Makita DGA405 Technical Information page 5

R
epair
[3] DISASSEMBLY/ASSEMBLY
[3]-2. Spiral bevel gear 37, Ball bearing 696ZZ / 6201DDW
DISASSEMBLING
(1) Remove Ball bearing 696ZZ and Ring spring 11 from Spindle as drawn in Fig. 6.
Fig. 6
1. Remove four M4x14 Pan head screws,
and then separate Bearing box from
Gear housing.
Bearing box
M4x14 Pan head
screw (4 pcs.)
(2) Remove Spindle, Spiral bevel gear 37, Ball bearing 6201DDW etc. as drawn in Fig. 7.
Fig. 7
1. Receive Bearing box on 1R258.
Provide an impact to Spindle carefully with
Arbor press so that Arbor press does not touch
Spiral bevel gear 37 and Spindle sinks slightly.
1R258
Note: Be careful not to put the following
portions onto 1R258.
* Protruded portion of Bearing box
* Labyrinth ring of Spindle
4. Remove Retaining ring R-32 with
1R291 from the groove in Bearing box.
Retaining
ring R-32
Groove of
Bearing box
7. Be careful about each position and the direction of Labyrinth ring
M4x14 Pan head
screw (4 pcs.)
Spindle Labyrinth ring
Note: When Spindle is removed from Spiral bevel gear 37, Ball bearing 6201DDW has a damage during the removal
process. Therefore, replace Ball bearing 6201DDW with a new one.
2. Remove Ball bearing
696ZZ with 1R269.
Gear housing
1R269
Ball
bearing
696ZZ
2. Press down Spindle with
Spindle
1R258
5. Turn Bearing box upside down, and
press down Ball bearing 6201DDW
from Bearing box with 1R027.
Bearing box Ball bearing
6201DDW
O ring 45
3. While opening the gap of Ring spring 11
with 1R004 or 1R291, lever up the opposite
carefully with Slotted screwdriver.
Ring spring 11 is removed from Spindle.
Slotted screwdriver
Ring spring 11
1R280.
1R280
1R027
Small hole of Bearing box
Ball bearing
6201DDW
(in Bearing box)
Retaining ring
R-32
Flat washer 12
1R004 or 1R291
3. Spindle and Spiral bevel gear 37
are removed.
Spiral bevel gear 37
Labyrinth Spindle
ring
6. Flat washer 12 is removed
from Bearing box.
Bearing box
Flat washer 12
Ball bearing
6201DDW
Spiral bevel gear 37
Ring spring 11
Ball bearing 696ZZ
P 5/ 11