White Outdoor LT-1850 Operator's Manual download pdf (Page 34)

100

Troubleshooting,Adjustment,&Service

Tractor Troubleshooting Cont.

Tractor drive belt slips. 1.

Brake will not hold. 1.

Tractor steers hard or 1.

handles poorly.

Clutch/brake is out of adjustment.

Pulleys or belt greasy or oily.

Belt stretched or worn.

Idler pulley pivot bracket

"frozen" in declutched position.

Brake is incorrectly adjusted.

Internal brake worn.

Steering linkage is loose.

2. Improper tire inflation.

3. Front wheel spindle

bearings dry.

See Adjustments Section.

Clean as required.

Replace with new belt.

Remove idler pulley bracket, clean and lubricate.

See Brake Adjustment.

See your dealer.

Check and tighten any loose connections.

See Steering Gear Adjustment.

Check and correct.

Grease spindles. See Lubricating the

Tractor.

TROUBLESHOOTING THE MOWER

PROBLEM

Mower will not raise.

CAUSE

1. Lift linkage not properly attached

or damaged.

2. Dirt in hydraulic lines. Change hydraulic system filter.

3. Brake pedal depressed. Release brake pedal to power transmission.

Mower cut is uneven. 1. Mower not leveled properly. See Mower Adjustment.

2. Tractor tires not inflated See Maintenance Section.

equally or properly.

Mower cut is rough looking. 1. Engine speed too slow. Set to full throttle.

2. Ground speed too fast. Slow down.

3. Blades are dull. Sharpen or replace blades.

See Mower Blade Service.

Clean or replace belt as necessary.

Engine stalls easily with

mower engaged.

Excessive mower vibration.

Excessive belt wear or breakage.

Mower drive belt slips

or fails to drive.

Mower blades collide (40" Mower).

4. Mower drive belt slipping

because it is oily or worn.

5. Check PTO (Electric Clutch)

Adjustment.

6. Blades not properly fastened

to arbors.

1. Engine speed too slow.

2. Ground speed too fast.

3. Carburetor improperly adjusted.

4. Cutting height set too low.

5. Discharge chute jamming

with cut grass.

6. Engine not up to operating

temperature.

7. Starting mower in tall 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.

1. Idler pulley spring broken or not

properly attached.

2. Belt stops out of adjustment.

3. Mower drive belt broken.

4. PTO clutch out of adjustment.

1. Blade shear pin broken.

REMEDY

Attach or repair.

See Adjustments Section.

See Servicing the Mower Blades.

Set to full throttle.

Slow down.

See Engine Manual.

Cut tall grass at maximum cutting

height during first pass.

Cut grass with discharge pointing toward

previously cut area.

Run engine for several minutes to warm-up.

Start the mower in a cleared area.

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

Check and replace as necessary.

Remove, sharpen, and balance blades.

See Servicing the Mower Blades.

Reinstall Correctly.

Repair or replace.

Replace with correct belt.

Repair or replace as needed.

Check belt stops.

Replace drive belt.

Adjust PTO clutch.

Replace shear pin.

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White Outdoor LT-1850 Operator's Manual Page 34

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