Snapper 2137 manual Troubleshooting, Problem Possible Corrective Cause Action

Page 9

Troubleshooting

Locate the problem you’ve encountered in the chart below. Check the possible causes one at a time in the order list- ed. Correct any problems that are found and operate the snowthrower to see if you have eliminated the problem.

WARNING

To avoid serious injury, perform maintenance on the tractor or dozer blade only when the engine is stopped, parking brake is set, and all moving parts have stopped. Always remove the ignition key before beginning maintenance or adjustments to prevent accidental starting of the engine.

PROBLEM

POSSIBLE

CORRECTIVE

 

CAUSE

ACTION

_________________________________________________________________________________________

Dozer slow to lift

Air in hydraulic hoses.

Cycle valves repeatedly

or change angle.

 

to work air out of lines & hoses.

 

Hoses loose or kinked.

Tighten hose connections and

 

 

un-kink hoses.

 

Dirt in hydraulic system.

Drain and flush hydraulic system.

_________________________________________________________________________________________

Dozer chatters or vibrates

Air leak in pump inlet line.

Check, tighten, or replace line.

when raised or lowered.

 

 

 

Air in hydraulic hoses.

Cycle valves repeatedly to work

 

 

air out of the lines.

 

Low oil level.

Check / add oil.

_________________________________________________________________________________________

Excessive noise.

Inlet line restricted.

Check for air leaks, restrictions, or.

 

 

collapsed hoses. Tighten or replace

 

 

faulty hoses and fittings.

 

Worn or damaged o-rings or

See your dealer.

 

wiper seal in cylinder rod end.

 

 

Worn or damaged o-rings in valve.

See your dealer.

_________________________________________________________________________________________

Oil leaks.

Defective fittings or hoses.

Replace fittings or hoses.

 

Worn or damaged o-rings or

See your dealer.

 

wiper seal in cylinder rod end.

 

 

Worn or damage3d o-rings in valve.

See your dealer.

_________________________________________________________________________________________

Excessive scraper bar wear.

Skid shoes set too low.

See Skid Show Adjustment.

 

Downward pressure not adjusted.

See Downward Pressure Adjustment.

_________________________________________________________________________________________

Dozer does not clear

Skid shoes set too high.

See Skid Shoe Adjustment.

down to surface.

Dozer lift incorrectly adjusted.

See Downward Pressure Adjustment.

 

Scraper bar worn.

See Rotate / Replace Scraper Bar.

7

Image 9
Contents Hydraulic Angling Dozer Blade Attachment OPERATOR’S ManualPage Table of Contents General Warnings Safety RulesAngling Control Lever Attachment LiftTwo-Speed Control Checks Before Starting OperationEngine & Ground Speed Selection TransportingStorage Maintenance Schedule For Normal CareLubricate Dozer Blade Problem Possible Corrective Cause Action TroubleshootingDozer Hydraulic System Without Auxiliary Hydraulic Lift Kit Hydraulic System DiagramSkid Shoe Adjustment AdjustmentsLift Height Adjustment Downward Pressure AdjustmentInitial Assembly & Installation Attach Dozer Lift ArmAssemble Dozer Blade Install Front Hitch Mounting Brackets Install Rear Hitch Mounting BracketsFront Install Attachment Lift Extension Initial Assemble & InstallationInstall Hitch Onto Tractor Install Lift RodInstall Dozer Blade Old Master Valve Foam Screw Hair Pin Clip Actuator Arm Install New Master ValveHoles Install Cross-Over TubesInstall Bypass Hose & T-Connector Assemble Control ArmViewed From Right Side Assemble Control Valve Install Control ValveTo Front Cross- Over Tube To Back Cross Connect Hydraulic Hoses 2 Control Valve Hoses Install Hydraulic Cylinder On Dozer BladeAssemble Bypass Hose Dozer & Hitch Removal Normal Installation Remove Bypass Hose Hardware Identification & Torque Specifications