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7
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
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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.
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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.
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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.
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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.
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Excessive scraper bar wear. Skid shoes set too low. See Skid Show Adjustment.
Downward pressure not adjusted. See Downward Pressure Adjustment.
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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.