Leak test
Load (stone slab) is not lifted
Leak test
OK?
X
Suction plate sealing
OK?
visual inspection
mechanics
OK?
With the help of the „leak test“
it can be checked quicly and
reliably the vacuum and the
the function of the vacuum
fan.
Remove the suction plate,
switch on the device and close
the lower opening of the
device (e.g. with plexiglass or a
sheet metal plate).
Underpressure of min. 0,2 bar
must be reached on the
pressure gauge.
YES
YES
NO
OR
visual inspection
Electrics
OK?
All functions on the device
are OK, but load (stone slab)
can not be lifted .
Possible causes: uneven
surfaces; cracks; recesses
(gaps); too much air-
permeable material (porous);
weight is too large.
Suction plate sealing is
damaged. Remove and
clean the suction plate
sealing .
Replace if damaged.
Vacuum fan running, but load will not be
sucked
Ø
A clogged filter ?
à
Clean it.
Ø
Not locked quick-release fasteners.
Ø
Cover plate (see picture) at the
vacuum fan is missing?
à
replace it.
No vacuum exists/ device doesn’t work
Ø
Check the generator:
- Is the tank venting open ?
- Is the fuel minimum level below?
- Is the oil minimum level below?
- At cold start „Joke“ !- Main switch
to „ON“?
Ø
Check the ON/ OFF switch at the
vacuum fan.
Contact service
E-Mail:
[email protected]
phone: +49 7144 – 3309 - 0
Vacuum fan will not start
Ø
Check the current/power supply.
Ø
Is the power plug not plugged in
correctly t?
à
Check it.
Ø
Is the vacuum fan damaged?
à
Check it.
Ø
Check the ON/ OFF switch at the
handhold.
Ø
Is the vacuum fan overheated?
à
Allow the vacuum fan to cool
down.
Ø
Is the electricity generator
damaged?
à
Check it.
Contact service
E-Mail:
[email protected]
phone: +49 7144 – 3309 - 0
All functions are OK,
Load (stone slab) is lifted
INFO
NO
+
Fault diagnosis QUICKJET QJ-600-E
YES
YES
NO
NO
Picture 1