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