Makita UH520D Technical Information page 3

R
epair
[3] DISASSEMBLY/ASSEMBLY
[3] -1. Shear blade complete
DISASSEMBLING
Disassemble Shear blade complete as drawn in Fig. 2.
Fig. 2
1. Remove Under cover by
unscrewing four M4x10
Pan head screws.
Under M4x10 Pan head
cover screw (4 pcs.)
ASSEMBLING
Assemble Shear blade complete to the machine as drawn in Fig. 3.
Fig. 3
1. Pass Spindle through Flat washer 8 and then set them
in Bearing box complete so that the depressed side of
Spur gear 93 faces to Bearing box complete.
Flat washer 8
Spindle on
the depressed
side of Supper
gear 93 (Also
refer to Fig. 12)
Spindle on the projected side
of Super gear 93 to Under cover
(Also refer to Fig. 12)
3. Set two Nylon sleeves to two pins of Shear blade
complete.
4. Set Dust guard to Shear blade complete.
Note: Dust gurad is not directional when assembled
with Shear blade complete.
5. Inserting the Nylon sleeves into the holes of
Spur gear 93, set Shear blade complete in place.
Do not forget to set Flat washer 8 to Spindle.
2. Remove Shear blade complete by
unscrewing four M5x14 Pan head screws.
And remove two Nylon sleeves from
Shear blade complete.
M5x14 Pan
head screw
(4 pcs.)
Flat washer 8
Spur gear section
Bearing box complete
Pins of Shear blade
complete (2 pcs.)
3. If Nylon sleeves are left in
Nylon sleeve
(2 pcs.)
Shear blade viewed
from Front grip side
2. Turn Spur gear 93 until its holes come on
the mating line of Housing set.
Mating line of Housing L
and Housing R
Nylon sleeve
(2 pcs.)
Dust guard
P 3/ 13
the holes of Spur gear section,
remove them after disassembly
of Super gear section.
Nylon sleeve (2 pcs.)
Spur gear section
Flat washer 8
M5x14 Pan
head screw (4 pcs.)