Installation Manual
42
NOTE:
All wires between indoor and outdoor units must be connected by the qualified electric contractor.
Electric wires must be connected correctly. Improper connection may cause malfunction.
Tighten the terminal screws securely.
After tightening the screws, pull the wire sligltly to confirm whether it's firm or not.
Make sure that the electric connections are earthed properly to prevent electric shock.
Make sure that all wiring connections are secure and the cover plates are reinstalled properly. Poor installation
may cause fire or electric shock.
7.3.5 Installing of Indoor Unit
The piping can be output from right, right rear, left or left rear.
1.When routing the piping and wiring from the left or right side of indoor unit, cut off th e
tailings from the chassis as necessary(As shown in Fig.3)
(1)Cut off the tailing 1 when routing the wiring only ;
(2)Cut off the tailing 1 and tailing 2 when routing both the wiring and piping.
2.Take out the piping from body case, wrap the piping, power cords, drain hose with the
tape and then make them pass through the piping hole. (As shown in Fig.4)
3.Hang the mounting slots of the indoor unit on the upper hooks of the mounting plate
and check if it is firm enough.(As shown in Fig.5)
4.The installation site should be 250cm or more above the floor.
7.3.6 Installing of Connection Pipe
1.Align the center of the pipe flare with the related valve.
2.Screw in the flare nut by hand and then tighten the nut with spanner and
torque wrench by referring to the following:
NOTE:
Connect the connection pipe to indoor unit at first and then to outdoor unit. Handle pi-ping bending with care. Do
not damage the connection pipe. Ensure that the joint nut is tightened firmly, otherwise, it may cause leakage.
(N·m)
Ф6
Ф 9.52
Ф 12
31
35
15
20
50
55
Ф 16
60
65
Ф 19
70
75
Hex nut diameter Tightening torque
Fig.5
Mounting
plate
Fixing hook
Mounting
plate
Right
Right rear
Fig.4
Left rear
Left
Fig.3
Tailing 1
Tailing 2
Finally wrap it
with tape
Gas side piping
insulation
Water drainage pipe
Liquid side
Piping insulation
Gas side pipe
External connection
electric wire
Liquid side piping
1.Remove the handle on the right side plate of outdoor unit.
2.Take off wire cord anchorage. Connect and fix power connection cord
and power cord to the terminal board.Wiring should fit that of indoor unit.
3.Fix the power connection cord and power cord with wire clamps and
then connect the corresponding connector.
4.Confirm if the wire has been fixed properly.
5.Reinstall the handle.
7.4.1 Electric Wiring
NOTE:
Incorrect wiring may cause malfunction of spare part.
After the wire has been fixed, ensure there is free space between the connection and fixing places on the lead wire.
Schematic diagram being reference only, please refer to real product for authentic information.
Spanner
Torque
wrench
Piping
Taper nut
Indoor unit piping
Handle
Indoor unit connection
brown
brown
blue
blue black
yellow-green
yellow-
green
N
N
L
L
7.4 Install Outdoor Unit
