JS07N·JS07·JS08·JS12·JS14
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Maintenance
8. Securely install the platform control box
harness plug into the connector of the
ECU.
9. Dismantle the cover of down limit switch,
tag and open the two wires in the switch.
10. Turn the key switch to platform control.
11. Raise the platform and return the safety
arm to the stowed position.
12. Working at the platform controls, press
the lift function select button. Lower the
platform to the stowed position.
Result: The ⊙ diagnostic LCD displays "18",
the alarm sounds and the lift function oper-
ates. The machine is functioning properly.
¤ Result: The diagnostic LCD does not dis-
play "18". The alarm does not sound and the
lift function does not operate. Replace the
down limit switch.
13. Press and hold the drive/steer function
enable switch on the control handle. At-
tempt to drive and steer the machine.
⊙ Result: The diagnostic LCD displays "18 ".
The alarm sounds, and the drive and steer
function do not operate. The machine is func-
tion properly.
¤ Result: The diagnostic LCD does not dis-
play "18". The alarm does not sound, and the
steer and drive functions operate. Replace the
down limit switch.
14. Press the platform up button. Raise the
platform approximately 0.3 m.
Result: The ⊙ diagnostic LCD displays "18”.
The alarm sounds. The machine is functioning
properly.
¤ Result: The diagnostic LCD does not dis-
play "18". The alarm does not sound. Replace
the down limit switch.
15. Raise up the platform to the potholes pro-
tection device spread.
16. Result: The ⊙ diagnostic LCD display
"18". The alarm does not sound and the
machine is function properly
¤Result: The diagnostic LCD dose not dis-
play "18". The alarm does not sound and re-
place the down limit switch.
17. Press the platform up button and attempt
to raise the platform to approximately
2.5m.
18. Lift the safety arm, move it to the center
of the scissor arm and rotate down to a
vertical position.
19. Lower the platform onto the safety arm.
Crushing hazard.
Keep hands clear of the safety arm when low-
ering the platform.
20. Turn the key switch to the off position.
21. Disconnect the platform controls from the
ECU cable.
22. Securely install the connector of the ECU
cable into the platform control cable.
23. Install the connector of the platform con-
trols.
24. Connect the two wires in the down limit
switch correctly and safely.
25. Install the cover of down limit switch.
26. Turn the key switch to platform control.
27. Raise the platform and return the safety
arm to the stowed position.
28. Lower the platform to the stowed posi-
tion.
Level Sensor
29. Move the machine onto a grade which
exceed the rating of level sensor. Refer
to the serial label on the machine.
30. Press the platform up button and attempt
to raise the machine to 2m.
Result: The ⊙ diagnostic LCD displays "LL".
The alarm sounds and the platform stops lift-
ing after the pothole guards are deployed.
The machine is function properly.
¤ Result: The diagnostic LCD does not dis-
play "LL". The alarm sounds and the platform
continues to lift after the pothole guards are
deployed. Adjust or replace the level sensor.
31. Press the drive function select button,
and attempt to drive the machine on the
slope.
Result: The ⊙ diagnostic LCD display "LL".
The alarm sounds. Steering and driving func-
tion cannot operation. Machine is function
properly.
¤ Result: The diagnostic LCD does not
display "LL". The alarm does not sound and
the steer and drive functions operate. Adjust
or replace the level sensor.
32. Lower the platform to the stowed posi-
tion, move the machine onto a firm, level
surface.
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