Craftsman ZTS 7500 Operator's Manual page 34

Engine
runs, but
rider will not
drive.
Rider drive belt
slips.
Parking brake
will not hold.
Rider steers or
handles poorly.
Rider tracks to
one side.
Transmission release levers in PUSH
9ositions.
Drive belt slips.
Belt is broken.
Parking brake is not fully released.
Pulleys or belt greasy or oily.
Belt stretched or worn.
Parking brake is incorrectly adjusted.
Improper tire inflation.
Steering linkage is loose.
Ground speed adj. knobs not adjusted.
Move levers to DRIVE positions.
Clean or replace belt as necessary.
Replace drive belt. Contact Sears Parts & Repair.
Contact Sears Parts & Repair.
Clean as required.
Replace belt. Contact Sears Parts & Repair.
See Service & Adjustments Section.
See Maintenance Section.
Check and tighten any loose connections.
See SPEED BALANCING ADJUSTMENT
Troubleshooting
PROBLEM
Mower cutting
height difficult to
adjust.
Mower cut is
uneven.
Mower cut is rough
looking.
Engine stalls easily
with mower
engaged.
Excessive mower
vibration.
Mower drive belt
slips or fails to
drive.
the Mower
CAUSE
Cutting height crank threads dirty or
require lube.
Rider tires not inflated equally or properly.
Mower not leveled properly.
Engine speed too slow.
Ground speed too fast.
Blades are dull.
Mower drive belt slipping because it is oily
or worn.
Blades not properly fastened to arbors.
Engine speed too slow.
Ground speed too fast.
Cutting height set too low.
Underside of mower deck dirty.
Discharge chute jamming with cut grass.
Blade mounting bolts are loose.
Mower blades, arbors, or pulleys are bent.
Mower blades are out of balance.
Belt installed incorrectly.
Idler pulley spring broken or not properly
attached.
Mower drive belt broken.
PTO clutch out of adjustment.
REMEDY
Thoroughly clean and lubricate cutting height crank
with oil.
See Maintenance Section.
See "Mower Leveling" in Service & Adjustments.
Always set throttle to FULL when mowing.
Decrease ground speed.
Sharpen or replace blades. See Maintenance
Section.
Clean or replace belt as necessary.
See "Check/Replace Mower Blades" in
Maintenance Section.
Always set throttle to FULL when mowing.
Decrease Ground Speed.
Cut tall grass at maximum cutting height during first
3ass.
Remove mower deck and clean underside.
Cut grass with discharge pointing toward previously
cut area.
Tighten to 45-55 ft. Ibs. (61-75 N.m.).
Check and replace as necessary.
Replace or balance blades. See Maintenance
Section.
Reinstall correctly.
Repair or replace as needed.
Replace drive belt.
Adjust PTO clutch. See Maintenance Section.
34