Troubleshooting - Swisher LS622H Owner's Manual

Problem
Engine fails to start.
Engine is hard to start or runs
erratic.
Cylinder rod will not extend or
contract.
Cylinder rod is slow or erratic
while extending and contracting.
Leaking Cylinder
NOTE: For repairs beyond those listed here, contact your nearest authorized service center.
* Flushing the reservoir tank and hoses with kerosene whenever service is performed on the tank, hydraulic
pump or valve is recommended. Contact an authorized service center.

TROUBLESHOOTING

Cause
1. Spark plug wire disconnected.
2. Fuel tank not full enough or stale fuel.
3. Throttle control lever not in correct
starting position.
4. Choke not in CHOKE position.
5.Fuel valve not ON or blocked fuel line
6. Faulty spark plug.
1. Spark plug wire loose.
2. Unit running on CHOKE.
3. Blocked fuel line or stale fuel.
4. Water or dirt in fuel system.
5. Dirty air cleaner.
6. Carburetor out of adjustment.
1. Low hydraulic fluid.
2. Hydraulic lines blocked.
3. Damaged or broken pump.
4. Damaged control valve.
1. Low hydraulic fluid.
2. Contaminated hydraulic fluid.
3. Excessive pump inlet vacuum.
4. Damaged pump.
5. Damaged control valve.
6. Internal cylinder damage.
1. Broken seals.
2. Scored cylinder.
1. Connect wire to spark plug.
2. Fill tank full with clean, fresh gasoline.
3. Move throttle lever to FAST position.
4. Move choke to CHOKE position.
5. Turn on fuel valve or clean fuel line.
6. Clean, adjust gap, or replace spark plug.
1. Connect and tighten spark plug wire.
2. Move choke lever to OFF position.
3. Clean fuel line; fill tank with clean, fresh gasoline
4. Drain fuel tank. Refill with fresh gasoline.
5. Clean or replace air cleaner.
6. See authorized service center.
1. Fill hydraulic tank to correct fluid level.
2. Flush and clean hydrualic system.*
3. See authorized service center.
4. See authorized service center.
1. Fill hydraulic tank to correct fluid level.
2. Drain fluid, flush system, and refill.
3. Make certain pump hoses are clear and
unblocked. Make certain hose is not
collapsing under suction.
4. See authorized service center.
5. See authorized service center.
6. See authorized service center.
1. See authorized service center.
2. See authorized service center.
14
Remedy