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innovair -ASL-JEC 18 SEER Installation Instructions Manual page 14

(-)asl-jec 18 seer equipped with the comfort control-2 system and featuring dual drive compressors in select models, featuring industry standard r-410a refrigerant
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TABLE 4
(-)ASL SUCTION LINE SIZING
SUCTION LINE SIZE - OUTDOOR UNIT ABOVE INDOOR COIL
R-410A System
Connection
Capacity Model
-25
3/4" [19.05]
-37
3/4" [19.05]
-39
3/4" [19.05]
-48
7/8" [22.23]
-60
7/8" [22.23]
NOTES: Using suction line larger than shown in chart will result in poor oil return.
*Standard Line Size
SUCTION LINE SIZE - OUTDOOR UNIT BELOW INDOOR COIL
Line Size
R-410A System
Connection
Capacity Model
Size (Inch
I.D.) [mm]
-25
3/4" [19.05]
-37
3/4" [19.05]
-39
3/4" [19.05]
-48
7/8" [22.23]
-60
7/8" [22.23]
NOTES: Using suction line larger than shown in chart will result in poor oil return.
*Standard Line Size
14
Line Size
Line Size (Inch
Size (Inch
O.D.) [mm]
I.D.) [mm]
5/8" [15.88]
3/4" [19.05]*
7/8" [22.23]
5/8" [15.88]
3/4" [19.05]*
7/8" [22.23]
5/8" [15.88]
3/4" [19.05]*
7/8" [22.23]
5/8" [15.88]
3/4" [19.05]*
7/8" [22.23]
3/4" [19.05]
7/8" [22.23]*
1-1/8" [28.58]
Line Size (Inch
O.D.) [mm]
5/8" [15.88]
3/4" [19.05]*
7/8" [22.23]
5/8" [15.88]
3/4" [19.05]*
7/8" [22.23]
5/8" [15.88]
3/4" [19.05]*
7/8" [22.23]
5/8" [15.88]
3/4" [19.05]*
7/8" [22.23]
3/4" [19.05]
7/8" [22.23]*
1-1/8" [28.58]
Outdoor Unit ABOVE Indoor Coil (Cooling Only - Does not apply to Heat Pumps)
Total Equivalent Length - Feet [m]
25 [7.62]
50 [15.24]
75 [22.86]
Same as Liquid Line Size Table
Same as Liquid Line Size Table
Same as Liquid Line Size Table
Same as Liquid Line Size Table
Same as Liquid Line Size Table
Outdoor Unit BELOW Indoor Coil (Cooling Only - Does not apply to Heat Pumps)
Total Equivalent Length - Feet [m]
25 [7.62]
50 [15.24]
75 [22.86]
Same as Liquid Line Size Table
Same as Liquid Line Size Table
Same as Liquid Line Size Table
Same as Liquid Line Size Table
Same as Liquid Line Size Table
Same as Liquid Line Size Table
Same as Liquid Line Size Table
Same as Liquid Line Size Table
Same as Liquid Line Size Table
Same as Liquid Line Size Table
Suction Line Size
100 [30.48]
125 [45.72]
NA
NA
NA
NA
NA
NA
NA
NA
NA
NA
Suction Line Size
100 [30.48]
125 [45.72]
NA
NA
NA
NA
NA
150 [45.72]
150 [45.72]
NA
NA
NA
NA
NA
NA

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