FRANCO srl Manual of use and maintenance ROOF COOLER
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2.3 Electrical connection
The installation involves the use of a humidistat or a thermostat ON/OFF controlling the power
of the machine; it is still possible to use, alternatively, a switch ON/OFF, in this case the start
and stop of the machine must be done manually.
The choice, however, does not affect the installation procedure described below.
Electrical connections must be undertaken by specialized, experienced and trained
technicians, in accordance with the current legislation.
Ensure that the electricity supply specifications correspond to those indicated in the
in this manual.
It is obligatory that the device is grounded using an efficient ground line.
The installation must foresee a device enabled to disconnect the machine from the electric supply, furthermore,
a safety fuse (delayed motor starting type) or an adequate motor protection switch must be installed.
It is suggested to install a timed switch for the drainage of the tank (Bleed-Off function), in order to maintain the
machine in proper working conditions.
2.4 Hydraulic connection
The installation of the Cooling device foresee the connection to the piping lines of water supply and drainage at
the proper points (Fig. 1.3).
A 3/8”M connection is disposed for drainage; a 1/2"M fit is predisposed for water supply (or a 3/8”
fast connection, “rilsan” hard type pipe).
The pipes that must be used are of type hard “rilsan” for drainage, while, for the supply, a 1/2” fit is
predisposed.
