Degelman M28, Operator'S & Parts Manual

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-17- 142657 - Manure Spreader (17-March-2016)
Service & Maintenance
When cylinder repair is required, clean off unit,
disconnect hoses and plug ports before removing
cylinder.
DISASSEMBLY
1. Loosen lock ring and turn off end cap.
2. Carefully remove piston, rod and cap
combination.
3. Disassemble piston from rod by removing lock
nut.
NOTE : DO NOT clamp rod by chrome surface.
4. Slide off end cap.
5. Remove seals and inspect all parts for damage.
6. Install new seals and replace damaged parts with
new components.
ASSEMBLY
1. Reinstall rod through end cap.
2. Secure piston to rod with lock nut.
Torque to 225 ft-lb (305 N·m).
3. With cylinder body held gently in a vise, insert
piston and rod combination using a slight rocking
motion.
4. Thread lock ring fully onto barrel.
5. Turn end cap fully against lock ring then back off
end cap to align ports.
6. Tighten lock ring against end cap using a punch
and hammer.
HYDRAULIC CYLINDER REPAIR
COMMON DEGELMAN CYLINDER COMPONENTS
Barrel
Rod
Assembly
Lock Nut
Lock Ring
End Cap
Flat Washer
O-ring
Rod Seal
Wear Ring
Piston
Pin
Assembly
Shoulder Bolt
Piston Seals
(5 part)
O-ring
Rod Wiper Seal