Zoeller MEDIUM X2 - Page 59

Possible faults 58
Fault
Cause of fault
How to rectify the fault
Person
responsible
No circulation pressure or
control pressure due to
contamination or jamming
cleaning, adjustment or
replacement.
Sudden
movements or
vibrations
Pressure relief valves are dirty
or stuck.
Return to ZOELLER service for
cleaning, adjustment or
replacement.
Manufacturer
In the case of
automatic or
semi-automatic
mode, the
compaction
mechanism
stops at one of
the 4 end
positions
Clean the limit switches and
check for a short to ground
Wyczyścić wyłączniki krańcowe i
sprawdzić pod kątem zwarcia z
masą
Qualified person
Electronic control system is
defective
Check the LEDs in the control box.
Replace the electronic control
system
Qualified person
In the case of
automatic or
semi-automatic
operation, the
"Lift slider" cycle
starts too soon.
The impulse from the
pressure switch arrives too
early
Return to ZOELLER service for
cleaning, adjustment or
replacement.
Manufacturer
Pressure switch defective
The compaction
mechanism does
not start after
pressing the
START button,
the speed
increase does
not work
Emergency STOP has been
activated
Unlock the emergency STOP
Qualified person
Supply voltage too low (U
<20 V)
Check the electrical installation
and inform the service department
if necessary
Qualified person
Damaged or wet START
button
Check the button and replace if
necessary
Qualified person
Hydraulic oil
appears on the
hoses.
Loose screw connections.
Tighten screw connections
Qualified person
Damaged hoses
Replace hoses
Qualified person
Hydraulic oil
leaks from the
valves
Leaking closing screws
Tighten screws
Qualified person
Leaky control valves
Replace seals and possibly the
valve
Qualified person
Hydraulic oil
leaks from the
cylinder
Damaged seal
Replace seals set
Qualified person