TROUBLESHOOTING
30.30.01.00173/04
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EN | 51
Problem
Solution
Preventive measures
No compressed air supply
-
Check the supply line from
the customer-provided
compressed air generator
Pressure in compressed air line
too low
-
Adjust pressure to 4 to 6 bar
Lift tube is damaged
-
Install a new lift tube
-
Do not move to the end stop
--> Set the hovering position
(see section 5.6)
-
Do not lift the vacuum tube
lifter
J
UMBO
at an angle (see
section 1.5)
-
Increase maintenance
interval for filter in operator
handle (see section 9.5)
Suction pad connection has a
leak
-
Check the sealing rubber on
the hose cylinder and replace
if necessary
The hose on the suction pad is
damaged (double and four head
suction gripper)
-
Check hose, replace if
necessary
-
Eliminate interference
contours (see section 1.7)
The load falls when lowering
-
Consult with the
manufacturer
-
Consult with the
manufacturer
Vacuum is attained but the
J
UMBO
cannot lift porous loads
-
Consult with the
manufacturer
-
Consult with the
manufacturer
While the vacuum tube lifter
J
UMBO
is in use, the operator
handle of the tube lifter remains
in the upper block position even
without load and cannot be
lowered or can only be lowered
slowly by operating the twist
grip or control lever.
-
Check the adjusting screw for
the hovering position without
load (rotate right to lower the
hovering position)
-
Clean or replace the dust
filter fleece of the operator
handle.
-
Set the hovering position
(see section 5.6)
-
Increase maintenance
interval for filter in operator
handle
(see section 9.5)
The load cannot be easily
removed.
-
Clean or replace the dust
filter fleece of the operator
handle.
-
Increase maintenance
interval for filter in operator
handle
(see section 9.5)
The vacuum blower cannot be
switched on or off using the radio
remote control (optional)
-
Check the motor-protection
switch or fuses in the control
box of the radio remote
control
-
Insufficient ambient light for
solar cell
– consult with the
manufacturer.
-
Ensure that there is sufficient
light for the solar cell
Workpiece cannot be released
from the gripper
-
Clean or replace the dust
filter cartridge and filter at the
operator handle to permit
reliable venting
-
Increase maintenance
interval for filter in operator
handle
(see section 9.5)