Makita BCS550Z Technical Information - Page 7

Browse online or download pdf Technical Information for Power Tool Makita BCS550Z. Makita BCS550Z 13 pages. Cordless metal cutter 136mm (5-3/8")

Print Page

epair

[3] DISASSEMBLY/ASSEMBLY

[3] -3. Gear Unit (that engages with Armature)

DISASSEMBLING

1) Remove Handle L from Handle R by unscrewing eight 4x18 Tapping screws. Remove the assembly of Gear housing

and Motor section from Handle R by unscrewing three 4x35 Tapping screws. (Fig. 16)

Fig. 16

Tapping screw 4x18 (8 pcs)

Handle L

Handle R

2) Remove Gear unit from Handle R. (Fig. 17)

3) Remove Ball bearing 604ZZ from Gear unit by following the steps below:

1. Move Ball bearing 604ZZ so as to provide a space between Helical gear 35 and

Ball bearing 604ZZ for inserting 1R356. (Fig. 18)

2. Insert 1R356 (2 pcs) into the space provided in the previous step.

Apply 1R278 to the end face of Gear shaft. By pressing 1R278 using arbor press,

Ball bearing 604ZZ can be removed from Gear unit. (Fig. 19)

4) Set Gear unit on 1R037 with the side of Helical gear 15 up. Apply 1R281 to the

end face of Gear shaft. By pressing 1R281 using arbor press, Gear shaft can be

removed form Gear unit. (Fig. 20)

Fig. 18

1R269

Ball bearing 604ZZ

Fig. 19

1R278

1R356

(2 pcs)

Fig. 20

Ball bearing 604ZZ

Helical gear 35

Ball bearing 6900ZZ

Helical gear 15

Tapping screw 4x35 (3 pcs)

Motor section

Gear housing

Fig. 17

Handle R, viewed from

Motor section side

Gear unit

1R281

Helical gear 15

1R037

Ball bearing

6900ZZ

Helical gear 35

Gear shaft

P 7 /13