Carrier REFRIGERANT R-410A User Manual
Page 13
13
Table 2 — Factory-Installed Nozzle and Distributor Data
Table 3 — Fitting Requirements
UNIT
COIL TYPE
STD
TXV
Qty...Part No.
DISTRIBUTOR
Qty...Part No.
FEEDER TUBES
PER DISTRIBUTOR
†
Qty...Size (in.)
NOZZLE
Qty...Part No.
40RU*25
4 Row
2...BBIZE-8-GA
2...1135
18...
3
/
16
2...G6
40RU*28
4 Row
2...BBIZE-15-GA
2...1126
20...
3
/
16
2...C15
40RU*30
4 Row
2...BBIZE-15-GA
2...1126
24...
3
/
16
2...C17
†
Feeder tube size is
1
/
4
in. (6.35 mm).
NOTE: Hot gas bypass applications require field-supplied auxiliary side connector.
UNIT
ACCESS
HOLE NO.
‡
CONNECTION
TYPE
CIRCUIT
FITTINGS REQUIRED
†
(in.)
40RUA25
1
Suction
Lower
1
1
/
8
Street Elbow
1
1
/
8
Nipple, 7
5
/
8
L
1
1
/
8
Long Radius Elbow
2
Liquid
Lower
5
/
8
Street Elbow
5
/
8
Nipple, 6
1
/
2
L
5
/
8
Long Radius Elbow
3
Liquid
Upper
5
/
8
Street Elbow
5
/
8
Nipple, 9
1
/
2
L
5
/
8
Long Radius Elbow
4
Suction
Upper
1
1
/
8
Nipple, 5
5
/
8
L
1
1
/
8
Long Radius Elbow
1
1
/
8
Nipple, 11 L
1
1
/
8
Long Radius Elbow
40RUS25
4
Supply
Lower
1
3
/
8
Long Radius Elbow
1
3
/
8
Nipple, 3
3
/
4
L
1
3
/
8
Long Radius Elbow
5
Return
Lower
1
3
/
8
Long Radius Elbow
1
3
/
8
Nipple, 3
3
/
8
L
1
3
/
8
Long Radius Elbow
6
Return
Upper
1
3
/
8
Long Radius Elbow
1
3
/
8
Nipple, 7 L
1
3
/
8
Long Radius Elbow
7
Supply
Upper
1
3
/
8
Long Radius Elbow
1
3
/
8
Nipple, 11
3
/
4
L
1
3
/
8
Long Radius Elbow