Toro 74919TE Operator's Manual page 68
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Also See for 74919TE:
- Operator's manual (68 pages) ,
- Operator's manual (72 pages) ,
- Operator's manual (80 pages)
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Problem
The machine does not drive.
There is abnormal vibration.
The machine produces an uneven cutting
height.
The blades do not rotate.
The clutch does not engage.
Possible Cause
1. The bypass valves are not closed tight.
2. The pump belt is worn, loose or broken.
3. The pump belt is off a pulley.
4. The idler spring is broken or missing.
5. The hydraulic oil level is low or too hot.
1. The cutting blade(s) is/are bent or
unbalanced.
2. The blade mounting bolt is loose.
3. The engine mounting bolts are loose.
4. The engine pulley, idler pulley, or blade
pulley is loose.
5. The engine pulley is damaged.
6. The blade spindle is bent.
7. The motor mount is loose or worn.
1. The blade(s) is/are not sharp.
2. The cutting blade(s) is/are bent.
3. The mower deck is not level.
4. The underside of mower is dirty.
5. The tire pressure is not correct.
6. The blade spindle is bent.
1. The mower deck belt is worn, loose,
or broken.
2. The mower deck belt is off the pulley.
3. The pump drive belt is worn, loose, or
broken.
4. The idler spring is broken or missing.
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.
68
Corrective Action
1. Tighten the bypass valves.
2. Change the belt.
3. Change the belt.
4. Replace the spring.
5. Add hydraulic oil to reservoirs or let it
cool down.
1. Install new cutting blade(s).
2. Tighten the blade mounting bolt.
3. Tighten the engine mounting bolts.
4. Tighten the appropriate pulley.
5. Contact an Authorized Service Dealer.
6. Contact an Authorized Service Dealer.
7. Contact an Authorized Service Dealer.
1. Sharpen the blade(s).
2. Install new cutting blade(s).
3. Level the mower deck from side-to-side
and front-to-rear.
4. Clean the underside of the mower.
5. Adjust the tire pressure.
6. Contact an Authorized Service Dealer.
1. Install a new deck belt.
2. Install the mower deck pulley and
check the idler pulley, idler arm, and
spring for correct position and function.
3. Check the belt tension or install a new
belt.
4. Replace the spring.
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.
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