Troubleshooting The Mower Deck - Snapper SFH13320KW Safety Instructions & Operator's Manual

TROUBLESHOOTING THE MOWER DECK

PROBLEM
Mower drive belt slips
or fails to drive.
Mower cut is uneven.
Mower cut is rough looking.
Engine stalls easily with
mower engaged.
Excessive mower vibration.
Excessive belt wear or breakage.
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Troubleshooting, Adjustment & Service
CAUSE
1. Clutch is out of adjustment.
2. Pulleys or belt greasy or oily.
3. Idler pulley spring broken or not
properly attached.
4. Belt stretched or worn.
5. Mower drive belt broken.
1. Mower not leveled properly.
2. Drive tires not inflated
equally or properly.
1. Engine speed too slow.
2. Ground speed too fast.
3. Blades are dull.
4. Mower drive belt slipping
because it is oily or worn.
5. Blades not properly fastened
to arbors.
1. Engine speed too slow.
2. Ground speed too fast.
3. Cutting height set too low.
4. Discharge chute plugged
with cut grass.
1. Blade mounting screws
are loose.
2. Mower blades, arbors,
or pulleys are bent.
3. Mower blades are out
of balance.
4. Belt installed incorrectly.
1. Bent or rough pulleys.
2. Using incorrect belt.
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REMEDY
1. See PTO CLutch Adjustment Section.
2. Clean as required.
3. Repair or replace as needed.
4. Replace drive belt.
5. Replace drive belt.
1. See Mower Adjustment.
2. See Regular Maintenance Section.
1. Set throttle to full.
2. Decrease Ground Speed.
3. Sharpen or replace blades.
See Mower Blade Service.
4. Clean or replace belt as necessary.
5. See Servicing the Mower Blades.
1. Set to full throttle.
2. Decrease Ground Speed.
3. Cut tall grass at maximum cutting
height during first pass.
4. Cut grass with discharge pointing toward
previously cut area.
1. Tighten to 70 ft.lbs. (94 N.m.).
2. Check and replace as necessary.
3. Remove, sharpen, and balance blades.
See Maintenance Section.
4. Reinstall Correctly.
1. Repair or replace.
2. Replace with correct belt.