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50 Disassembly and assembly
Assembly
Structural illustration
q
1.
Assembly of piston assembly(2)
1)
Assemble ring (16) and U-packing (15) to
piston (11), and secure them with snap
ring (14).
2)
Tighten valve (13) temporarily, and secure
it with lock plate (12).
2.
Disassembly of recoil spring assembly
1)
Using tool M2, press fit bushing (10) to
cylinder (7).
2)
Using tool M3, assemble dust seal (9) to
cylinder (7).
3)
Secure them with snap ring (8).
4)
Assemble cylinder (7) and yoke (6) to
spring (5), and set them to tool M1.
2
Sliding portion of cylinder:
PC210, 230, 240-8
3.
Grease (G2-LI)
5)
Apply hydraulic pressure slowly to com-
press the spring, and then tighten nut (4)
so that the installed length of the spring is
dimension "a" and secure it with lock
plate (3).
a Installed length of spring a
433 mm
6)
Remove recoil spring assembly (1) from
tool M1.
Assemble piston assembly (2) to recoil spring
assembly (1).
2
Sliding portion of cylinder:
2
Wear ring: Grease (G2-LI)
a Install the piston assembly so the valve
installing position is on the outside.
a Fill the cylinder with 300cc of grease (G2-
LI), purging air, and see the grease comes
out of the grease hole.
UEN00662-00
Grease (G2-LI)
11
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Troubleshooting
