PROBLEM
CAUSE
◾
When the mower is turned off on
ground without removing the battery
pack(s) from the mower, the battery
indicators, start/stop button and CCS
button will remain illuminated for a
period.
The battery indicators are
◾
still on when the mower is
When the mower is turned off on a
turned off.
slope without setting the parking-
brake at the braking position, the
battery indicators will keep on until
the battery charge is depleted. The
audio indicator keeps sounding at
the same time.
◾
The LCD screen fails to be
The pressing time on the start/stop
illuminated with all icons on.
button is not sufficient.
◾
The blades are dull.
◾
The blades are bent.
The mower cuts unevenly,
with significant height
◾
The mower deck is not leveled,
difference front to rear.
resulting in different cutting blade
height.
◾
The mower deck nuts are loosened
The actual grass cutting
on the suspension linkage
height is not aligned with the
◾
claimed height.
The mower deck is damaged or
seriously worn.
◾
Wet grass clippings are sticking to
the underside of the deck.
The mower does not mulch
◾
properly.
The mower is set to cut too much
grass at once.
◾
The cutting blades are loose.
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The blades are bent.
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The mower deck is not leveled.
Excessive vibration.
◾
The mower deck nuts are loosened
on the suspension linkage.
◾
The mower is set to cut too much
grass at one.
◾
The mower is set to cut too much
grass at once when the grass is tall.
There are grass or debris
◾
remaining on the ground
The grass is wet.
after mowing.
◾
The driving speed is high.
◾
The blade speed is low.
SOLUTION
◾
No action is needed. The battery indicators will go off when the
mower shuts off after a period. Refer to the section "STOPPING
THE MOWER" for specific time.
◾
Set the parking-brake pedal in the braking position before leaving
the mower on the slope.
◾
The LCD screen will only display the "fuel gauge" when the start/
stop button is pressed briefly.
◾
The LCD screen will turn on after the start/stop button has been
pressed for sufficient time.
◾
Sharpen or replace the cutting blade as instructed in this manual.
◾
Replace the bent cutting blade following the instructions in section
"REPLACING THE CUTTING BLADES".
◾
Level the mower deck following the instructions in section
"LEVELING THE MOWER DECK".
◾
Follow the instructions in section "LEVELING THE MOWER DECK"
to make correct front-to-rear adjustment for the mower deck and
securely tighten the nuts on the suspension linkage.
◾
Follow the instructions in section "REMOVING THE MOWER DECK"
to have mower deck replacement.
◾
Wait until the grass dries before mowing.
◾
Raise the deck cutting height.
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Tighten the blade bolt to the recommended torque.
◾
Replace the bent cutting blade following the instructions in section
"REPLACING THE CUTTING BLADES".
◾
Level the mower deck following the instructions in section
"LEVELING THE MOWER DECK".
◾
Tighten the nuts on the suspension linkage.
◾
Raise the deck cutting height.
◾
Begin with a high cutting height and reduce it until the desired
mowing result is attained. Grass over 152 mm tall should be
mowed twice, at successively lower cutting heights.
◾
Do not mow when the grass is wet until the grass dries.
◾
Slow down the driving speed.
◾
Increase the blade speed gradually.
ZERO TURN RIDE-ON MOWER — ZT4200E-S
EN
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