Amax Bmax
C
D
E
21
10
15
5
7
7
20
1.
Outdoor unit
Indoor unit
A
B
Outdoor unit
Indoor unit
A
B
A
B
Outdoor unit
Indoor unit
Oil trap
When bending the pipe, be careful not to crush it. To prevent breaking of the pipe, avoid sharp bends.
Bend the pipe with a radius of curvature of 40 mm or over.
Connecting the pipe of gas side rst makes working easier.
The connection pipe is specialized for R32.
Half union
Flare nut
Torque wrench
CAUTION
Be careful that matters, such as wastes of sands,water,, etc. shall not enter the pipe.
The standard pipe length is Cm. If it is over D m, the function of the unit will be affected. If the pipe has
to be lengthened, the refrigerant should be charged, according to E g/m. But the charge of refrigerant
must be conducted by professional air conditioner engineer. Before adding additional refrigerant,
perform air purging from the refrigerant pipes and indoor unit using a vacuum pump,then
Spanner
Forced fastening without careful centering may
damage the threads and cause a leakage of gas.
Pipe Diameter( )
Fastening torque
Liquid side6.35mm(1/4")
18N.m
Liquid/Gas side9.52mm(3/8")
42 N.m
Gas side 12.7mm(1/2")
55N.m
Gas side 15.88mm(5/8")
60 N.m
Max.Elevation:
In case the elevation A is more
than 5m, oil trap shoud be
installed every 5~7
Max. Length:
In case the pipe length B is
more thanDm, the refrigerant
should be charged, according
to E g/m.
Connection of pipes
charge
additional refrigerant.
Amax
Bmax
2.
M i n. Length: B min
20
Bmin
3
3
5
1U
53
RAAFRA
1U
26
JABFRA
1U
35
JABFRA
FOR
2.6 & 3.5 kW
FOR
5.3kW
Summary of Contents for 1U09JABFRA
Page 16: ...R32 2 3 R 2 3 R R32 R32 R32 R32 R32 ...
Page 17: ...WARNING CAUTION N Open the window and well ventilated the room explosion proof fuse 13 ...
Page 19: ...R32 R32 R32 R32 R32 R32 R32 R32 R32 ...
Page 20: ...3 R32 R32 R32 R32 R32 R32 R32 ...
Page 21: ...R32 R32 R32 R32 R32 R32 R32 R32 10A HFC 410A ...
Page 24: ... ...
Page 25: ...23 R32 R32 ...