Troubleshooting - Ryobi RM480ex Series Operator's Manual

IF THESE SOLUTIONS DO NOT SOLVE THE PROBLEM CONTACT YOUR AUTHORIZED SERVICE DEALER.
PROBLEM
Mower not starting.
Mower won't move.
Mower cutting grass unevenly.
Mower not mulching properly.
Mower vibrating at higher speed.
Poor grass discharge.
Motor stops while cutting.

TROUBLESHOOTING

POSSIBLE CAUSE
Battery charge is low.
Charger is connected to mower.
Start key not installed or is in OFF
position.
Poor battery cable connections.
Start key not installed or is in OFF
position.
Parking brake is set.
Direction control switch is in neutral (N).
Brake is depressed and/or accelerator
pedal is not pressed.
Charger is connected to mower.
Uneven tire pressure.
Mower deck not level.
Worn, bent, loose, or dull blade.
Build-up of debris under mower.
Mowing speed is too fast.
Wet grass clippings sticking to the
underside of the deck.
Grass is too high.
Worn, bent, loose, or dull blade.
Mowing speed is too fast.
Blade is unbalanced, loose, or exces-
sively or unevenly worn.
Bent motor shaft.
Side discharge chute or opening is
plugged.
Grass is wet.
Mowing speed is too fast.
Grass is too high.
Cutting height set too low.
Battery charge is low.
30 — English
SOLUTION
Charge the battery.
Disconnect charger from mower.
Install start key and turn to ON position.
Check/clean all battery connections.
Install start key and turn to ON position.
Release parking brake.
Place direction control switch in desired
direction (forward or reverse).
Release the brake pedal and press the
accelerator.
Disconnect charger from mower.
Check tire pressure in all four tires.
Perform cutting deck level adjustment.
Replace blade.
Clean underside of mower housing.
Mow at a slower speed.
Wait until the grass dries before mowing.
Mow once at a high cutting height, then
mow again at the desired height.
Replace blade.
Mow at a slower speed.
Replace the blade.
Stop the motor and remove start key.
Inspect for damage. Have repaired by
an authorized service center before
restarting.
Clean side discharge chute and/or
opening.
Allow grass to dry before mowing.
Mow at a slower speed.
Mow once at a high cutting height, then
mow again at the desired height.
Raise the cutting height.
Charge the battery.