[3]-1 Impact Assembly, Anvil
(6) Remove Retaining ring WR-15 (
Fig. 7-1
).
Follow the steps 2. and 3. below for removing Retaining ring WR-15 when it can not be removed with Pliers
because of deviation to Bit holder side from the position where it should be.
(7) Disassemble Anvil (
Fig. 8
)
.
1. Remove Retaining ring WR-15
with 1R003 and 1R212.
Fig. 7
DISASSEMBLING
Retaining ring
WR-15
1R351
1R351
Shallow
notch
1R351
1R390
Anvil
3. Press the 1R390 with Arbor press.
So, Cam A returns to the place
where it should be.
Now, Retaining ring WR-15 can be
removed with Pliers.
Anvil wings
2. Put Anvil wings onto Shallow
notches of 1R351 and set 1R390
to Retaining ring WR-15.
1. Set Gear case assembly to 1R351
by inserting Anvil wings in
Deep notches of 1R351.
2. Press down Anvil with
Arbor press.
3. Anvil drops in Deep notches of 1R351.
So, Anvil and Cam A are removed
from Gear case assembly.
Retaining ring
WR-15
Cam A
Deep notch
1R351
1R351
1R351
Cam A
Anvil
Anvil wings
Nylon
washer 15
4. Remove Nylon washer 15 and O ring 12.5 from Anvil.
5. Remove Cam B, 22 pcs. of Steel ball 3
and Cup washer from Gear case assembly
by pushing them toward Bit holder side.
O ring 12.5
Steel ball 3 (22 pcs.)
Cam B
Cup washer
O ring 12.5
Fig. 8
R
epair
P
7
/
18