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Catalogue CWS Modul

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3 - OPERATION

3.1- Running the unit from the main control panel for boats

a) Make sure that all the circuit breakers inside the electrical box are put in "ON" position.

b) Put the switch "(INT - EXT) in "INT" position.

c) Turn on "ON" the "Main Power" switch.

d) The "POWER" light (green) which indicates that the box is connected to mains supply.

e) Turn to "1" all the compressor switches.

f) Turn the "Control" switch on 1 (for units in Cool Only version)

g) Turn the ."Mode" change over switch (COOL -OFF-HEAT) (for units equipped with "heat"! function), to run the system and contemporary to select the running mode (Cool).

h) The "FLOW" light (red) will lit for a short time and then goes off meaning the the fresh water flow is correct.

i) The step regulator (Thermoregulator) displays initially a value of -6° C the rises till it shows the actual fresh water temperature

j) Now, one by one, all the compressors will start in sequence

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k) Let the system run checking that the fresh water temperature decreases regularly till it reaches the set point value.

3.2 Running the unit from the remote control panel

Proceed as described in the previous chapter but at point (b) put the switch on "EXT" position, so that the remote panel is in control.

Turn the switch ofthe remote panel on "1" or "Cool" and then proceed thru the other point till (k).. The system will work normally but it is controlled by the remote panel for

page 17 of 28

MODULGB 2007.doc

10/04/07