very fragile. Therefore, turn Knob 60 carefully.

3) Remove the hooks of Knob 60 from the groove of Sprocket cover, and Knob 60 can be removed.

1) Apply sealing lubricant to the both side of Flat washer 6. (Fig. 2)

2) Set Knob 60 and Flat washer 6 on Sprocket cover, then fit the hooks of Knob 60 into the groove of Sprocket cover by

turning Knob 60 clockwise carefully.

3) Insert the protrusion of Sprocket cover into Handle R and assemble Sprocket cover section to Handle L by tightening

Knob 60.

1 2 3 4 5 6 7 8

Comments to this Manuals

No comments

Makita BUC121 User Manual Page 2

Comments to this Manuals

Related products and manuals for Power chainsaws Makita BUC121