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56-VOLT LITHIUM-ION ELECTRIC ZERO TURN MOWER — ZT4200S/ZT4200S-FC72
LCD
Display
Description
Fault code
on LCD
Mower
Status
Indicator
Audio
Indicator
Cause Solution
The icon of the thermom-
eter blinks.
n/a OFF One beep
The mower is
overheated.
Reduce the load of the mower by rais-
ing the deck cutting height or slowing
down the blade/driving speed. Take a
break and allow the mower to cool.
The mower is too
cold.
Follow the instructions in the section
“COLD WEATHER OPERATION”.
The temperature icon and
the exact occupied battery
compartment blink at the
same time.
n/a OFF No
The battery pack
in the corre-
sponding
Numbered bat-
tery compartment
is overheated.
1. The mower can continue working
if the combined battery Ah rating,
overheated battery excluded, is
equal to or more than 15Ah. Once
the overheated battery returns to
normal temperature, it will join in
powering the mower immediately.
2. If the combined battery Ah rating
is less than 15Ah, the mower will
not work until more battery packs
are inserted into the vacant battery
compartments.
3. Reduce the load of the mower by
raising the deck cutting height or
slowing down the mowing when
resuming operation.
The icons of each occupied
battery compartment, low
power indicator, and fuel
gauge blink every 1 second
at the same time on the
LCD screen. The first LED
fuel-gauge & mower status
indicator blinks too.
n/a Flashes red
Keeps
beeping
until the
PTO switch
is pushed
downward.
The battery
packs are low on
charge and the
mower is in Limp
Home mode.
Stop working and return to the battery
charging area.
NOTE: When the mower is in Limp-
Home mode, the blades are automati-
cally switched into low rotation speed
and meanwhile the audio indicator will
keep beeping. The operator should
push the PTO switch downward to
turn off the blade motors. The audio
indicator will stop beeping after the
blades stop.
The icon of each occupied
battery compartment
and low power indicator
blink every half a second,
the first LED fuel-gauge
will flash red every half a
second too.
n/a Flashes red
Keeps
beeping
The battery
packs are nearly
depleted.
The mower will stop working imme-
diately. The operator should transport
the mower to the battery charging
area for charging.
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