15
Troubleshooting, Adjustment & Service

Troubleshooting Cont.

Blade will not engage. 1. Blade clutch rod too loose. See Blade Clutch Adjustment Section.
2. Blade belt worn or broken. Turn off engine and inspect belt. Adjust or
replace as required.
3. Over-stretched or broken spring Turn off engine and inspect spring. Replace
on blade clutch rod. as needed.
4. Worn blade clutch. Replace clutch.
Blade will not disengage or 1. Blade clutch rod adjustment See Blade Clutch Adjustment Section
Blade stop time over 5 seconds. too tight or brake worn.
2. Broken or jammed blade clutch. Replace clutch.
Mower drive belt slips. 1. Clutch is out of adjustment. See Adjustments Section.
2. Pulleys or belt greasy or oily. Clean as required.
3. Belt stretched or worn. Replace with new belt.
4. Idler pulley out of adjustment. See Adjustments Section.
Mower cut is uneven. 1. Mower not leveled properly. See Mower Adjustment.
2. Mower tires not inflated equally See Maintenance Section.
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. Replace blade. See Mower Blade Service.
4. Mower drive belt slipping Clean or replace belt as necessary
because it is oily or worn.
5. Check PTO Adjustment. See Adjustments Section.
6. Blade not properly fastened See Servicing the Mower Blades.
to arbor.
7. Blade screw is loose. Turn off engine and tighten blade screw.
Excessive mower vibration. 1. Blade mounting screw is loose. Tighten to 233 ft.lbs. (315 N.m.).
2. Mower blade, arbor, or pulleys Check and replace as necessary.
are bent.
3. Mower blade is out of balance. Remove and balance blade. See Servicing the
Mower Blades.
4. Belt installed incorrectly. Reinstall Correctly.
5. Foreign objects caught on or Turn off engine and remove foreign materials
wrapped around blade. from around blade.
Excessive belt wear or breakage. 1. Bent or rough pulleys. Repair or replace.
2. Using incorrect belt. Replace with correct belt.