[3]-2 Hammer Section
DISASSEMBLING
(1) Disassemble Impact assembly together with Motor section and separate the Motor section from the Impact
assembly in the order of
Figs. 2
,
3
and
4
.
(2) Remove Motor bracket assembly and disassemble Impact assembly (
Fig. 5
).
(3) Disassemble Hammer section from Gear case assembly (
Fig. 5
).
(4) Remove Steel balls and Bearing case from Hammer section (
Fig. 18
).
Fig. 18
1. Remove Bearing case from Ball bearing 6805LLB and 6 pocks. of Steel ball 3
from the drum portion of Outer hammer.
Bearing case
Outer hammer
Outer hammer
Steel ball 3
(6 pocks.)
Bearing case
Steel ball 3
(6 pocks.)
Ball bearing
6805LLB
Ball bearing
6805LLB
2. Mount 1R391 to Hammer
by fitting its Deep notches to
Hammer projections.
1. Insert 1R282 into the
hole of Spindle complete.
4. Turn the handle clockwise until the opening for
Steel ball insertion on Hammer is aligned to
top of groove on Spindle.
Deep notch
fitted to Hammer
Shallow notch
to be held by 1R391
1R391
1R282
Spindle
complete
1R391
1R282
1R045
5. Using a magnetized screwdriver, remove
Steel ball 5.6 (2 pcs.) when the opening for
Steel ball insertion on Hammer is aligned to
top of groove on Spindle.
Spindle
Steel Ball 5.6
(2 pcs.)
Opening for
Steel ball
insertion
Top of
groove
on Spindle
3. Set 1R045 by holding Shallow
notch of 1R391.
(5) Disassemble Steel ball 5.6 on Spindle, Compression spring 22, Steel ball 3 (34th), Flat washer 14,
Spindle complete from Outer hammer (
Fig. 19
).
Fig. 19
1R391
1R282
1R045
R
epair
P 1
3
/
18
