TECHNICAL MANUAL
CVM 3000
C 5030 CV/04-99 GB
17
Software
5 Description of user interface
The CVM_3000 keyboards are shown in figures 1, 2, 3, 4, 5, 6 of the enclosures,
respectively:
Fig. 1: CVM_3000 C Chiller version
Fig. 2: CVM_3000 R Chiller with heat recovery version
Fig. 3: CVM_3000 N Heat Pump version
Fig. 4: CVM_3000 FC Free-Cooling version
Fig. 5: CVM_3000 Q Multipurpose Unit version
Fig. 6: CVM_3000 NR Heat Pump with heat recovery version
If the
(C1) POWER
LED is on, it means that the electronic control is supplied with
power.
Before you switch on the unit, make sure that it has been supplied with power for
at least 8 hours (in order to enable the heating of the oil and to avoid presence of
refrigerant gas inside the compressor oil pan).
When the power supply is connected, the controller carries out a 10 second lamp
test automatically.
5.1 Unit start-up
+
Press the
T1
key:
The LED on the key will light up.
5.2 Unit shutdown
+
Press the
T1
key:
The LED on the key will go off.
5.3 Enabling a compressor
+
Press the
A1
key corresponding to the compressor to be enabled;
The LED on the key will light up.
