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37
13 Maxilube troubleshooting
Operation disturbance
Cause of operation distur-
bance
Solution
If internal control unit of SKF Max-
ilube is in use:
Display and LED-signals of the
user interface are not lit.
No supply voltage at the pump-
ing center.
Check the supply voltage.
If external control center is in use:
The green LED-signal POWER
and the user interface of the con-
trol center are not lit.
Main switch of the control center
is in OFF-position.
The fuse has operated.
Turn the main switch to ON-posi-
tion.
Check the fuse.
The user interface displays lubri-
cant low level alarm in a lubrica-
tion channel.
Lubricant barrel is empty.
Replace the lubricant barrel.
Reset the alarm.
The user interface displays alarm
for low pressure in a lubrication
channel. The pressure at the pres-
sure control unit is below the set
pressure high limit value during
pressurization.
The lubricant has stiffened in the
piping because of the operating
conditions (e.g. cold, heat).
Header piping leaks.
There is air in the header piping.
Set the maximum pressurization
time longer or change the lubricant
for an appropriate lubricant.
Locate and repair the leakage.
Remove air from the header- and
branch piping.
Reset the alarm.
Considerable grease leakage at
the lubrication point.
The temperature of the bearing
rises.
The lubrication cycle has been
set too short.
Check the correct lubrication cycle
at the doser setting table of the lu-
brication system in question or con-
tact Oy SKF Ab.
The pump does not start.
The pressure air supply is
closed.
The pressure air level is not high
enough.
Supply voltage is not on.
Turn on the pressure air supply by
pressing down the shut-off valve
button (
→
Figure 4, pos. e) or set
the air pressure to 3,5-4,5 bar using
the pressure regulator (18) and the
pressure gauge (19).
Check that the pressure at the pres-
sure air regulator is 3,5-4,5 bar.
Check the pressure air supply pip-
ing for leaks.
Check that the LED-signal of the
pump is lit.
Check that the supply voltage is on.
Check that the M12 cable is con-
nected and the condition of the M12
cable.
The pump starts but the pressure
does not rise.
The pressure air level is not high
enough.
Check that the pressure at the pres-
sure air regulator is 3,5-4,5 bar.
Check the pressure air supply pip-
ing for leaks.