Toro TITAN HD Service Manual page 72

Troubleshooting (Cont.)
Problem
The machine produces an
uneven cutting height
The blades do not rotate
The clutch does not engage
4-4
Table of Contents
TROUBLESHOOTING
Possible Cause
The blade(s) is/are not sharp.
The cutting blade(s) is/are bent.
The mower deck is not level.
The underside of mower is dirty.
The tire pressure is not correct.
The blade spindle is bent.
The mower deck belt is damaged,
worn, loose, or broken.
The mower deck belt is off the
pulley.
The pump drive belt is worn, loose
or broken.
The idler spring is broken or
missing.
The fuse is blown.
There is a low voltage supply at the
clutch.
The coil is damaged.
There is inadequate current supply.
The rotor/armature air gap is too
large.
Digital Edition - TITAN® HD Service Manual
January 2018
Next Step...
Sharpen the blade(s).
Install new cutting blade(s).
Level the mower deck from side-to-
side and front-to-rear.
Clean the underside of the mower.
Adjust the tire pressure.
Replace the spindle.
Install a new deck belt.
Install the mower belt on the deck
pulley and check the idler pulley,
idler arm, and spring for correct
position and function.
Check the belt tension or install a
new belt.
Replace the spring.
Replace the fuse. Check the coil
resistance, battery charge, charging
system, and wiring connections, and
replace components if necessary.
Check the coil resistance, battery
charge, charging system, and wiring
connections and replace parts if
necessary.
Replace the clutch.
Repair or replace the clutch lead
wire or electrical system. Clean the
connector contacts.
Remove the shim or replace the
clutch.