Water Pipe Connection - Gree HLR45SNa-M Installation And Operation Manual

Household (Townhouse) Central Air Conditioning Unit
Electric wiring diagram for no connection control between fan coil and host
M
Fan coil
Temperature
control
Electric wiring diagram for connected control between fan coil and host Special notice:
M
Fan coil
Temperature
control
1) When connected the control wire between fan coil and host, connect the live wire of fan coil controller
to the port X2~X7 on terminal switch board inside electric case through the switch of temperature control;
Meanwhile, disconnect the original connecting wire between main controller and end-switch . Then connect
the port X1 at switch board to end-switch at main board of indoor unit.
2) When connect control is not conducted between fan coil and host, please connect the end-switch at
main board with live wire (short connected when outgoing).it shall be done by professional.
3) Method of shutting off the power is cutting off the air switch. Contact distance between the electrodes
of the air switch must be beyond 3mm.
4) Installation should conform to the local electric standard.
5) The appliance shall be installed in accordance with national wiring regulations.
6) Before obtaining access to terminals, all supply circuits must be disconnected.
7) If the supply cord is damaged, it must be replaced by the manufacturer or its service agent or a similarly
qualified person in order to avoid a hazard. 8 、 An all-pole disconnection switch having a contact separation of
at least 3mm in all poles should be connected in fixed wiring. 9 、 The appliance shall not be used by children
without supervisor.

8.3 Water Pipe Connection

When connecting water pipe, please screw off the plug at water in pipe and water out pipe, connect
the water-in hose and water-out hose separately with the water-in pipe and water-out pipe of the unit.
Please note the following points when constructing:
1) Water connect pipes must be new, do not use old pipes instead of new ones.
Electric
valve
M
M
Fan coil
Temperature
control
X4 X3
Electric
valve
M
M
Fan coil
Temperature
control
13
Electric
valve
M
M
Fan coil
Temperature
control
X2
Electric
valve
M
M
Fan coil
Temperature
control
Electric
valve
M
N
L
E
Electric
valve
M
N
L
E