Page 140
Speed Level Seres - Servce & Parts Manual
January 2019
Secton 9 - Troubleshootng - 3084ES Models
LEFT LOCKED, RIGHT LOCKED
A platform steer function is selected but not allowed (for example, the switch was closed at
power-on)
UP LOCKED, DOWN LOCKED
A platform lift/lower function is selected but not allowed (for example, the switch was closed at
power-on)
CHECK DRIVE/LIFT
Neither platform drive nor platform lift select is active, or both are active at the same time
CHECK JOYSTICK
Both platform joystick directions are active at the same time
STEER FAULTY
Both platform steer directions are active at the same time
EXTENDING LEGS
Outrigger legs are extending normally
RETRACTING LEGS
Outrigger legs are extending normally
OUTRIGGERS LOCKED
An outrigger function is selected but not allowed (for example, the switch was closed at power-
ON)
INTERLOCKED**
An interlock shutdown is active, preventing one or more functions. The interlock can be due to
many different causes …
**Press <ENTER> from the MODE display to see the precise cause of the interlock (listed
below) – press <ESC> from that display to return to the MODE display:
TEST MODE
The system test mode is active – switch power off and on again to clear TILTED
The vehicle is tilted beyond limits, descend, then move vehicle to a more level location
OVERLOADED
The vehicle platform is overloaded, reduce platform load. (CE option only)
TOO HIGH
The vehicle platform is too high to allow some functions – descend first ARMGUARD
During descent, the system is configured to stop movement to provide an armguard delay
– release and re-select DOWN to continue lowering (CE option only)
TOO HOT
The EZLIFT heatsink has reached 75ºc, preventing all functions except lowering. Functions will
be allowed again when the heatsink cools to below 70ºc.
The heatsink temperature can be viewed in the DIAGNOSTICS/SYSTEM/ TEMPERATURE
display, ID # 2a5.
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