Troubleshooting
Problem
Possible Cause
Corrective Action
1. The blade-control switch (PTO) is
engaged.
1. Move the blade-control switch (PTO)
to disengaged.
2. The parking brake is not on.
2. Set the parking brake.
3. The drive levers are not in
N
EUTRAL
-L
OCK
position.
3. Ensure that the drive levers are in the
N
EUTRAL
-L
OCK
position.
4. The operator is not seated.
4. Sit on the seat.
5. The battery is dead.
5. Charge the battery.
6. The electrical connections are
corroded or loose.
6. Check the electrical connections for
good contact.
7. The fuse is blown.
7. Replace the fuse.
The starter does not crank.
8. The relay or switch is defective.
8. Contact an Authorized Service Dealer.
1. Fuel tank is empty.
1. Fill the fuel tank.
2. Fuel shutoff valve is closed.
2. Open the fuel shutoff valve.
3. Oil level in the crankcase is low.
3. Add oil to the crankcase.
4. The throttle and choke are not in the
correct position.
4. Be sure the throttle control is midway
between the S
LOW
and F
AST
positions,
and the choke is in the O
N
position for
a cold engine or the O
FF
position for a
warm engine.
5. Dirt in fuel filter.
5. Replace the fuel filter.
6. Dirt, water, or stale fuel is in the fuel
system.
6. Contact an Authorized Service Dealer.
7. Air cleaner is dirty.
7. Clean or replace the air cleaner
element.
8. Seat switch is not functioning properly.
8. Check the seat switch indicator.
Replace seat if needed.
9. Electrical connections are corroded,
loose or faulty.
9. Check the electrical connections
for good contact. Clean connector
terminals thoroughly with electrical
contact cleaner, apply dielectric grease
and reconnect.
10. Relay or switch is defective.
10. Contact an Authorized Service Dealer.
11. Faulty spark plug.
11. Clean, adjust or replace spark plug.
Engine does not start, starts hard, or fails
to keep running
12. Spark plug wire is not connected.
12. Check the spark plug wire connection.
1. The engine load is excessive.
1. Reduce the ground speed.
2. The air cleaner is dirty.
2. Clean the air cleaner element.
3. The oil level in the crankcase is low.
3. Add oil to the crankcase.
4. The cooling fins and air passages
above the engine are plugged.
4. Remove the obstruction from the
cooling fins and air passages.
5. The vent hole in the fuel cap is plugged.
5. Clean or replace the fuel cap.
6. There is dirt in the fuel filter.
6. Replace the fuel filter.
The engine loses power.
7. There is dirt, water, or stale fuel is in
the fuel system.
7. Contact an Authorized Service Dealer.
1. The engine load is excessive.
1. Reduce the ground speed.
2. The oil level in the crankcase is low.
2. Add oil to the crankcase.
The engine overheats.
3. The cooling fins and air passages
above the engine are plugged.
3. Remove the obstruction from the
cooling fins and air passages.
1. The tracking needs adjustment
1. Adjust the tracking.
The mower pulls left or right (with levers
fully forward).
2. The tire pressure in drive tires not
correct.
2. Adjust the tire pressure in the drive
tires.
50
Summary of Contents for TITAN 74891
Page 52: ...Schematics Wire Diagram Rev A 52...
Page 53: ...Notes 53...
Page 54: ...Notes 54...
Page 55: ...Notes 55...
