FRANCO s.r.l. User and maintenance manual ROOF COOLER
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e) Cleaning and replacing the pump
(Fig. 4.2.5)
Check the condition of the pump and remove
any deposits of dirt. To replace: disconnect the
pump's power cable from the mains and
disconnect the water hose by loosening the
clamp on the delivery side. Hold down the
locking lever (marked with a padlock) and rotate
the pump to release it from its seat.
Fit the new pump, repeating the sequence in
reverse and ensuring that the locking lever
clicks into place.
f) Adjusting and replacing the float (Fig.
4.2.6)
Check that the float is positioned to ensure the
correct filling level of the tank and adjust it if
necessary, referring to the label near the float.
For replacement: disconnect the water supply
and remove any fittings from the machine
connection. Unscrew the plastic ring nut and
remove the float body.
Position the new float and repeat the sequence
used to remove the old one in reverse order.
Adjust the position of the float so that the filling
level is correct.
g) Cleaning and replacing the drain valve
(Fig. 4.2.7)
Check the condition of the exhaust valve, and
remove any deposits of dirt, particularly around
the sealing gasket.
To replace the valve: drain the water in the tank
and disconnect the valve power cable.
Disconnect the exhaust hose and remove the
exhaust valve.
Mount the new valve by repeating the sequence
in reverse, making sure that the sealing gasket
is firmly in place at the bottom of the tank and
that there are no water leaks.
Ring of
fixing and
adjustment
Fig. 4.2.5
Fig. 4.2.6
Fig. 4.2.7
