Corghi ERCO 630 Series, Руководство оператора

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127
T
rouble
: P
ossible cause
: S
olution
:
The lift does not lower
when the DOWN button is
pressed
The down solenoid valve
does not work properly
Verify if it is powered and
check its magnet for
damage (replace if
disconnected or blown).
Locking solenoid valve is
jammed
Verify if it is powered and
check its magnet for
damage (replace if
disconnected or blown).
The DOWN button is faulty Replace the button.
Electric board does not
operate properly
Replace the board.
Platforms do not stop in
standing position
The lowering and locking
solenoid valves stay opened Verify that solenoid valve
sliders are not blocked.
Leakage in at least two
hydraulic pipelines
Check connections for
proper tightening and tubes
for damage (replace if
damaged).
Two hydraulic cylinders at
least are faulty Check and replace if
necessary.
The lift does not lower
smoothly (jerky motion)
Air in the hydraulic system Bleed the hydraulic system.
Lifting is not synchronised
Leakage or air in the
hydraulic system
Bleed the hydraulic system.
The lift does not stop at
safety height The encoder does not work
correctly
Check encoder calibration;
check proper encoder
fastening; check encoder
operation and replace it if
needed.
The motor does not stop
when the lift reaches
its
maximum height
The encoder does not work
correctly
Check encoder calibration;
check proper encoder
fastening; check encoder
operation and replace it if
needed.