Makita JR3050T Technical Information page 7

R
epair
[3] -4. Replacing Oil Seal 14 and X Ring 14
DISASSEMBLING
1) Separate gear housing cover from gear housing as described in 1) to 3) of [3] -3.
2) Remove oil seal 14 by hitting from the motor housing side using slotted screwdriver and plastic hammer.
Then remove X ring 14 by pushing with finger. (Fig. 17)
Fig. 17
(Motor housing side)
Slotted screwdriver
Gear housing
cover
(Blade side)
ASSEMBLING
Put X ring 14 in place. And then press-fit oil seal 14 using arbor press and Round bar for arbor 26-100 (No.1R250)
as illustrated in Fig. 18.
Important:
1. Oil seal 14 is not reversible when assembled to gear housing cover. Be sure to set it so that the rubber lip faces
the blade side as illustrated in Fig. 19.
2. Install oil seal 14 so that it is flush with the surface of gear housing cover. (Fig. 19)
3. Do not reuse the removed oil seal because the rubber lip is damaged when removed from gear housing cover.
Fig. 18
Arbor press
Round bar for
arbor 26-100
(No.1R250)
Oil seal 14
X ring 14
X ring 14
Oil seal 14
Fig. 19
rubber lip
X ring 14
(Motor housing side)
(Blade side)
Oil seal 14
Gear housing cover
P 7 / 12
X ring 14