Belt routing diagram, Troubleshooting – Swisher LS728H User Manual
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Idler Pulley
Pump Pulley
Engine Pulley
BELT ROUTING DIAGRAM
(VIEWED FROM UNDERSIDE OF SPLITTER)
Problem
Cause
Remedy
Engine fails to start.
1. Spark plug wire disconnected.
1. Connect wire to spark plug.
2. Fuel tank not full enough or stale fuel.
2. Fill tank full with clean, fresh gasoline.
3. Throttle control lever not in correct
starting position.
3. Move throttle lever to FAST position.
4. Choke not in CHOKE position.
4. Move choke to CHOKE position.
5. Engine not primed properly.
5. Prime engine.
6. Fuel valve not ON or blocked fuel line.
6. Turn on fuel valve or clean fuel line.
7. Faulty spark plug.
7. Clean, adjust gap, or replace spark plug.
Engine is hard to start or
runs erratic.
1. Spark plug wire loose.
1. Connect and tighten spark plug wire.
2. Unit running on CHOKE.
2. Move choke lever to OFF position.
3. Blocked fuel line or stale fuel.
3. Clean fuel line; fill tank with clean, fresh
gasoline
4. Water or dirt in fuel system.
4. Drain fuel tank. Refill with fresh gasoline.
5. Dirty air cleaner.
5. Clean or replace air cleaner.
6. Carburetor out of adjustment.
6. See authorized service center.
Cylinder rod will not extend
or contract.
1. Cold weather clutch not engaged.
1. Engage cold weather clutch.
2. Broken or improperly installed belt.
2. Replace or reinstall belt.
3. Low hydraulic fluid.
3. Fill hydraulic tank to correct fluid level.
4. Hydraulic lines blocked.
4. Flush and clean hydrualic system.*
5. Damaged or broken pump.
5. See authorized service center.
6. Damaged control valve.
6. See authorized service center.
Cylinder rod is slow or
erratic while extending and
contracting.
1. Low hydraulic fluid.
1. Fill hydraulic tank to correct fluid level.
2. Contaminated hydraulic fluid.
2. Drain fluid, flush system, and refill.
3. Excessive pump inlet vacuum.
3. Make certain pump hoses are clear and
unblocked. Make certain hose in not
collapsing under suction.
4. Damaged pump.
4. See authorized service center.
5. Damaged control valve.
5. See authorized service center.
6. Internal cylinder damage.
6. See authorized service center.
TROUBLESHOOTING