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Fan Coil Unit One-Way Cassette Type
a) Make sure the right direction of panel in order that the installation holes on the panel is
corresponding to the unit, put two bolt in diagonal position ST4×10 and screw it but not tightly.
b) Connect wiring cable of stepping motor, display board to the elec. box and tidy up the wiring
cables.
c) Put the other two bolt in diagonal position ST4×10 and screw it to the main unit but not tightly.
d) Adjust the location and direction of panel to make air outlet frame and the drain pan wind way
acdordant.
e) Screw up the bolts tigthly and make sure the well match between unit and panel.
f) Install the air inlet grille opposite to the sequence when disamount the grille.
NOTE!
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The incorrect direction will result in water leakage, meanwhile swing and signal
receiving are displayed that cannot be connected.
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Please refer to section 5.7 before connect the cables.
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If screws are not tightening, problems in below Fig. might occur. Tighten screws
properly.
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If there is still space after tightening of screws, please readjust the height of indoor
unit.
5.6 Pipe connection
DANGER OF SCALDING BY ESCAPING
HEATING MEDIUM!
Before the on-site piping and the fan coil hydraulic connection is set up, the heating/cooling water
should be isolated and secured against being opened unintentionally.
NOTE!
-
At the beginning of the fitting procedure, remove the caps on the water inlet and outlet
pipes.
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All on-site pipes by others for the cooling water must be insulated against condensate
formation.
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When all connections have been completed, all screw connections should be tightened
and checked that they are free of mechanical stress.
5.6.2 Valve connection
The units are supplied without valves, In case of installation with valves by others, the installation
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Troubleshooting
