28-6. TELESCOPE CYLINDER REPAIR (CONT).
Place cylinder head and end over
Remove four screws (19) and retaining
plate (20) from cylinder head (21). Remove
and discard seal (22) from plate (20).
Cylinder must not be dented
when held in vise, or leakage and
improper operation may result.
Place cylinder barrel (23) in chain vise with
wooden blocks and pull cylinder head (21)
from cylinder barrel.
Remove cylinder head (21) from cylinder
Remove two-piece rod seal assembly (25),
and buffer seal assembly (26) from inside
cylinder head (21). Discard seal assemblies.
Remove and discard two wear rings (27)
from inside cylinder head (21).
Remove preformed packing (28) and backup
ring (29) from outside cylinder head (21).
Discard preformed packing and backup ring.
Remove cylinder rod (24) from cylinder
Note position of seal assembly
Remove and discard seal assembly (30) from
cylinder rod (24).