ATI Technologies Lawn Mower - Manual (Page 20)

TROUBLESHOOTING
SYMPTOM POTENTIAL CAUSE REMEDY
Laser Grading Box does not raise Control Panel not turned on. Apply power.
or lower.
No hydraulic flow to Laser Grad­
ing Box.
Ensure hydraulic control handle
of skid steer or tractor is in
correct position.
Ensure auxiliary hydraulics are
ON or in continuous flow
mode.
Cables not connected correctly. Refer to the automatic control
system documentation.
Move directional valve spool
manually using the overrides
on the end of the directional
valve.
A warning
be sure to stay clear of any
moving parts of the Laser
Grading box.
If the Laser Grading Box
moves, refer to Electrical
problems. If the Laser Grading
Box does not move, refer to
Hydraulic problems.
Electrical Problems Refer to the automatic control
system documentation.
Hydraulic problems. Confirm hydraulic flow through
the manifold and returning to
the power source through the
“T” hose.
Contact ATI Corporation for help
troubleshooting the hydraulic
manifold.
Laser Grading Box moves in
opposite direction.
Hydraulic flow reversed. Confirm the pressure is going in
the “P” port.
Verify control handle is moving in
desired direction.
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