Engine runs, but

Transmission release levers in PUSH

Move levers to DRIVE positions.

rider will not

positions.

 

drive.

 

 

Drive belt slips.

Clean or replace belt as necessary.

 

 

 

 

 

Belt is broken.

Replace drive belt.

 

 

 

 

Parking brake is not fully released.

Contact an authorized dealer.

 

 

 

Rider drive belt

Pulleys or belt greasy or oily.

Clean as required.

slips.

 

 

Belt stretched or worn.

Replace belt.

 

 

 

 

Parking brake

Parking brake is incorrectly adjusted.

See Service & Adjustments Section.

will not hold.

 

 

 

 

 

Rider steers or

Improper tire inflation.

See Maintenance Section.

handles poorly.

 

 

Steering linkage is loose.

Check and tighten any loose connections.

 

 

 

 

Rider tracks to

Ground speed adj. knobs not adjusted.

See SPEED BALANCING ADJUSTMENT

one side.

 

 

 

 

 

Troubleshooting the Mower

PROBLEM

CAUSE

REMEDY

 

 

 

Mower cutting

Cutting height crank threads dirty or

Thoroughly clean and lubricate cutting height crank

height difficult to

require lube.

with oil.

adjust.

 

 

 

 

 

Mower cut is

Rider tires not inflated equally or properly.

See Maintenance Section.

uneven.

 

 

Mower not leveled properly.

See "Mower Leveling" in Service & Adjustments.

 

 

 

 

Mower cut is rough

Engine speed too slow.

Always set throttle to FULL when mowing.

looking.

 

 

 

 

 

 

Ground speed too fast.

Decrease ground speed.

 

 

 

 

Blades are dull.

Sharpen or replace blades. See Maintenance

 

 

Section.

 

 

 

 

Mower drive belt slipping because it is oily

Clean or replace belt as necessary.

 

or worn.

 

 

 

 

 

Blades not properly fastened to arbors.

See "Check/Replace Mower Blades" in

 

 

Maintenance Section.

 

 

 

Engine stalls easily

Engine speed too slow.

Always set throttle to FULL when mowing.

with mower

 

 

Ground speed too fast.

Decrease Ground Speed.

engaged.

 

 

 

Cutting height set too low.

Cut tall grass at maximum cutting height during first

 

 

pass.

 

 

 

 

Underside of mower deck dirty.

Remove mower deck and clean underside.

 

 

 

 

Discharge chute jamming with cut grass.

Cut grass with discharge pointing toward previously

 

 

cut area.

 

 

 

Excessive mower

Blade mounting nuts are loose.

Tighten to 80-90 ft. lbs. (108-122 N.m.).

vibration.

 

 

Mower blades, arbors, or pulleys are bent.

Check and replace as necessary.

 

 

 

 

 

Mower blades are out of balance.

Replace or balance blades. See Maintenance

 

 

Section.

 

 

 

 

Belt installed incorrectly.

Reinstall correctly.

 

 

 

Mower drive belt

Idler pulley spring broken or not properly

Repair or replace as needed.

slips or fails to

attached.

 

drive.

 

 

Mower drive belt broken.

Replace drive belt.

 

 

 

 

 

PTO clutch out of adjustment.

Adjust PTO clutch. See Maintenance Section.

 

 

 

30

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Snapper Z-Mow / 150Z manual Troubleshooting the Mower