THE PRESENT MANUAL BELONGS TO - Schenker Italia - ALL RIGHTS RESERVED
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bleeding of air. The valve must be closed during normal working conditions (vertical position), and it is opened
during the air bleeding operations (horizontal position).
Positioner. It is a stainless steel threaded arm, with a black knob, located on the right side of the watermaker.
Its function is to reset the unit in case of hydraulic block.
Reset valve. It is installed next to the watermaker right front corner and it is recognizable by the little blue
plastic lever. The valve must be closed during normal functioning (lever perpendicular to the valve). Such valve
has the function to allow the reset of the ERS in case of a system block. It must be opened before acting on
the valve positioner.
High pressure switch. It Is hydraulically connected with the pump group. It stops the system if the pump
pressure exceeds 15 bar. In this case a high-pressure alarm is activated on the control panel.
Probe (pressure switch). It is a device, hydraulically connected to the left side on the main valve of the Energy
Recovery System. Its function is check that the cycling of the machine is correct. It is set at 3 bar.
Computer box. It is an external unit. It has to be installed relatively close to the watermaker, in a position
protected from water. It is connected to the remote panel and controls the functions of the watermaker
automatically.
The microswitches P1and EV allow the direct command of the pump the electrovalve respectively. They can
be used, as an emergency solution, for starting the watermaker in case of total failure of the electronic
computer. In normal condition they have to be switched off.
COMPUTER BOX
FIG. 3-10
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