Woods Equipment LF138, LF156 manual Troubleshooting, Problem Possible Cause Solution

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TROUBLESHOOTING

The following is a list of service problems, possible causes, and solutions. If problems still exist after preforming the solution, contact your nearest Woods dealer for authorized service.

PROBLEM

POSSIBLE CAUSE

SOLUTION

 

 

 

Jerky operation

Air in hydraulic system

Cycle cylinders several times to

 

 

purge system of air.

 

Cold hydraulic oil

Run engine to warm oil.

 

Low hydraulic oil level

Add oil to level specified.

 

Poor oil circulation

Change oil filter and clean screen in

 

 

tractor hydraulic system.

 

Worn or damaged hydraulic pump

Repair or replace pump.

 

Air leak in pump inlet line

Check, tighten or replace inlet line.

 

 

 

Slow operation

Faulty valve

Repair or replace valve.

 

Air in hydraulic system

Cycle lift cylinders and bucket

 

 

cylinders several times to free

 

 

system of air.

 

Hydraulic oil too heavy

Change to proper oil.

 

Oil filter plugged

Clean and replace filter.

 

Slow engine speed

Increase engine speed rate.

 

Cylinder piston seals leaking

Install seal repair kit.

 

Remote valve incorrectly adjusted

Adjust, repair, or replace control

 

or malfunctioning

valve.

 

Tractor hydraulic pump malfunc-

Repair or replace pump.

 

tioning

 

 

Hydraulic pump too small; hoses

Check hoses and feed lines for

 

or feedlines restricted

kinks and other restrictions.

 

Hydraulic couplers not completely

Connect hydraulic couplers.

 

engaged

 

 

 

 

Oil leaks

Loose hose connections

Tighten fittings. Use thread sealer

 

 

on pipe (tapered) threads.

 

Fittings or hoses defective

Tighten fittings. Use thread sealer

 

 

on pipe (tapered) threads.

 

Fittings or hoses defective

Replace defective parts.

 

Hydraulic cylinder seals worn or

Install seal repair kit.

 

damaged

 

 

Remote valve components worn

Repair and/or replace.

 

or damaged

 

 

 

 

MAN0556 (9/21/2007)

Troubleshooting 23

 

 

Image 23
Contents Loaders To the Owner IntroductionTo the Dealer General Information Table of ContentsModel LF138 Model LF156 SpecificationsAttachments Approved for USE on LF138 & LF156 Loaders Lift Capacity & Breakout VS PressureTraining SafetySafety Rules InstallationLines „ Avoid Injury or Death from PowerOperation „ Avoid Injury or Death from Rollover Accidents MaintenanceStorage Safety Serial Number Plate Safety & Instructional DecalsPN 1025148A Be CarefulTractor Preparation „ Avoid Injury or Death from Power LinesOperation OperationLoader Operation Connect Bucket or Attachment Using Quick Attach CouplerOperating on a Slope Filling BucketLifting Load Carrying LoadLoading from a Bank Dumping BucketLowering Bucket Operating with Float ControlBackblading Peeling and ScrapingLoading Low Trucks or Spreaders from a Pile Forklift Operation BackfillingHandling Objects Picking Up Round Bale on Slope with a Grapple Grapple OperationPicking Up a Round Bale with Grapple Bale Spear Operation Transporting a Round Bale with GrappleRemoving Hay & Silage from a Pile with Grapple Fork Dumping into Truck, Wagon & SpreadersCleaning Owners Responsibility PRE-OPERATION Check ListOwner Service Owner ServiceProblem Possible Cause Solution TroubleshootingTroubleshooting Troubleshooting Delivery Check List Dealer Check ListsDealer Check Lists PRE-DELIVERY Check ListCylinder Repair Dealer ServiceDealer Service Cylinder ServiceBucket Cylinders Grapple Cylinder Bearing Locations Replaceable Bearings Pivot Bearing ReplacementDealer Service Dealer SET-UP Instructions AssemblyAssembly Assembly InstructionsBucket Level Indicator Adjustment Pin-On Bucket Installation LF138 OnlyQuick Attach Coupler Installation Optional on LF138 Bucket Level Indicator InstallationGrease Loader Grapple Installation OptionalBucket Tooth Installation Optional Install Hydraulic HosesRemove Loader from Tractor InstallationInstallation Attach Loader to TractorRemove Grapple Grapple Assembly OptionalConnect Loader Supply Hoses to Loader Verify Control MovementsInstall Grapple Parts LF138 & LF156 Loader AssemblyPart QTY Description LF138 & LF156 Loader Assembly Parts ListPIN-ON Bucket Assembly LF138 only Quick Attach Bucket AssemblyOptional for LF138 Quick Attach CouplerLF156 Hydraulic Hose Routing & Parts ListSpanner Nut Threaded Rod Gland Complete Assembly Style Hydraulic Cylinder Seal Kits & AssemblyGrapple Optional Grapple Parts List Metric Series Bolt Torque ChartSAE Series Torque Chart AppendixAbbreviations Bolt Size ChartIndex IndexWarranty Warranty