Troubleshooting; General Troubleshooting - Jacobsen Super LF 1880 Parts & Maintenance Manual

5

TROUBLESHOOTING

5.1

GENERAL 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
Action
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.
5
25