5
– FUNCTIONING AND USE
COD: 100M12/24.B.2021
EN
THE PRESENT MANUAL BELONGS TO -
Schenker Italia
- ALL RIGHTS RESERVED
28
5. FUNCTIONING AND USE
5.1 Command description
Remote control panel
Fig. 5.1
KEYBOARD FEATURES
The panel keyboard has a total of 2 switch buttons. The functions of the buttons are:
ON/OFF
Used to start and stop the pumps of the system.
FLUSHING
Used to activate the electrovalve and let the system rinse with fresh water.
5.1.1 Alarm description
The system has three different types of alarm, recognizable by the flashing of the two LEDs.
•
Unit stalled:
the pressure is under the threshold value during the start
– the system goes on alert after
5 seconds and the pushing buttons flash 2 times quickly;
•
Underpressure
: the pressure drops under the threshold value during the functioning
– the system
goes on alert and the pushing buttons flash 3 times quickly.
•
Overpressure
: the pressure raises over the threshold value during the functioning
– the system goes
immediately on alert and the pushing buttons flash 4 times quickly.
•
Low battery
: power supply is not sufficient - the system goes immediately on alert and the pushing
buttons flash 5 times quickly.
•
Control failure
: the pressure transducer is faulty or not properly connected - the system goes
immediately on alert and the pushing buttons flash 6 times quickly.
In all three cases the alarm has to be stopped by pressing the button ON/OFF; then it is necessary to
recognize and eliminate the problem before starting again the watermaker.
5.2 First start-up procedure
The first start-up procedure is necessary to start a new plant for the first time or to restart it after performed a
chemical washing.
The purpose of the start-up procedure is to essentially purge the air contained in the system.
