Makita 6412 P 5/12, Repair 3 DISASSEMBLY/ASSEMBLY 3 -2. Gear Section cont, 3 -3. Motor Section

P 5/12

Repair

[3]DISASSEMBLY/ASSEMBLY

[3]-2. Gear Section (cont.)

ASSEMBLING

1)Assemble Gear section as illustrated in Fig. 9 to Fig. 12.

2)Assemble Gear section to Housing (L). (Fig. 5 in page 4)

Fig. 9

1)Assemble Ball bearing to Spindle using 1R031 and arbor press.

Spindle

Ball bearing 6902ZZ

1R031

Fig. 10

2) Fix Ball bearing 6902ZZ by assembling Ring spring 13 to Spindle using 1R004.

Note:

If Ring spring 13 is deformed or damaged when removed from Spindle, be sure to replace it with new one.

Ring spring 13

Fig. 11

3)Assemble Helical gear 35 to Spindle using 1R273 and arbor press.

Note:

Helical gear 35 is not reversible when assembled

to Spindle. The flat side of the gear must face

towards Ball bearing 6902ZZ.

Ball bearing

Fig. 12

4)Assemble Ball bearing 606ZZ to Spindle using arbor press.

6902ZZ

flat side

Helical gear 35 grooved side

Ball bearing 606ZZ

1R273

flat side

[3] -3. Motor Section

DISASSEMBLING

1)After separating Housing (R) from Housing (L), disconnect Carbon brushes from Armature commutator by pulling off Brush holders from Housing (L). Disassemble Motor section from Housing (L). (Fig. 13)

2)Pull out Armature from Field. (Fig. 14)

Fig. 13 Fig. 14

	Motor section
	Brush holder
	Carbon brush
	Armature commutator
	Leaf spring
	Carbon brush	Armature
Housing (L)	Brush holder
		Field