33
11.3
Install Outdoor Unit
1 Install connecting pipe
The flare end of the connecting pipe coincides with the flare end connector of the corresponding valve
Tighten nuts on connecting pipe forcibly then tighten it by spanner (as shown in Fig.11.7)
Note: Too great of torque would damage nuts.
Refer the following list
for tightening torque
2 Distribution line connection
Disassemble the right side board of the outdoor unit, drill
hole for connection of the outdoor unit and sheath with
line passing rubber ring;
Disassemble line clamp, connect the power lines to the
terminal board and fix them as shown in Fig.11-9. Take
off the clamp, connect and fix the power connect lines to
the wiring terminal board (as shown in Fig.11.8);
With line clamp, fix the power lines and signal control
line. Connect the corresponding connectors properly
Ensure that wire has been fixed firmly
Install Front side plate
Remark
W r o n g w i r i n g c o n n e c t i o n w i l l c a u s e f a i l u r e o f s o m e e l e c t r i c
components
The lead between the connecting and the fixed should be a little
freedom when fixing it with wire clamp.
Fig.11-7
Torque Spanner
Spanner
Joint
Connect pipe nut
Hex nut diameter
Tighten torque(N-M)
Diameter 6
15-20
Diameter 9.5
31-35
50-55
Diameter 12
Diameter 16
60-65
Front side plate
Rear side Plate
Line Passing hole for outdoor unit
Interconnection Cable
Control Cord
Earthing Copper wire
Blue
Brown
Yellow-Green
Purple
L i n e
Clamp
Power
Cable
(Fig.11-8)
Black
Orange
