Suction Plate; Fault Finding - probst VPH-150 Operating Instructions Manual

Maintenance and care
7.2

Suction plate


Clean the sealing lips with compressed air and/or water jet once per week to remove any objects and dirt
such as sand, stone particles, dust etc. Clean slot in the sealing lip with a cloth and / or blow out with
compressed air.

(If applicable): Clean the groove in the sealing lip with a wipe and/or blow out with compressed air.

Damaged or worn sealing lips (cracks, holes, deformation) must be replaced immediately.

Use only cold solvent for cleaning the device. Do not use benzene or caustic liquids, since these will
damage the hoses.
7.3

Fault finding

Fault
A vacuum of - 0,5 bar cannot be
achieved.
VPH just wont work/ or no
Vacuum available
5271.0008
Cause
The item to be lifted has splits, recesses
or is porous.
The foam rubber is damaged.
The pressure gauge is faulty.
The hose ors screws are leaky.
Battery
value
seal
vacuum pipe
air filter and the fittings
ON / OFF switch
wires on solinoid valve
short circuit on solinoid
pipes to the vacuum pumps
foreign bodies
The item is not suitable to be lifted with the
device
Replace the foam rubgber.
Replace the pressure gauge.
Replace the relevant parts.
Check the battery is fully charged
Check the fuse is of the correct value ( 8amp )
and is not blown
Check the seal around baseplate, if possable
remove the seal and clean around the edge of
the plate, and in the groove of the seal, but do
not glue the seal on.
Check the fitting that interfaces the vacuum
pipe to the plate and check that it is fully
tightened and has not come loose.
Check the air filter and the fittings such as pipe
clips etc, and make sure they are tightly sealed.
Make absolutely sure that the ON / OFF switch
is working ok.
Check the wires on the solinoid valve are
connected ok.
Check the diode on the solinoid ( 1N4001 etc )
has not gone short circuit, you can remove this
completely or just cut it out, Do not replace this
component
Check all pipes to the vacuum pumps are not
damaged.
Check that there is a vacuum or pressure on the
pumps and that they have not been damaged
by the ingression of foreign bodies.
V1
19 / 24
Remedy
GB