Fan Coil Unit Wall Mounted Type
(4) The power must have reliable earthing terminal. Please do not connect the earthingwire with the
following:
①
Water pipe
②
Gas pipe
③
Contamination pipe
④
Other place that professional personnel
consider is unreliable
(5) The model and rated values of fuses should accord with the silk print on fuse cover or related PCB.
2.7.3 Connection of the electric wire
When connecting the electric wire if the wire length is not enough, please contact with the authorized
service shop to buy a exclusive electric wire that is long enough and the joint on the wire are not allowed.
(1) The electric wiring must be correctly connected, wrong connection may cause spare parts malfunction.
(2) Tighten the terminal screw in order to prevent loose.
(3) After tighten the screw, slight pull the wire and confirm whether is it firm or not.
(4) If the earth wire is wrong connection, that may cause electric shock.
(5) The cover plate must be fixed, and tighten the connection wire, if it is poor installed, that the dust,
moisture may enter in or the connection terminal will be affected by outside force, and will cause fire or
electric shock.
3. Commissioning and Maintenance
3.1 Inspection after Installation
Items to be checked
Possible malfunction
Has it been fixed firmly?
The unit may drop,shake or emit noise.
Have you done the water leakage test?
It may cause insufficient cooling (heating) capacity.
Is heat insulation sufficient?
It may cause condensation and dripping.
Is water drainage well?
It may cause condensation and dripping.
Is the voltage in accordance with the rated voltage
marked on the nameplate?
It may cause electric malfunction or damage the part.
Is the electric wiring and piping connection installed
correctly and securely?
It may cause electric malfunction or damage the part.
Has the unit been connected to a secure earth
connection?
It may cause electrical leakage.
Is the power cord specified?
It may cause electric malfunction or damage the part.
Is the inlet and outlet been covered?
It may cause insufficient cooling(heating)capacity.
3.2 Trial Operation
3.2.1 Before Trial Operation
(1) Do not switch on power before installation is finished completely.
(2) Electric wiring must be connected correctly and securely.
(3) All the impurities such as scraps and thrums must be cleared from the unit.
3.2.2 Trial Operation Steps
(1) Switch on power, pressing "ON/OFF" button on the wireless remote control to start the test mode.
(2) Press TURBO button no less than 3 times during 5 seconds. The FCU run at test mode.
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