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56-VOLT LITHIUM-ION ELECTRIC ZERO TURN MOWER — ZT4200L/ZT4200L-FC
64
LCD
Display Description
Fault code
on LCD
LED
Status
Indicator
Beeper
Cause
Solution
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 quali-
fied service technician.
Plug (Triple-phase,
power wire) con-
necting the right
driving motor with
the corresponding
PCBA is loosened.
417
OFF
one beep
Loose con-
nection
Have repairs performed by a quali-
fied service technician.
Plug (Six pins, signal
wire) connecting
the right driving
motor with the cor-
responding PCBA is
loosened.
401
OFF
one beep
Loose con-
nection
Have repairs performed by a quali-
fied service technician.
Right driving motor
fails.
417
OFF
one beep
Motor
failure
Have repairs performed by a quali-
fied service technician.
see
“Fault
code”
Left blade
motor
fails in
rotation
PCBA controlled left
blade motor fails
607
n/a
one beep
PCBA failure
Have repairs performed by a quali-
fied service technician.
Plug (Triple-phase,
power wire) con-
necting the left
blade motor with the
corresponding PCBA
is loosened.
509
n/a
one beep
Loose con-
nection
Inspect the blade firstly. If it is loos-
ened, use a 9/16 in (14 mm) torque
wrench to tighten the bolt clockwise.
The recommended torque for the
blade bolt is 36-41 ft-lb (50-55 Nm).
Otherwise, have repairs performed
by a qualified service technician.
Left blade motor
fails
509
n/a
one beep
Motor
failure
see
“Fault
code”
Right
blade
motor
fails in
rotation
PCBA controlled
right blade motor
fails
507
n/a
one beep
PCBA failure
Have repairs performed by a quali-
fied service technician.
Plug (Triple-phase,
power wire) con-
necting the right
blade motor with the
corresponding PCBA
is loosened.
609
n/a
one beep
Loose con-
nection
Inspect the blade firstly. If it is loos-
ened, use a 9/16 in (14 mm) torque
wrench to tighten the bolt clockwise.
The recommended torque for the
blade bolt is 36-41 ft-lb (50-55 Nm).
Otherwise, have repairs performed
by a qualified service technician.
Right blade motor
fails
609
n/a
one beep
Motor
failure
Summary of Contents for Power+ ZT4200L
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