Bush Hog 1945 manual Lift and Bucket Cylinder Reassembly

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MAINTENANCE

Lift and Bucket Cylinder Reassembly

Note: Be careful not to damage seals and o-rings on edges or holes in cylinder tube. Inspect and remove burrs and sharp edges if necessary before reassembly.

1.Place rod seal (3) into groove inside cylinder head.

Note: Lips of seal (3) must be face inward and seal must be firmly seated in groove.

2.Install wiper seal (2) with lip of seal facing out and flush with top of cylinder head (5). Install wear ring (4) inside other end of head (5).

3.Place o-ring (7) with back-up washer (6) in groove on outside of head. Back-up washer must be on rod side.

4.Remove sharp edges on outer edge of the threaded end of shaft (1). Lubricate wiper seal (2) and rod seal

(3) in head and carefully slide head onto shaft.

5.Place o-ring (10), piston seal (11) and piston wear ring (8) in grooves on outside of piston (9). Note: For easier installation, place piston seal (11) in 120°F water to warm seal.

6.Slide piston (9) onto threaded end of shaft and install lock nut (12). Tighten lock nut to 100 lbs.

7.Lubricate piston wear ring (8) and piston seal (11) on piston, o-ring (7) and backup washer (6) on head and inside of cylinder tube (13), then carefully slide piston and head into cylinder tube (13).

8.Insert wire retaining ring (14) into slot in cylinder tube (13). Apply pressure to wire ring to thread it into groove while turning cylinder head.

9.Note: If cylinder has a countersunk hole, hook end of retaining wire into hole and turn cylinder head 1-1/2 turns to secure wire. End of hook may need to be ground to fit in countersunk hole.

1945 01/11

Maintenance Section 5-7

© 2011 Alamo Group Inc.

MAINTENANCE

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Contents 1945 To the Owner/Operator/Dealer Table of Contents Maintenance Section Safety Section General Safety Instructions and Practices Safety1945 01/11 Safety Section Operator Safety Instructions and Practices Equipment Operation Safety Instructions and Practices SG-36 1945 01/11 Safety Section Safety Safety SL-33 Safety Safety Transporting Safety Instructions and Practices Maintenance and Service Safety Instructions and Practices 1945 01/11 Safety Section See Your Bush HOG Dealer Concluding Safety Instructions and Practices Storage and Parking Safety Instructions and PracticesDecal Location QTY Level Description Logo Bush HOG 3.20 x Model Name Decal DescriptionD469 1945 01/11 Safety Section Safety Safety Federal Laws and Regulations Introduction Section Introduction Introduction Introduction Before Operating this Machine 1945 01/11 Introduction Section Page Introduction Assembly and Connecting the Loader Section Dismounting Loader and Mounting Loader to Tractor Assembly1945 01/11 Assembly Section Proper Ballasting and Wheel Spacing Dismounting Loader AssemblyMounting Loader Assembling Quick Attach Device Attaching Pin on BucketInstalling Quick Attach Device When Connecting an Attachment to the Loader Quick Hitch Assembly Operation Section Operation Standard Equipment and Specifications Operator Requirements Operation Personal Protective Equipment PPE Tractor RequirementsTractor Lighting and SMV Emblem Rops and Seat BeltTractor Ballast Boarding the Tractor Getting On and Off the TractorDismounting the Tractor Starting the Tractor Pre-Operation Inspection and Service Loader Pre-Operation Inspection and Service Tractor Pre-Operation Inspection/ServiceMount Assembly OPS-L-0007B Do not Operate an Unsafe Tractor or Implement Do not Operate an Unsafe Tractor or Front END Loader Driving the Tractor and Loader Operating the Tractor and Loader SG-36 Operation Operation SL-33 Operation Filling the Bucket Operating the LoaderOperation Lifting the Load Operation Dumping the Bucket Operating with Float Control Loading from a Bank Operation Peeling and Scraping Loading LOW Trucks or Spreaders from a Pile Backfilling Operation Handling Large Heavy Objects Operating Bale Spear Optional Attachment Transporting the Tractor and Implement Loader StorageShutting Down the Implement Operation Transporting on Public Roadways Operation Hauling the Tractor and Implement Trouble Possible Cause Possible Remedy Troubleshooting GuideProblem Possible Cause Remedy Maintenance Section Maintenance 1945 01/11 Maintenance Section Lubrication Schedule Daily Maintenance Adjusting Bucket Level IndicatorLift and Bucket Cylinder Disassembly Cylinder ServiceLift and Bucket Cylinder Reassembly Storage Maintenance Proper Torque for Fasteners Maintenance Maintenance Page Limited Warranty To the OWNER/OPERATOR/DEALER SOM-01/11 Printed U.S.A