Lauda VC 10000, Operating Instructions Manual

Page: 45 / 112

Operation outdoors at outdoor temperatures below
5 °C
A warning is displayed on the screen indicating the
duration of the preheating time for the compressor and
whether the compressor needs preheating. Increased
wear or damage to the compressor may result if the
compressor is not preheated! Further information can
be found at Ä ‘Outdoor installation’ on page 21 .
5.4 Setting pump pressure
The pump pressure of the units is adjusted via an adjustment valve
on the rear of the device. Individual setting of the pump pressure is
possible with this when using pressure-sensitive external con-
sumers.
Before switching on the device, fully open the bypass adjustment
wheel on the back of the device. To do so, turn the adjustment
wheel anticlockwise.
Personnel: n Operating personnel
CAUTION!
Bursting of the external consumer due to overpres-
sure
Scalding, frostbite, cutting
 Use a pressure relief device on pressure-sensitive
consumers (e.g. glass reactors).
CAUTION!
Bursting of the external consumer due to overpres-
sure
Scalding, frostbite, cutting
 For consumers with a maximum permissible oper-
ating pressure below the maximum pressure of the
pump, use a pressure relief device for protection.
This pressure relief device must be installed in the
inlet of the consumer.
1. To increase the pressure in the consumer, turn the bypass
adjustment wheel clockwise until the maximum permitted
pressure for the external consumer is reached.
When doing so, observe the pressure indication
on the front of the device.
Commissioning
Variocool 45