Carrier REFRIGERANT R-410A User Manual
Page 14
14
Table 3 — Fitting Requirement (cont)
‡
See Fig. 7 for access hole location by number.
† Fittings are listed in order from header or tee stub connection out to access hole in corner support post.
UNIT
ACCESS
HOLE NO.
‡
CONNECTION
TYPE
CIRCUIT
FITTINGS REQUIRED
†
(in.)
40RUA28
1
Suction
Lower
1
3
/
8
Street Elbow
1
3
/
8
Nipple, 11 L
1
3
/
8
Long Radius Elbow
2
Liquid
Lower
5
/
8
Street Elbow
5
/
8
Nipple, 1
1
/
2
L
5
/
8
Long Radius Elbow
3
Liquid
Upper
5
/
8
Street Elbow
5
/
8
Nipple, 19
1
/
2
L
5
/
8
Long Radius Elbow
4
Suction
Upper
1
3
/
8
Nipple, 4
3
/
16
L
1
3
/
8
Long Radius Elbow
1
3
/
8
Nipple, 23
1
/
4
L
1
3
/
8
Long Radius Elbow
40RUS*28, 30
5
Supply
Lower
2
1
/
8
Long Radius Elbow
2
1
/
8
Nipple, 3
1
/
2
L
2
1
/
8
Long Radius Elbow
6
Return
Lower
2
1
/
8
Long Radius Elbow
2
1
/
8
Nipple, 3 L
2
1
/
8
Long Radius Elbow
7
Return
Upper
2
1
/
8
Long Radius Elbow
2
1
/
8
Nipple, 6
7
/
8
L
2
1
/
8
Long Radius Elbow
8
Supply
Upper
2
1
/
8
Long Radius Elbow
2
1
/
8
Nipple, 11
7
/
8
L
2
1
/
8
Long Radius Elbow
40RUA*30
1
Suction
Lower
1
3
/
8
Street Elbow
1
3
/
8
Nipple, 3 L
1
3
/
8
Long Radius Elbow
2
Liquid
Lower
5
/
8
Street Elbow
5
/
8
Nipple, 7
3
/
4
L
5
/
8
Long Radius Elbow
3
Liquid
Upper
5
/
8
Street Elbow
5
/
8
Nipple, 18
1
/
2
L
5
/
8
Long Radius Elbow
4
Suction
Upper
1
3
/
8
Nipple, 4
3
/
16
L
1
3
/
8
Long Radius Elbow
1
3
/
8
Nipple, 19
1
/
4
L
1
3
/
8
Long Radius Elbow