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II - 36
Design of W-ECO MULTI SYSTEM
2
TD831077
4. Installation Instructions
4-12. Optional ball valve kits
See the installation instructions packaged with the ball valve kit for the procedure for installation.
Model name
Contents
Applicable
Indoor unit cooling capacity
for R407C
for R22
Ball valve mm (inch)
outdoor unit
after the ball valve
BV-XR125B
BV-X125B
* 38.1
(1- 1/2)
190, 150 type
40 ~ 70 kW
15.88 (5/8)
BV-XR94B
BV-X94B
* 28.58 (1- 1/8)
90 type
~ 28 kW
12.7
(1/2)
BV-XR84B
BV-X84B
* 25.4
(1)
70 type
~ 22.4 kW
12.7
(1/2)
BV-XR63B
BV-X63B
19.05 (3/4)
(36, 48 type)
~ 16 kW
9.52
(3/8)
BV-XR53B
BV-X53B
15.88 (5/8)
–
~ 9 kW
9.52
(3/8)
BV-XR43B
BV-X43B
12.7
(1/2)
–
~ 3.6 kW
9.52
(3/8)
BV-R3B
BV-3B
9.52
(3/8)
for Balance tube
–
* Marked ball valves are brazing type and the others are flare connecting type.
Referring to the above chart, make sure that your ball valve is suitable for
your refrigerant. The ball valve used for R22 refrigerant is different from
one used for R407C (No-interchangeability).
CAUTION
Figure
Flare type
Welding type
1659_M_I
A
2-ø 7
E
B
C
D
30
°
Heat insulator
(Separated in two)
Service port
1658_M_I
A
E
D
30
°
C
B
2-ø 7
Heat insulator
(Separated in two)
Service port
Welding type
NOTE
Install the service port facing toward the port for additional unit.
(No service port)
25.4 (1")
250
55
69
35
83
28.58 (1-1/8")
250
55
69
41
92
A
B
C
D
E
9.52 (3/8")
76
42
54
16
44
12.7 (1/2")
89
42
56
20
51
15.88 (5/8")
92
42
56
20
51
19.05 (3/4")
108
51
68
22
56
Ball valve size
mm (in.)
38.1 (1-1/2")
270
28
67
40 104
Attachment
Joint
1
1
1
2
Q'ty
Joint
Joint
Joint
Inside diameter
38.1
Inside diameter
31.8
Outside diameter
38.1
1661_M_I
1662_M_I
1663_M_I
Inside diameter
19.05
Inside diameter
41.28
Inside diameter
38.1
Inside diameter
41.28
1664_M_I
15.88, Flared
1660_M_I
A
E
C
B
D
Heat insulator
(Separated in two)
Dimension (mm)