1 Hose
2 Union nut
3 Clamp ring
4 Nozzle
5 O-ring and flat seal
6 Valve
1. Pull the union nut (2) and clamp rings (3, 4) over the pipe (1) with
approx. 10 mm overhang - see .
2. Insert the pipe (1) up to the stop in the valve (5).
3. Tighten the union nut (2).
1 Pipe
2 Union nut
3 Rear clamp ring
4 Front clamp ring
5 Valve
CAUTION!
Warning of feed chemical spraying around
Connections can come free in the event that hose lines are
installed incorrectly on stainless steel valves.
– Only use PE or PTFE hose lines.
–
In addition, insert a stainless steel support insert into the
hose line.
8.1.2 Installation for metering pumps with bleed valve
CAUTION!
– All of the installation and safety notes for metering
pumps without bleed valves also apply.
A return line is connected in addition to the suction and discharge lines.
1. Fasten the tube line to the return line tube nozzle or to the liquid end
bleed valve. PVC hose, soft, 6x4 mm is recommended for this.
2. Feed the free end of the return line back to the storage tank.
Fig. 7: Designs PP, NP, PV, TT
Installing stainless steel pipe - design SS
Fig. 8: Design SS
Installing hose lines - design SS
Safety information
Installation of the return line
Hydraulic installation
28
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