Troubleshooting - Toro 78500 Operator's Manual

Troubleshooting

Problem
Abnormal vibration.
Reduced bagging performance.
Boot and tubes plug too frequently. g
Debris blowout.
Possible Causes
1. Cutting blade(s) is/are bent or
unbalanced.
2. Blade mounting bolt is loose.
3. Loose bagger pulley or pulley
assembly.
4. Bagger belt is worn or
damaged.
5. Bagger impeller is out of
balance.
6. Blade interferes with mower
baffles.
1. Low engine speed.
2. Plugged fan screen.
3. Loose bagger belt.
4. Broken seal between hopper
and rear door.
5. A plugged boot.
6. Improper seal around the upper
tube going into the hopper.
7. Full hopper.
q y 1. Hopper is too full.
2. Low engine speed.
3. Grass is too wet.
4. Grass is too long.
5. Plugged fan screen.
6. Ground speed is too fast.
7. Worn belt.
1. Hopper is too full.
2. Ground speed is too fast.
3. Center tunnel baffle not
installed.
4. Mower is not leveled.
1.
2.
3.
4.
5. Contact Authorized Service
Dealer.
6. Do not use machine. Replace
bent blades and/or baffles.
1. Always operate the bagger at
full throttle.
2. Remove debris, leaves or grass
clippings from the fan screen.
3. Tighten the bagger belt.
4. Ensure the rear door is latched.
5. Locate and remove plugged
debris.
6. Ensure that there is a good
seal at hopper.
7. Empty hopper.
1. Dump more frequently.
2. Always operate the bagger at
full throttle.
3. Cut grass when dry.
4. Cut no more that 2–3 inches or
1/3 of the grass height, which
ever is less.
5. Remove debris, leaves or grass
clippings from the fan screen.
6. Drive slower at full throttle.
7. Replace belt.
1. Dump more frequently.
2. Drive slower at full throttle.
3. Install the center baffle when
bagging leaves.
4. See the mower operator's
manual for leveling the mower.
27
Corrective Action
Install new cutting blade(s).
Tighten blade mounting bolt.
Tighten the appropriate
pulley.
Replace the bagger belt.