6-S1
ZD18(F) Ā· ZD21(F) Ā· ZD28(F), WSM
ROTARY MOWER
1. TROUBLESHOOTING
W1014322
Symptom Probable Cause Solution
Reference
Page
Blade Does Not Turn ⢠PTO system malfunctioning
⢠Broken mower belt
Check transmission
Replace mower belt
ā
G-37
Blade Speed Is Slow ⢠Loosen mower belt
⢠Clogged grass
⢠Flattened out or worn cup washer
⢠Engine rpm too low
Replace mower belt
or tension spring
Remove grass
Replace cup washer
Mow at full throttle,
check and reset
engine rpm
G-37
ā
6-S6
ā
Cutting Is Poor ⢠Worn or bent mower blade
⢠Loosen mower blade screw
⢠Cutting height improper
⢠Ground speed too fast
⢠Low wheel inflation
⢠Anti-scalp rollers not adjusted correctly
Sharpen or replace
mower blade
Retighten mower
blade screw
Adjust cutting height
Slow-down
Add air to correct
Adjust anti-scalp
rollers
6-S6
6-S6
6-S4
ā
ā
6-S5
Mower Is Not Lifted ⢠Broken linkage system
⢠Trouble of hydraulic system
Replace linkage
system
Check hydraulic
system
ā
ā