Z series combination household (townhouse)central air conditioning unit
13
Electric wiring diagram for no connection net control between fan coil and host
Fan coil
Fan coil
Electric valve
Temperature
control
Temperature
control
Temperature
control
N
M
M
M
M
M
M
L
E
...
Terminal switch board
(One can connect to 8
terminals in max.)
X1
X2
X7
Main board for indoor
unit of this unit
Electric wiring diagram for connected control between fan coil and host
Notice:
① .
When conduct connected control between fan coil and host, connect the control live wire of
temperature control of fan coil to the X2~X7 on terminal switch board inside electric case of unit through the
on/off of temperature control; then connect the port X1 at switch board to end_switch at main board of indoor
unit. Meanwhile, cancel the port live wire that default strapped to end_switch when outgoing.
② .
When connect control is not conducted between fan coil and host ,please strap the end_switch at main
board to live wire (short connected before outgoing).
③ .
Method of shutting off the power is cutting off the air switch. Contact diatance between the electrodes
of the air switch must be beyond 3 mm.
④ .
Installation should conform to the local electric standard.
⑤ .
The appliance shall be installed in accordance with natioal wiring regulations.
8.3 Water Pipe Connection
During connecting water pipe, please screw off the choke plug at water in pipe and water out pipe,
and then respectively connect the water-in hose and water-out hose with the water-in pipe and water-
out pipe of unit. Please note the following points during constructing:
1) Water connect pipes must be new,do not substitude old pipes for new ones.
2) Construction must be correctly designed and conducted by following the water and heat pipeline design
criteria and standard.
3) Select corresponding pipe diameter according to the given dimension of pipes.
4) There is expand can set in the unit, water flow switch,auto water filling valve,safety valve,and water
M
M
M
M
M
M
Fan coil
Fan coil
Fan coil
Electric
valve
Electric
valve
Electric
valve
N
L
E
Temperature
control
Temperature
control
Temperature
control
