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An excess or a shortage of refrigerant is the
main cause of trouble to the units.
Charge the correct refrigerant quantity.
C-
3
A
(10 Btu/h)
19.05(3/4)
76
22.2(7/8)
96
B-
A-
mm(in.)
C
B
9.53(3/8)
VP 25
9.53(3/8)
Flaring Dimension
Perform the flaring work as shown below.
(*)It is impossible to perform the flaring work with
1/2H material. In this case, use an accessory
pipe(with a flare).
10
(Only for R410A or R407C)
Diameter
D
R410A
6.35
9.1
9.53
13.2
12.7
16.6
15.88
19.7
(*)
19.05
5.2
+0
A
-0.4
R407C
9.0
13.0
16.2
19.4
23.3
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