HYDRAULIC CYLINDER REPAIR (Cont).
Using overhead lifting device with nylon sling,
move hydraulic cylinder assembly to a vertical
position with plunger (1) facing upward.
Securely block hydraulic cylinder in vertical
Perform steps 2 thru 10 to remove
plunger from sleeve.
Remove retaining ring (2) from sleeve (3).
Retaining rings, piston rings, seals, wear rings, guide rings, wipers, and wiper
retainers should be noted by name and installed position immediately after
removal and replacement parts from parts kit tagged (paragraph 4-17) to aid in
Wiper retainer and seal should come out as plunger is lined a few inches. If not,
apply a three-inch strip of tape at a 45 degree angle to a cleaned section of
plunger. Lower and again lift plunger to remove wiper retainer and seal.
Lift plunger (1) to expose wiper retainer (5) and
seal (6). Lower plunger and remove nylon
sling. Remove wiper retainer and seal from
plunger. Remove wiper (4) from wiper retainer.
Discard wiper, wiper retainer, and seal.
Remove tape from plunger, if used.