6756-VOLT LITHIUM-ION ELECTRIC LAWN TRACTOR — TR4200/TR4200-FC
PROBLEM CAUSE SOLUTION
The LCD screen fails to be
illuminated with all icons on.
◾
Start/stop button has been pressed for less than
3 seconds.
◾
The LCD screen will only display the “fuel gauge”
when the start/stop button is pressed briefly.
◾
The LCD screen will turn on after fully depressing the
parking-brake pedal and simultaneously pressing the
start/stop button for 3 seconds.
◾
When the safety key icon “ ” flashes on the
LCD screen, the safety key is not inserted.
◾
Insert the safety key, then fully depress the parking-
brake pedal and simultaneously press the start/stop
button for 3 seconds to turn on the LCD screen.
◾
When the parking-brake icon “ ” flashes on the
LCD screen, the parking-brake pedal is not fully
depressed.
The tractor cuts unevenly,
with significant height
difference front to rear.
◾
The blades are dull.
◾
Sharpen or replace the cutting blades as instructed in
this manual.
◾
The blades are bent.
◾
Replace the bent cutting blades following the
instructions in section “REPLACING THE CUTTING
BLADES”.
◾
The deck is not leveled, resulting in different
cutting blade height.
◾
Level the deck following the instructions in section
“LEVELING THE DECK”.
The actual grass cutting
height is not aligned with
the claimed height.
◾
The deck nuts are loosened on the suspension
linkage.
◾
Follow the instructions in section “LEVELING THE
DECK” to make correct front-to-rear adjustment for
the tractor deck and securely tighten the four nuts on
the suspension linkage (two for each side).
◾
The deck is damaged or seriously worn.
◾
Follow the instructions in section “REMOVING THE
DECK” to have tractor deck replaced.
The tractor does not mulch
properly.
◾
Wet grass clippings are sticking to the underside
of the deck.
◾
Wait until the grass dries before mowing.
◾
The tractor is set to cut too much grass at once.
◾
Raise the deck cutting height.
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 blades following the
instructions in section “REPLACING THE CUTTING
BLADES”.
◾
The deck is not leveled.
◾
Level the tractor deck following the instructions in
section “LEVELING THE DECK”.
◾
The deck nuts are loosened on the suspension
linkage.
◾
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 deck is set to cut too much grass at once.
◾
Raise the deck cutting height.
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