--- 25 ---
Damper (A)
[32]
Stopper Ring
[35]
Hammer Holder
[34]
5-mm diameter hole (2 pcs.)
O-ring (C)
[33]
O-ring (B)
[31]
O-ring (1AP-20)
[29]
Second Hammer
[28]
Damper Holder
[30]
Tap with a hammer.
Punch (C) (J-341)
Fig. 18
(6) Disassembly of the cylinder and the second hammer
Remove the Stopper Ring
[35]
from the inside diameter portion of the Cylinder
[18]
. Then the Second
Hammer
[28]
, O-ring (1AP-20)
[29]
, Damper Holder
[30]
, O-ring (B)
[31]
, Damper (A)
[32]
, O-ring (C)
[33]
and
Hammer Holder
[34]
can be removed from the Cylinder
[18]
. As shown in Fig. 18, insert stopper ring jig (A)
(J-341) into the no-hole side of the Cylinder
[18]
until it contacts the end surface of the Hammer Holder
[34]
.
Hold the Cylinder
[18]
and the end surface of stopper ring jig (A) (J-341) with a vise, and compress Damper
(A)
[32]
(it moves a little when the Stopper Ring
[35]
is pressed with punch (C) (J-341)). Insert punch (C) (J-
341) into the 5-mm diameter hole (2 places) in the Cylinder
[18]
and tap the outside of the Stopper Ring
[35]
until the Stopper Ring
[35]
cannot be seen from the 5-mm diameter hole (2 places) to remove the Stopper
Ring
[35]
from the groove of the inside diameter portion of the Cylinder
[18]
. Then remove the Cylinder
[18]
from the vise and pull out the Stopper Ring
[35]
from the inside diameter portion of the Cylinder
[18]
with ring
puller jig (B) (J-341) being careful not to pop out the Stopper Ring
[35]
. At reassembly, replace the Stopper
Ring
[35]
with new one as the removed Stopper Ring
[35]
is deformed. To prevent idle hammering, also
replace O-ring (C)
[33]
with new one at reassembly.
Stopper ring jig (A) (J-341)
Vise
Vise
Summary of Contents for DH 24PD3
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