Makita BHR243 (LXRH02*1) specifications Oil seal 25, Cup sleeve, Ball bearing 6806LLU, Pressure

P 19/ 25

Repair

[3] DISASSEMBLY/ASSEMBLY

[3]-8. Oil seal 25, Cup sleeve, Ball bearing 6806LLU

DISASSEMBLING

(1)Assemble Inner housing complete to Gear housing complete.

(2)Put Inner housing complete on U-groove table portion of arbor press, then press Oil seal 25, Cup sleeve and Ball bearing 6806LLU out of Gear housing complete using 1R252.

ASSEMBLING

(1)Press-fit Ball bearing 6806LLU into Cup sleeve. (Fig. 60)

(2)While receiving the stepped collar of Gear housing complete on 1R258 as drawn in Fig. 61, press-fit Oil seal 25 with 1R232 until it stops. (Fig. 62)

Oil seal 25 is not yet inserted completely because the outer diameter of 1R232 is larger than that of Oil seal setting hole.

(3)Press-fit Oil seal 25 to the original position with 1R164 until it stops. (Fig. 63)

(4)Press-fit Cup sleeve with Ball bearing 6806LLU into the place using 1R273. (Fig. 64) Note: Too much pressure will deform Oil seal 25 and Cup sleeve. Press-fit them with gentle

pressure.

Fig. 60

Ball bearing

6806LLU Cup sleeve

Fig. 61

Gear housing complete

the stepped collar (gray color portion) to be put on 1R258

1R258

Fig. 63

30mm

1R164

34mm

Oil seal 25

Fig. 62

1R232

36mm

Oil seal 25

Fig. 64

1R273 100mm

37mm

Cup sleeve with Ball bearing 6806LLU 37mm at the bottom

Note: Be careful to the direction.

1R258