Servis-Rhino 4211B - Manual (Page 96)

MAINTENANCE
4211B 02/10 Maintenance Section 5-6
© 2010 Alamo Group Inc.
MAINTENANCE
Cylinder Service
Loader cylinders are designed to be reliable and easy to service. If a cylinder should malfunction during
warranty period, return complete cylinder assembly, without disassembling, to your authorized service
department or contact your authorized service department for instructions. Unauthorized disassembly of a
cylinder in warranty period will VOID WARRANTY.
Lift and Bucket Cylinder Disassembly
Following is an outline procedure for disassembling and reassembling cylinders
1. Hold cylinder tube (13) stationary and pull wire ring (14) out through slot.
2. Pull shaft (1), with all assembled parts, out of cylinder tube (13).
Note: Resistance will be felt until piston seal (8) slides over wire retaining ring groove.
3. Remove elastic locknut (12) from end of shaft and slide cylinder piston (10) and cylinder head (4) off shaft.
4. Remove piston wear ring (11), piston seal (8), and o-ring (7) from outside grooves on piston(10).
5. Remove wiper seal (2), rod seal (3) and wear ring (5) from inside of cylinder head and o-ring (7) with
backup washer (6) from groove on outside of head.
6. Clean all parts including cylinder tube, in a suitable cleaning solvent, then use air pressure to blow any dirt
or excess solvent from all parts.
7. Examine all parts for wear or damage and replace, if necessary.