28
Original operation manual
2K GEL UNIT
2KGel_14025_25015_BAoDB_en_1701 • rs
Operation
5.4 Flushing
Flushing is used to flush the mixed material out of the machine during an
interruption to the spray operation before it hardens.
Flush all parts that have come into contact with the mixed material within the
pot life stipulated by the manufacturer.
1.
Hold the mixing unit, directing the material ejection against the inner wall of
the collecting vessel.
2.
Set the one-hand lever of the mixing unit to "Stop".
3.
Open the flushing ball valves alternately on the mixing unit until clean
flushing agent runs out.
4.
Close the flushing ball valves on the mixing unit as soon as sufficient clean
flushing agent has run out.
5.5 Work interruption
1.
Set the one-hand lever of the mixing unit to "Stop".
The injection pumps stop.
2.
Turn the compressed air supply for the proportioning pumps down
completely.
3.
Remove the mixing unit from the packer nipple.
4.
Hold the mixing unit sideways against the inner wall of the collecting vessel.
5.
Relieve the pressure in the material lines. To do so, briefly switch the
positions of the one-hand lever on the mixing unit between "Injection" and
"Stop".
6.
Flush all parts that have come into contact with the mixed material
according to chap. 5.4 on page 28.
7.
Close the compressed air shut-off valve.
5.6 Pressure relief
1.
Finish the work according to chap. 5.5 on page 28.
2.
Make sure that the compressed air shut-off valve is closed and all
compressed air regulators are turned all the way down.
3.
Hold the mixing unit sideways against the inner wall of the collecting vessel.
4.
Set the one-hand lever of the mixing unit to "Stop" and open the flushing
ball valves to let the material pressure escape.
