Optimum Optimum 3292385, Operating Instructions Manual, Page: 47 / 80

Maintenance
Version 1.0.4 - 2020-10-13 47 Translation of original instruction
SD500AV EN
SD500A
V_G
B
_6.
fm
as required
Hyd
rau
li
c po
wer un
it
Refilling hydraulic
oil
or
setting the opera-
ting pressure

Fill new hydraulic oil into the tank of the hydraulic
unit via the filling opening.

Pay attention to the filling quantity using the scale on
the container.

Note the minimum and maximum values of the scale.

Check operating pressure, readjust if necessary
using the adjusting screw. After adjustment, fix this
position again with the lock nut.

The correct operating pressure is reached when the
scale on the pressure gauge has reached a value
between 1000 N/cm
2
and 1500 N/cm
2
.
Img.5-6: Hydraulic power unit
CAUTION!
Serious injuries from hydraulic liquid escap-
ing under high pressure!
Possible loss of the eyesight!
when the coolant is
dirty and used up
Coolant
Coolant tank
Replace

The cooling pump is almost maintenance free.
Replace at regular intervals of use the coolant fluid
and clean the inside of the pump of chips. Not all
chips can be retained by the gap filter in the chip tray
and can be sucked back in by the pump, which can
destroy the pump.

Pump the coolant to an adequate vessel by the drain
hole.

Fill in new coolant via the chip tray.
Interval / When
Wher
e?
What? How?
Filler hole
Scale
Manometer
Counter nut
Adjusting screw