3
– PRODUCT PRESENTATION
COD:
500M380.D.2018
EN
THE PRESENT MANUAL BELONGS TO -
Schenker Italia
- ALL RIGHTS RESERVED
14
3.8 Composition of the machine
The machine is composed of the following parts:
1. PRE-PUMP
2. PRE-FILTRATION UNIT
3. WATERMAKER GROUP
3.8.1
Pre-pump
This pump has the duty of picking the sea water up and send it to the pump 2, through the pre filtering unit.
On the pump head there is a nut, used to purge the air, or introduce water in the inlet connection, to facilitate
the suction of the pump at the first start-up. On the pump inlet there is a T fitting, where is connect the
electrovalve
for the automatic washing of the unit
.
PRE-PUMP 380 VAC
FIG. 3-6