Toro 414158000 Operator's Manual page 62

Problem
The cutting height is uneven.
The blades do not rotate.
The clutch does not engage.
The malfunction indicator light (MIL)
comes on.
Possible Cause
1. Blade(s) are not sharp.
2. Cutting blade(s) is/are bent.
3. The mower deck is not level.
4. The mower deck pitch is wrong.
5. The underside of mower deck is dirty.
6. The tire pressure is not correct.
7. A blade spindle is bent.
1. A pump-drive belt is worn, loose or
broken.
2. A pump-drive belt is off pulley.
3. A mower-deck belt is worn, loose or
broken.
4. A mower-deck belt is off the pulley.
5. An idler spring is broken or missing.
6. The electric clutch is out of adjustment.
7. The clutch connector or wire is
damaged.
8. The electric clutch is damaged.
9. The safety-interlock system prevents
blade rotation.
10. The PTO switch is malfunctioning.
1. The fuse is blown.
2. There is low voltage supply at the
clutch.
3. The coil is damaged.
4. There is inadequate current supply.
5. The rotor/armature air gap is too large.
1. The engine is too hot.
2. There is old fuel in the fuel tank.
3. The fuel-shutoff valve is not open
completely.
4. The air cleaner is dirty.
5. The battery is not charged.
6. Incorrect fuel filters are being used or
the fuel filters are dirty.
7. The connections to the sensors
electronic control unit (ECU) and fuel
injectors are not secured properly.
8. There is low voltage from the battery.
9. A fuse is blown.
62
Corrective Action
1. Sharpen the blade(s).
2. Install new cutting blade(s).
3. Level the mower deck side-to-side
position.
4. Adjust the front-to-rear pitch.
5. Clean the underside of the mower
deck.
6. Adjust the tire pressure.
7. Contact an Authorized Service Dealer.
1. Check the belt tension.
2. Install the drive belt and check the
adjusting shafts and belt guides for the
correct position.
3. Install the new deck belt.
4. Install the deck pulley and check the
idler pulley, idler arm and spring for the
correct position and function.
5. Replace the spring.
6. Adjust the clutch air gap.
7. Contact an Authorized Service Dealer.
8. Contact an Authorized Service Dealer.
9. Contact an Authorized Service Dealer.
10. Contact an Authorized Service Dealer.
1. Replace the fuse. Check the coil
resistance, battery charge, charging
system, and wiring connections, and
replace components if necessary.
2. Check the coil resistance, battery
charge, charging system, and wiring
connections and replace parts if
necessary.
3. Replace the clutch.
4. Repair or replace the clutch lead
wire or electrical system. Clean the
connector contacts.
5. Remove the shim or replace the clutch.
1. Turn the engine off and let it cool.
2. Use new fuel.
3. Open the fuel-shutoff valve.
4. Make sure that the air cleaner and
precleaner are clean. Replace them if
necessary.
5. Charge or replace the battery.
6. Contact an Authorized Service Dealer.
7. Contact an Authorized Service Dealer.
8. Ensure that the battery is fully charged.
9. Check and replace any blown fuses.