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Troubleshooting, Adjustment & Service
Rider Troubleshooting Continued.
PROBLEM CAUSE REMEDY
Engine runs, but mower will not
drive.
Hydraulic release valves in “open”
position.
Position hydraulic release valves in
“drive” position.
Belt is broken. See Drive Belt Replacement.
Drive belt slips. See problem and cause below.
Brake is not fully released. See service dealer.
Transmission drive belt slips.
Pulleys or belt greasy or oily. Clean as required.
Clutch is out of adjustment. See service dealer.
Belt stretched or worn. Replace belt.
Brake will not hold.
Brake is incorrectly adjusted. See Brake Adjustment.
Brake mechanism is worn. Have transaxle repaired.
Mower steers hard or handles poorly.
Steering linkage is loose. Check and tighten any loose
connections.
Improper tire infl ation. See Regular Maintenance section.
TROUBLESHOOTING THE MOWER DECK
PROBLEM CAUSE REMEDY
Engine stalls easily with mower
engaged.
Engine speed too slow. Set to full throttle.
Ground speed too fast. Decrease ground speed.
Cutting height set too low. Cut tall grass at maximum cutting height
during fi rst pass.
Discharge chute jamming with cut grass Cut grass with discharge pointing to-
ward previously cut area.
Excessive mower vibration.
Blade mounting screws are loose. Tighten to 70-90 ft.lbs. (94-120 Nm)
Mower blades, arbors or pulleys are
bent.
Check and replace as necessary.
Mower blades are out of balance. Remove, sharpen and balance blades.
See Maintenance section.
Belt installed incorrectly. Reinstall correctly.
Excessive belt wear or breakage.
Bent or rough pulleys. Repair or replace.
Using incorrect belt. Replace with correct belt.
Mower drive belt slips or fails to
drive.
Belt tension improperly adjusted. Adjust belt tension. See Belt Replace-
ment.
Idler pulley spring broken or not prop-
erly adjusted.
Repair or adjust as needed.
Mower drive belt broken. Replace drive belt.
Not for
Reproduction