Makita GA7020R Technical Information page 5

R
epair
[3] DISASSEMBLY/ASSEMBLY
[3]-1. Armature, Small spiral bevel gear, Ball bearing 6301DDW (cont.)
ASSEMBLING
(2) Assemble Ball bearing 6301DDW to Gear housing complete as illustrated in Fig. 8.
Fig. 8
Armature with Ball
bearing 6301DDW
Rubber ring 38
Make sure that Rubber
ring 38 is set in place.
(Refer to Fig. 7)
(3) Assemble Armature and small Spiral bevel gear to Gear housing complete as illustrated in Fig. 9.
Fig. 9
Insert Armature shaft through Small spiral bevel gear
and Ball bearing 6301DDW in Gear housing.
Ball bearing
6301DDW
(4) Assemble Gear housing complete to Motor housing, And assemble Bearing box section to Gear housing complete.
Reverse the disassembling step in Fig. 2.
Ball bearing
6301DDW
Assemble Ball bearing 6301DDW to
Armature temporarily.
After setting Ball bearing 6301DDW in
place of Gear housing complete, pull off
Armature.
Small spiral
bevel gear
Armature
Armature
Retaining
ring (INT) R-42
Flat washer 20
Set M8 Hex nut to Holding M8 Hex nut with Wrench 13,
Armature shaft. turn Armature clockwise by hand firmly.
M8
Hex nut
1R005
Putting Flat washer 20 on Ball
bearing 6301DDW, secure them
with Retaining ring (INT) R-42.
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