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INSTALLATION INSTALLATION MANUAL MANUAL CHILLED WATER FAN COIL UNIT IM-FCU-0999L (local cover) 7/14/00, 1:19 PM...
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INSTALLATION MANUAL This manual provides the procedures of installation to ensure a safe and good standard of operation for the air conditioner unit. Special adjustment may be necessary to suit local requirements. Before using your air conditioner, please read this instruction manual carefully and keep it for future reference. CHILLED WATER FAN COIL UNIT MODEL Reference Model...
OUTLINE AND DIMENSIONS INDOOR UNIT (CE SERIES) MODEL 20DW 25DW 30DW 40DW 50DW 1174 1174 1174 1674 1674 1082 1082 1082 1582 1582 1214 1214 1214 1714 1714 1379 1379 All dimensions are in mm. ! Caution Sharp edges and coil surfaces are potential locations which may cause injury hazards.
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Center distance of axle (see drawing below) 140 mm CK Model • The installation place must be strong enough to support a load 4 times weight of the indoor unit to avoid noise amplification and vibration. • The installation place (handing ceiling surface) must be assuring levelness and the height in the ceiling is 350mm or more. •...
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Drain Piping Work • Drain pipe must be in downward gradient for smooth drainage. • Avoid installing the drain pipe in up and down slope to Indoor Unit prevent reversed water flow. • During the drain pipe connection, be careful not to exert Pipe Clamp extra force on the drain connector at indoor unit.
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NOTE: INSTALL THE FRONT FRAME PANEL FIRMLY TO PREVENT COOL AIR LEAKAGE WHICH WILL CAUSE CONDENSATION AND WATER DRIPPING. Indoor Unit Cool Air Cool Air Air leak Air leak Ceiling Board Ceiling Board Panel Panel GOOD INSTALLATION BAD INSTALLATION Air Intake Grille Installation •...
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NOTE: • Avoid using the short duct on which the air discharge grille can be completely closed, to prevent evaporator freezing. • In order to prevent condensation forming, be sure that there is sufficient thermal insulation and no leakage of cool air when installing the short duct.
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FIGURE C UTENSILS, FURNITURES OR BUILT-IN ARCHITECTURAL FEATURES MUST NOT PROTRUDE MORE THAN 250.0MM CEILING TYPE FLOOR STANDING TYPE SEMI-ENCLOSE MOUNTING In case the unit is to be half-recessed into a false ceiling, please check that the unit is well-aligned. Provide the installation space as shown in figure D.
WATER PIPING CONNECTION The indoor unit is equipped with water outlet and inlet bare connection. There is an air-vent for air purging that is fitted at the outlet water header. 3 ways solenoid valve is required for cycling off or bypass the chilled water. Black steel pipe, polyethrene pipe, PVC pipe and copper tube are recommended in field installation.
OVERALL CHECKING Ensure the following, in particular:- 1) The unit is mounted solidly and rigid in position. 2) Piping and connections are leak proof after charging. 3) Proper wiring has been done. Drainage check-pour some water into left side of drain pan (drainage is at the right side of the unit). NOTE: •...