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59
56-VOLT LITHIUM-ION ELECTRIC ZERO TURN MOWER — ZT4200L/ZT4200L-FC
PROBLEM
CAUSE
SOLUTION
The mower cuts unevenly,
with significant height dif-
ference front to rear.
◾
The blades are dull.
◾
Sharpen or replace the cutting blade as instructed in
this manual.
◾
The blades are bent.
◾
Replace the bent cutting blade following the
instructions in section "
REPLACING THE CUTTING
BLADES
".
◾
The mower deck is not leveled, resulting in
different cutting blade height.
◾
Level the mower deck following the instructions in
section "
LEVELING THE MOWER DECK
".
The actual grass cutting
height is not aligned with
the claimed height.
◾
The mower deck nuts are loosened on the
suspension linkage (see Fig. 32).
◾
Follow the instructions in section "
LEVELING THE
MOWER DECK
" to make correct front-to-rear
adjustment for the mower deck and securely tighten
the four nuts on the suspension linkage (two for each
side).
◾
The mower deck is damaged or seriously worn.
◾
Follow the instructions in section "
REMOVING THE
MOWER DECK
" to have mower deck replacemed.
The mower does not mulch
properly.
◾
Wet grass clippings are sticking to the underside
of the deck.
◾
Wait until the grass dries before mowing.
◾
The mower is set to cut too much grass at once.
◾
Raise the deck cutting height.
There is excessive vibration.
◾
The cutting blades are loose.
◾
Tighten the blade bolt to the recommended torque
36-41 ft-lb (50-55 Nm).
◾
The blades are bent.
◾
Replace the bent cutting blade following the
instructions in section "
REPLACING THE CUTTING
BLADES
".
◾
The mower deck is not leveled.
◾
Level the mower deck following the instructions in
section "
LEVELING THE MOWER DECK
".
◾
The mower deck nuts are loosened on the
suspension linkage (see Fig. 32).
◾
Use a 23/32 in (18mm) open-end wrench (not
supplied) to tighten the four nuts on the suspension
linkage (two for each side).
◾
The mower is set to cut too much grass at once.
◾
Raise the deck cutting height.
There are grass or debris
remaining on the ground
after mowing.
◾
The mower is set to cut too much grass at once
when the grass is tall.
◾
Begin with a high cutting height and reduce it until the
desired mowing result is attained. Grass over 6 inches
tall should be mowed twice, at successively lower
cutting heights.
◾
The grass is wet.
◾
Do no mow when the grass is wet until the grass
dries.
◾
The driving speed is high.
◾
Slow down the driving speed.
◾
The blade speed is low.
◾
Increase the blade speed gradually.
Short running time of the
mower with included bat-
tery.
◾
Grass conditions and cutting-height setting will
greatly affect the battery run time. The claimed
run time is based on a light load condition.
◾
Raise the deck cutting height and slow down the
blade speed to reduce the cutting load.
Summary of Contents for Power+ ZT4200L
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