AZURA Pump P 2.1L user manual

Initial Startup
18 Initial Startup
Connecting the Piston Backflushing
The piston backflushing removes salts and other substances
from the area behind the seals. To do this, connect a bottle with
flushing solution to the flush pump and to the pump head. The
connection between pump head and flush pump is preinstalled
at the factory.
Functional principle The piston backflushing function automatically flushes the rear
piston area of the pump head upon switch-on and in continuous
mode.
� Upon switch-on: The rear piston area of the pump head is
automatically flushed for 30 seconds.
� In continuous mode: The rear piston area of the pump head
is flushed automatically every 60 minutes, for 30 seconds.
Designation Inlet and outlet of the flush pump are located on the front of the
device.
Fig. 4 Inlet symbol Fig. 5 Outlet symbol
Flushing solution: These are the recommended flushing solutions:
� Water
� Mixture of 80 % water and 20 % ethanol
� Isopropanol
Connecting the piston
backflushing
Process Figure
1. Use the first hose to
connect the inlet 1 of
the flush pump to the
bottle containing the
flushing solution.
2. Use the second hose to
connect the pump
head 2 to the bottle
containing the flushing
solution.
1
2