LCD
Description
Display
PCBA con-
trolled left
driving motor
fails.
Plug (Triple-
phase, power
wire) connect-
ing the left
driving motor
with the corre-
Left driv-
see
sponding PCBA
ing motor
"Fault
is loosened.
fails in
code"
rotation.
Plug (Six pins,
signal wire)
connecting
the left driving
motor with the
correspond-
ing PCBA is
loosened.
Left driving
motor fails.
PCBA con-
trolled right
driving motor
fails.
Plug (Triple-
phase, power
wire) connect-
ing the right
driving motor
Right
with the corre-
see
driving
sponding PCBA
"Fault
motor
is loosened.
code"
fails in
Plug (Six pins,
rotation
signal wire)
connecting the
right driving
motor with the
correspond-
ing PCBA is
loosened.
Right driving
motor fails.
74
56-VOLT LITHIUM-ION ELECTRIC ZERO TURN MOWER — ZT4200S/ZT4200S-FC
Mower
Fault code
Status
on LCD
Indicator
413
OFF
317
OFF
301
OFF
317
OFF
313
OFF
417
OFF
401
OFF
417
OFF
Audio
Cause
Indicator
One beep
PCBA failure
One beep
Loose connection
One beep
Loose connection
One beep
Motor failure
One beep
PCBA failure
One beep
Loose connection
One beep
Loose connection
One beep
Motor failure
Solution
Have repairs performed by a qualified
service technician.
Have repairs performed by a qualified
service technician.
Have repairs performed by a qualified
service technician.
Have repairs performed by a qualified
service technician.
Have repairs performed by a qualified
service technician.
Have repairs performed by a qualified
service technician.
Have repairs performed by a qualified
service technician.
Have repairs performed by a qualified
service technician.