SKF LUBRILEAN Vario, Operating Instructions Manual

Page: 22 / 32

Malfunctions Page 22
EN
13 Malfunctions
The following requirements must be satisfied for
trouble-free functioning of the MQL system:

The system is connected correctly,

Compressed air has sufficient primary
pressure (at least 6 bar).
Table 3 offers an overview of several problems
that you can solve yourself. If the problem
cannot be solved by any of the measures
described here, you should contact us.
CAUTION DANGER OF DEATH
Repair tasks must only be performed
on a system that has been put into a
voltage-free state by the appropriate
technical personnel.
CAUTION DANGER OF DEATH
Working on systems that are
conducting current can result in bodily
harm to persons.
Table 3. Malfunctions and how to fix them
Malfunction Possible cause Solution
Use of lubricants not approved by SKF. Use only lubricants approved by SKF. The system produces
no aerosol.
The system is defective or
maladjusted. Contact our service department.
The aerosol transport lines are kinked,
obstructed or exhibit exaggerated
cross-section alterations. See our indications on laying transport
lines as described in chapter
“Connector for aerosol outflows”, page
14.
A stop valve on the spindle intake is
not working properly or at all. Consult your machine tool
manufacturer.
The spindle has a built-in back
pressure valve. The back pressure valve has to be
removed. See our indications in
chapter “Rotary joints and spindles”,
page 16 on this.
The existing spindle is unsuitable (e.g.
junctions are to abrupt, cross-section
too small). Use a suitable spindle, and consult the
manufacturer of your machine tool.
No aerosol is applied
to the tool.
The rotary joint is unsuitable. See our indications in chapter “Rotary
joints and spindles”, page 16.