Floor Ceiling Tpye Fan Coil Unit
9
7 Motorized valve
7.1 Installation
(1) The installation of the motorized valve should be done according as Fig.16.Firstly connect
one end of the tube joint with the water inlet tube of the unit, then connect the other end with
the motorized valve, and lastly connect the motorized valve with the flare nut . During the
installation, both the torque wrench and the spanner should be used and the moment of torque
should be within 90 N.m. Besides, a secure connection should be guaranteed.
Flare nut
Wiring interface Water outlet tube
Torque wrench
Thread fasten
Spanner
Valve
Tape
Water tube join
t
Fig.16
(2)
Both the tube joint and the motorized valve are G3/4 threaded. Prior to the connection, it is
recommended to wrap the tacky tape on the thread for two or three cycles for better sealing
effects
(3)
After the tube joint, motorized valve, water inlet tube, water outlet tube are connected reliably,
start the water pump of the outdoor unit to check if they leak or not.
(4) What should be done lastly is wrapping sponge around the motorized valve and the tube for
heat insulation.
Body
Valve
Inlet tube
Outlet tube
Pipe sleeve
Power cord
Terminal Board
Water
Valve
N
PE
PE
N
L
2
4
5
Fig.17
