turning the set point adjuster (15.1)
clockwise () as far as it will go.
3. Refer to Fig. 8 to find out how many
turns are required to set the flow rate.
4. Turn the knurled nut (9.2) by the required
number of turns. Turn it counterclockwise
() to open the restriction. The flow rate
rises.
5. Tighten the retaining screw (9.3) with a
suitable tool (Allen key, SW 5) to fix the
adjusted flow rate. Pull the wire through
the lead-seal hole and lead-seal it.
Tip
For exact adjustment, verify adjusted value
with a heat or flow meter.
EB 3131-1 EN
9
Restriction
9.2 Knurled nut
15
Pressure control actuator
15.1 Set point adjuster (pressure)
15.4 Set point spring (pressure)
Fig. 7: Flow control · DN 40
Operation
15.1
15.4
15
9.2
9
23