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- 1 Inlet for water to be treated - Threaded 2" gas
aperture: the supplied hose and seal must be
used.
- 2 Outlet for water to be treated - Threaded 2"
gas aperture: the supplied hose and seal must be
used.
- 3 Washing water outlet - Attach the drainage
control valve to the provided nipple - 1" threaded
gas port at valve outlet.
- 3b Flushing water drain - Position an 11/14-
3/8" hose on the stand-by fitting on the hydraulic
block.
The two water outlet pipes are pressurised
during washing, it must be ensured that they are
correctly
This pipe must be easy to disassemble for
loading, unloading and valve maintenance
operations.
The filter valve is equipped with an internal by-pass to deliver untreated water during washing. If it is not
desirable to have untreated water, an optional bypass suppression kit is available.
For particularly dirty water, filter washing with clean or filtered water is recommended. In order to do this,
an additional clean water inlet must be provided upstream of the filter as shown in the diagram below.
NO valve
A washing kit including the two valves and the solenoid valve can be supplied on request.
attached.
SV 24V-3/2 pilot - powered via J9
Inlet for water to be filtered
Washing water inlet
NC valve
BWT PURITY PRO XL Technical Manual - code 125502287 - Rev 1 - 27/09/2021
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