Refrigerant Connections; Connections And Pipe Lengths; Valves Connections - Carrier 38AW050H7 Manual De Instrucciones

Refrigerant connections

See R-410A - Installation manual for detailed instruction on the process.
CAUTION: IMPORTANT FOR POINTS BELOW FOR PIPING WORK
1. Keep dust and moisture away from inside the connecting pipes.
2. Tightly connect the connection between pipes and the unit.
3. Evacuate the air in the connecting pipes using VACUUM PUMP.
4. Check gas leak at connected points.

Connections and pipe lengths

Piping connections
Model
38AW050H7
38AW065H7 – 38AW090H7 /
38AW115H7
38AW120H9 /
38AW150H9
Piping length references (See fig. 8).
38AW050H7
38AW065H7
38AW090H7 /
38AW115H7
38AW120H9 /
38AW150H9

Valves connections

Use two spanner to tighten the valves as shown in the picture (See fig. 9).
8 38AW-
Outer diameter (mm)
Liquid Gas
6,4 (1/4") 12,7 (1/2")
9,52 (3/8") 15,9 (5/8")
9,52 (3/8") 15,9 (5/8")
A
m 15 30
m 15 30
m 15 30
m 15 30
Liquid
0,8
0,8
0,8
B C
50
30
70
70
(Fig. 8 - 9)
(Fig. 8)
Thickness (mm)
Gas
0,8
1
1
(Fig. 9)