Troubleshooting, Adjustment, & Service

Tractor Troubleshooting Cont.

Tractor drive belt slips.

1.

Clutch/brake is out of adjustment.

 

2.

Pulleys or belt greasy or oily.

 

3.

Belt stretched or worn.

 

4.

Idler pulley pivot bracket

 

 

“frozen” in declutched position.

See Adjustments Section. Clean as required. Replace with new belt.

Remove idler pulley bracket, clean and lubricate.

Brake will not hold.

1.

Brake is incorrectly adjusted.

See Brake Adjustment.

 

2.

Internal brake worn.

See your dealer.

 

 

 

 

Tractor steers hard or

1.

Steering linkage is loose.

Check and tighten any loose connections.

handles poorly.

 

 

See Steering Gear Adjustment.

 

2.

Improper tire inflation.

Check and correct.

 

3.

Front wheel spindle

Grease spindles. See Lubricating the

 

 

bearings dry.

Tractor.

 

 

 

 

TROUBLESHOOTING THE MOWER

PROBLEM

CAUSE

 

 

 

REMEDY

Mower will not raise.

1.

Lift linkage not properly attached

Attach or repair.

 

 

or damaged.

 

 

 

 

 

 

2.

Dirt in hydraulic lines.

 

Change hydraulic system filter.

 

Reproduction

 

3.

Brake pedal dep essed.

Release brake pedal to power transmission.

 

4.

Tractor harness not

 

 

 

 

 

connected to deck ha ness.

Rec

ect har ess.

 

5.

Height of cut switch b

ken.

Replace switch.

Mower cut is uneven.

1.

Mower not leveled

perly.

See M

wer Adjustment.

 

2.

Trac or ires

 

in lated

See Maintenance Section.

 

 

equally or properly.

 

 

 

Mower cut is rough looking.

1.

Engine speed

oo slow.

Set to full throttle.

 

2.

Gr und speed too fast.

Slow down.

 

3.

Blades are dull.

 

Sharpen or replace blades.

 

 

 

 

 

 

See Mower Blade Service.

 

4.

Mower drive belt slipping

Clean or replace belt as necessary.

 

 

because it is

ily w

rn.

 

 

 

5.

Check PTO (Elect ic Clutch)

See Adjustments Section.

 

 

Adjustment.

 

 

 

 

 

 

6.

Blades not

o

e ly fastened

See Servicing the Mower Blades.

 

 

to arbors.

 

 

 

 

 

 

 

 

 

Engine stalls easily with

1.

Engine s eed too slow.

Set to full throttle.

mower engaged.

2.

Ground speed too fast.

Slow down.

 

3.

Carbur tor improperly adjusted.

See Engine Manual.

 

4.

Cutting height set too low.

Cut tall grass at maximum cutting

 

 

 

 

 

 

height during first pass.

 

5.

Discharge chute jamming

Cut grass with discharge pointing toward

 

 

with cut grass.

 

 

previously cut area.

 

6.

Engine not up to operating

Run engine for several minutes to warm-up.

 

 

temperature.

 

 

 

 

 

 

7.

Starting mower in tall grass.

Start the mower in a cleared area.

 

 

 

 

Excessive mower vibration.

1.

Blade mounting screws

Tighten to 45-55 ft-lbs (61-75 Nm).

 

 

are loose.

 

 

 

 

 

 

2.

Mower blades, arbors,

Check and replace as necessary.

 

 

or pulleys are bent.

 

 

 

 

3.

Mower blades are out

 

Remove, sharpen, and balance blades.

 

 

of balance.

 

 

 

See Servicing the Mower Blades.

 

4.

Belt installed incorrectly.

Reinstall Correctly.

 

 

 

 

 

Excessive belt wear or breakage.

1.

Bent or rough pulleys.

 

Repair or replace.

 

2.

Using incorrect belt.

 

Replace with correct belt.

Mower drive belt slips

1.

Idler pulley spring broken or not

or fails to drive.

 

properly attached.

 

2.

Belt stops out of adjustment.

 

3.

Mower drive belt broken.

 

4.

PTO clutch out of adjustment.

Repair or replace as needed.

Check belt stops.

Replace drive belt.

Adjust PTO clutch.

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