76 ZERO TURN RIDE-ON MOWER — ZT4200E-S
EN
LCD
Display
Description
Fault
Cod
e on
LCD
Mower
Status
Indicator
Beeper Cause Solution
See
“Fault
Code”
Left
driving
motor
falls in
rotation.
PCBA
controlled left
driving motor
fails.
413 OFF One beep PCBA failure
Have repairs performed
by a qualified service
technician.
Plug (Triple-
phase, power
wire) connecting
the left driving
motor with the
corresponding
PCBA is
loosened.
317 OFF One beep Loose connection
Plug (Six pins,
signal wire)
connecting the
left driving
motor with the
corresponding
PCBA is
loosened.
301 OFF One beep Loose connection
Left driving
motor fails.
317 OFF One beep Motor failure
See
“Fault
Code”
Right
driving
motor
fails in
rotation
PCBA
controlled right
driving motor
fails.
313 OFF One beep PCBA failure
Have repairs performed
by a qualified service
technician.
Plug (Triple-
phase, power
wire) connecting
the right driving
motor with the
corresponding
PCBA is
loosened.
417 OFF One beep Loose connection
Plug (Six pins,
signal wire)
connecting the
right driving
motor with the
corresponding
PCBA is
loosened.
401 OFF One beep Loose connection
Right driving
motor fails.
417 OFF One beep Motor failure