Wall Bracket; Chapter 4 Operation; System Ventilation; Correction Factors For Water Glycol Mixtures - Helios WHSH HE 24 V (0-10 V) M Installation And Operating Instructions Manual

Installation and Operating Instructions
CHAPTER 4
OPERATION
Hydraulic Unit WHSH HE 24 V (0-10 V) M
− Set mixer plug (3) so that the nose of the adapter (2) points down. In this position, the mixer plug closes the outlet
downwards (full bypass operation, cold)
Blue
− Set operating switch (8) to manual operation.
− Place rotation direction indicator (5) on actuator (4) pursuant to illustration.
− Place adjustment handle (7) on the mixer axle.
The adjustment handle should only be pressed lightly into a locked position . Do not use force!
Turn the adjustment handle clockwise up to the stop. The arrow for the adjustment handle is located in the blue area.
− Place actuator on the mixer axle.
− Insert screw (6) with serrated washer and tighten the screw with a tightening torque > 5 Nm.
− Set operating switch back to automatic operation.
3 .6

Wall bracket

The wall bracket has integrated mounts for a temperature sensor. In order to measure the flow temperature, a tempe-
rature sensor can be placed between the EPP subshell and the ball valve.
4 .0

System ventilation

The system must be filled and ventilated before commissioning. In this respect, the permissible operating pressures
must be taken into account.
4 .1

Correction factors for water glycol mixtures

The correction factors of the antifreeze agent manufacturer must be taken into account for the flow setting.
4 .2

Maintenance and care

The fitting is maintenance-free.
4 .3

Warranty

The applicable Helios warranty conditions at the time of delivery shall apply.
Fig .12
Fig .13
Sensor
mount
7
EN