Safety
Controls
Operation
Maintenance
Troubleshooting
Specifications
40
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Troubleshooting
While normal care and regular maintenance will extend
the life of your equipment, prolonged or constant use may
eventually require that service be performed to allow it to
continue operating properly.
The troubleshooting guide below lists the most common
problems, their causes and remedies.
See the information on the following pages for instructions
on how to perform most of these minor adjustments
and service repairs yourself. If you prefer, all of these
procedures can be performed for you by your local
authorized dealer.
Troubleshooting
Troubleshooting the Rider
PROBLEM
CAUSE
REMEDY
Engine will not turnover or start.
1. Parking brake not engaged.
2. PTO (electric clutch) switch in ON position.
3. Out of fuel
4. Engine flooded.
5. Fuse blown.
6. Battery terminals require cleaning.
7. Battery discharged or dead.
8. Wiring loose or broken.
9. Solenoid or starter motor faulty.
10. Safety interlock switch faulty.
11. Spark plug(s) faulty, fouled or incorrectly
gapped.
12. Water in fuel.
13. Gas is old or stale.
1. Engage parking brake.
2. Place in OFF position.
3. If engine is hot allow to cool, then refill the
fuel tank.
4. Move choke control to CLOSED position.
5. Replace fuse.
6. Clean the battery terminals.
7. Recharge or replace.
8. Visually check wiring & replace broken or
frayed wires. Tighten loose connections.
9. Repair or replace. See authorized dealer.
10. Replace as needed. See authorized service
dealer.
11. Clean and gap or replace. See engine manual.
12. Drain fuel & replace with fresh fuel.
13. Drain fuel & replace with fresh fuel.
Engine starts hard or runs poorly.
1. Fuel mixture too rich.
2. Spark plug(s) faulty, fouled, or
incorrectly gapped.
1. Clean air filter. Check choke adjustment.
2. Clean and gap or replace. See engine manual.
Engine knocks
1. Low oil level.
2. Using wrong grade oil.
1. Check/add oil as required.
2. See engine manual.
Excessive oil consumption
1. Engine running too hot.
2. Using wrong weight oil.
3. Too much oil in crankcase.
1. Clean engine fins, blower screen and air
cleaner.
2. See engine manual.
3. Drain excess oil.
Engine exhaust is black.
1. Dirty air filter.
2. Engine choke control is in CLOSED
position.
1. Replace air filter. See engine manual.
2. Open choke control.
WARNING
Remove the ignition key to performing
maintenance on the unit.
To avoid serious injury, perform maintenance on the
•
tractor or mower only when the engine is stopped and
the parking brake is engaged.
Always remove the ignition key, disconnect the spark
•
plug wire and fasten it away from the plug before
beginning the maintenace, to prevent accidental starting
of the engine.
Summary of Contents for Cobalt 5900763
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