General Troubleshooting (continued)
Problem
Possible Cause
Corrective Action
The engine load is excessive.
Reduce the ground speed or raise
height-of-cut.
The oil level in the crankcase is low.
Add oil to the crankcase.
The engine overheats
The cooling fins and the air passages
above the engine are plugged.
Remove the obstruction and thoroughly
clean cooling fins and the air passages.
The tracking needs adjustment.
Adjust the tracking. View the Operator’s
Manual for the procedure.
Smart speed shift forks are not both on
the motion control linkage.
Remove the smart speed shift fork
realign and install.
The mower pulls to the left or right
(with levers fully forward)
The tire pressure in the drive tires is
not correct.
Adjust the tire pressure in the drive
tires.
The bypass rods are in the manual
move position.
Place the bypass rods into the drive
position.
The drive belt is worn, loose, off a
pulley, or broken.
Replace the drive belt.
The tensioner spring is broken or
missing.
Replace the spring.
The machine does not drive
The hydraulic oil level is low in the
transaxle.
Add hydraulic oil to the transaxle.
The cutting blade(s) is/are bent or
unbalanced.
Install new cutting blade(s).
The blade mounting bolt is loose.
Tighten the blade mounting bolt.
The engine mounting bolts are loose.
Tighten the engine mounting bolts.
The engine pulley, idler pulley, or blade
pulley is loose.
Tighten the appropriate pulley, check
to make sure idler springs are not over
stretched.
The engine pulley is damaged.
Replace the engine pulley.
The blade spindle is bent.
Replace the spindle.
The machine vibrates abnormally
The motor mount is loose or worn.
Check the mounting bolts.
The blade(s) are not sharp.
Sharpen the blade(s).
The cutting blade(s) are bent.
Install new cutting blade(s).
The mower deck is not level.
Level the mower deck from side-to-side
and front-to-rear.
The underside of mower is dirty.
Clean the underside of the mower.
The tire pressure is not correct.
Adjust the tire pressure.
The machine produces an uneven
cutting height
The blade spindle is bent.
Replace the spindle.
The mower deck belt is damaged,
worn, loose, or broken.
Install a new deck belt.
The mower deck belt is off the pulley.
Install the mower belt on the deck
pulley and check the idler pulley, idler
arm, and spring for correct position and
function.
The blades do not rotate
The idler spring is broken or missing.
Replace the spring.
Troubleshooting: General Troubleshooting
Page 3–4
TIMECUTTER® Service Manual
3433-938 Rev A
Summary of Contents for TIME CUTTER ZS 4200S
Page 2: ...Revision History Revision History Page 2 TIMECUTTER Service Manual 3433 938 Rev A ...
Page 6: ...Preface Page 6 TIMECUTTER Service Manual 3433 938 Rev A ...
Page 26: ...Troubleshooting General Troubleshooting Page 3 6 TIMECUTTER Service Manual 3433 938 Rev A ...
Page 50: ...Engine Service and Repairs Page 4 24 TIMECUTTER Service Manual 3433 938 Rev A ...
Page 154: ...Chassis Service and Repairs Page 5 104 TIMECUTTER Service Manual 3433 938 Rev A ...
Page 188: ...Mower Deck System Service and Repairs Page 7 16 TIMECUTTER Service Manual 3433 938 Rev A ...
Page 212: ...Electrical System Service and Repairs Page 8 24 TIMECUTTER Service Manual 3433 938 Rev A ...
Page 215: ... Drawing Rev A Sheet 1 3433 938 Rev A Page A 3 Electrical Schematic g316875 ...