General Troubleshooting - Jacobsen super lf 1880 Dealer's Manual

6.1

GENERAL TROUBLESHOOTING _____________________________________________________________

6 TROUBLESHOOTING
The troubleshooting chart below lists basic problems that may occur during start-up and operation. For more detailed information regarding the hydraulic
and electrical systems contact your area Jacobsen Dealer.
Symptoms
Engine will not start.
Engine hard to start or runs
poorly.
Engine stops.
Engine overheating.
Battery not holding charge.
Reels cut unevenly.
Mower does not react to
traction pedal.
Implement does not raise or
lower.
Gauges/Indicator not
operating.
Possible Causes
1. Parking brake disengaged, traction pedal
not in neutral or reel switch on.
2. Battery low on charge or defective.
3. Fuel tank empty or dirty. Fuel shut off
valve closed.
4. Fuse blown.
1. Fuel level low, fuel or fuel filter dirty.
2. Air cleaner dirty.
3. Injectors, fuel pump.
4. Engine problem.
1. Fuel tank empty.
2. Interlocks not set before leaving
operator's seat.
1. Coolant level low.
2. Air intake restricted.
3. Water pump belt broken or loose.
4. Engine overload.
1. Loose or corroded battery terminals.
2. Low electrolyte.
3. Alternator belt loose or broken.
4. Charging system defective.
1. Bedknife-to-reel not adjusted correctly.
2. Engine speed too low.
3. Low hydraulic oil.
1. Parking brake engaged.
2. Low hydraulic oil.
1. Low hydraulic oil
1. Fuse blown.
2. Loose wiring.
TROUBLESHOOTING 6
1. Check operator back-up system and start-up procedure.
2. Inspect condition of battery and battery connections.
3. Fill with fresh fuel. Change fuel filter. Bleed fuel lines. Open fuel
shut off valve.
4. Check and replace fuses as required.
1. Fill with fresh fuel. Change fuel filter. Bleed fuel lines.
2. Inspect and replace air filter.
3. Consult engine manual.
4. Consult engine manual.
1. Fill with fresh fuel and bleed fuel lines.
2. Engage parking brake, set reel switch to OFF, and traction pedal
in neutral.
1. Inspect and add coolant.
2. Clean cooling air intake.
3. Tighten or replace belt.
4. Reduce forward speed.
1. Inspect and clean terminals.
2. Refill to correct level.
3. Tighten or replace belt.
4. See engine manual.
1. Inspect bedknife-to-reel adjustment.
2. Check engine speed. Run engine at full throttle.
3. Check reservoir level and fill if needed.
1. Disengage parking brake.
2. Check reservoir level and fill if needed.
1. Check reservoir level and fill as needed.
1. Check and replace fuses as required.
2. Check electrical connections.
Action
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