Service manual

Installation
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 Min. inserting depth and clearance between connectors. Unit: mm
Out .Diameter. (D) Min. Inserting depth (B) Clearance (A~D)
5＜D＜8
6
8＜D＜12
7
0.050~0.21
11＜D＜16
8
16＜D＜25
10
0.050~0.27
25＜D＜35
12
A
D
35＜D＜45
14
0.050~0.35
4.6.3 Flare Connection
1) Before flaring, the auxiliary pipe must be annealed.
2) Use incision machine.
3) Dimension:
Shape Diameter O.D. A
3/8" 9.53
1/2" 12.7
0.05―0.21
5/8" 15.88
3/4" 19.05
0.05―0.27
4) Smear oil at flaring part.
♦ Be careful to get rid of burr.
♦ Use two torques.
♦ Use proper torque to fasten nut.
Torque
Dimension
(kgf ·m) (N·cm)
1/4"(Φ6.4) 144―176 1440―1720
3/8"(Φ9.5) 133―407 3270―3990
1/2"(Φ12.7) 504―616 4950―6030
5/8"(Φ15.9) 630―770 6180―7540
3/4"(Φ19.0) 990―1210 9270―11860
4.6.4 Laying
1) Laying the refrigerant pipes
♦ Mark the system clearly in every distance to prevent wrong connection.
♦ The plane where the two branches locate should be parallel to the horizontal plane, or the