Troubleshooting - probst HVZ-UNI-II Instructions D'emploi

Maintenance and care
7.4

Troubleshooting

ERROR
Stone layer breaks out (downward)
Single stones fall out of the stone
layer
Stones are not gripped, or fall out
with gripping operation
Stones are not displaced, or not
completely displaced via side
clamping
CAUSE
●
Main clamping is wrong
adjusted (stroke 200 mm)
●
Stone layer is too large
●
Quality of the stones
●
Dimension of the stone layer
deviate from each other too
strongly
●
Stones are a little convex
(conditional of manufacturing)
●
Spacer of the stones goes only
to ¾ height of the stone height
●
Stone layer is gripped to far
above
●
Oil pressure is too low
●
Stone layer does not stand
even on the ground
●
The spacer of the stones avoid
the displacement
●
Toothing of the stones
●
The adjustment of the
positioning adapter is not
correct
● Positioning adapter 
REPAIR
●
Check the adjustments according
to the adjustment sticker
●
Adjust the gripping depth a little
lower, so that the steel lamellas
grip in the lower range of the
stone layer
●
Check the quality of the stones
●
Tighten the fixing bolts of the
steel lamellas in the problem
areas of the stone layer (thereby
stronger clamping force)
●
Grip tone layer as far as possible
in the lower range
●
Grip tone layer as far as possible
in the lower range
●
Grip tone layer as far as possible
in the lower range
●
Asked the manufacturer for the
necessary oil pressure
<
●
Set stone layer (palette) on even
ground
●
Displace the stones via the
repeated opening and closing.
●
Stones with toothing cannot be
displaced.
●
Adjust the positioning adapter
correctly.
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