Put Into Operation; Venting; Flush; Select Operating Mode - Wilo Yonos MAXO Installation And Operating Instructions Manual

7. Guide the cable through the cable ducts to the connection sockets.
8. Connect the wires in the correct position (Fig. XIV).
9. Close the plug and unscrew cable ducts (Fig. XV).
10. Insert the plug and fasten with screw (Fig. XVI).
11. Restore the power supply.
8

Put into operation

8.1

Venting

1. Charge the system appropriately and ventilate.
▶ The pump is self-ventilating.
8.2

Flush

CAUTION
Damage to property!
While using fluids with admixtures, property damage can occur due to the accumulation of
chemicals.
• Flush system before commissioning.
• Flush out the pump before pouring in, refilling or replacing fluid.
• Remove the pump before change in pressure flushes.
• Do not perform any chemical flushes.
8.3

Select operating mode

Fig. 4: Select operating mode
Control mode
Variable differential pressure
Δp-v
Constant speed
n = const.
Installation and operating instructions • Wilo-Yonos MAXO/-D/-Z • Ed.01/2022-08
Description
The control changes the differential pressure setpoint to be maintained by
the pump linearly between reduced differential pressure H and H
The controlled differential pressure H decreases or increases with the flow
rate.
The speed of the pump is kept at a set constant speed.
en
.
target
27