Vers. 2013-0
wall mounted fan coil unit
7
INSTALLATION, OPERATION
AND MAINTENANCE MANUAL
6. Connect the piping and make sure that the seals are
fi
tted neatly.
7. Connect the drain hose and tape over the connecting parts.
8. Ensure that the drain hose has no traps or dips to impede the water
fl
ow.
ATTENZION!
During the installation the piping must not create undesired siphons.
INSULATION OF PIPES
1. The pipe insulation should cover both INLET and OUTLET pipes as shown
below.
2. Use the insulation of polyethylene foam minimum of 6 mm in thickness.
ATTENZION!
FOR THE INSTALLATION OF SHUT OFF/BALANCING VALVES, OF
TWO SHUT OFF VALVES OR OF THE CONDENSATE DRAIN PUMP
IT IS NECESSARY TO INSTALL A BOX FORESEEN FOR CONDITIONING
SYSTEM.
DIP
SÌ
NO
DRAIN HOSE
DRAIN
HOSE
GIUNTO
TERMINAL
COVER
DISPLAY BOARD
CONNECTION
SCREWS
MODELS 1-2
MODELS 3-4
SCREWS
SCREWS
COVER
SCREWS
COVER
DRAIN
PAN
CONDENSATE
DRAIN
COVER ADEQUATELY
THE PIPING
INTERCONNECTING
WIRING
MOD.
CONNECTION
WATER INLET
WATER OUTLET
1
FEMALE 1/2”
FEMALE 1/2”
2
FEMALE 1/2”
FEMALE 1/2”
3
FEMALE 1/2”
FEMALE 1/2”
4
FEMALE 1/2”
FEMALE 1/2”
FIELD PIPING CONNECTION
WATER
INLET
ISOLAMENTO
INSULATION
WATER
INLET
WATER INLET
WATER OUTLET
WATER
OUTLET
WATER
OUTLET
YES
YES
NO
HOW TO REMOVE THE FRAME GRILLE
CHECKING THE DRAINAGE
1. Open the front panel by grasping the panel at the side rounded groove and
pulling it towards you.
2. Unscrew the terminal cover, pull out and disconnect the display board con-
nection as shown in the illustration.
1. Turn off power to the unit.
2. Pour a glass of water into the drain pan.
3. Ensure that the water
fl
ows out from the drain hose of fan coil unit.
3. Remove the 3 screws cover and the mounting screws of the frame grille
(please refer to the illustration)
