Haier AU55NFIAIA Service Manual page 15

Outer diameter
.
6.35mm
Outer diameter 6.35mm
B、MP3(MP2) device installation position
a、MP3(MP2) device should be counted on the vertical wall, maintenance cover panel
must be to the outer, and open a maintenance door over 600mm out of the panel.
b、Indoor distribution pipe must be fetched out from up of MP3 to any direction.
c、Lean must be in the range of ±5°.
C、Wiring connection:
a、Power wiring、communication wiring of the same indoor unit must correspond with its
connection pipe、 electronic expansion valve (refer to the wiring diagram on the indoor
electric box cover and MP3).The distance from indoor to MP2(MP3) can be up to 15m.
b、After wiring connection, the wiring must be fixed firmly with wire clip.
2、MP3(MP2) refrigerant circuit can be used for ceiling concealed model (only show
out liquid pipe connection)
Commercial Air Conditioner
Inner
diameter
6.35mm
For example:
Inner diameter 9.52mm
- 14 -
Note: Cutoff the pipe of standard
accessories according
distribute pipe diameter, then connect it
with MP3
9.52
Connect with pipe diameter 9.52mm on
liquid side
Model: AU55NFIAIA
to indoor
Wax sealed