Haier 3U19FS1ERA Service Manual - Page 37

U19FS1ERA

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4.3 Limitation values on pipe installation 3U19FS1ERA >_]]VbTZR\ _^UZdZ_^Vb Item A,B,C liquid pipe A,B,C Gas pipe L1 (one way) L2 (one way) L3 (one way) L1+L2+L3 h H+ H- Unit Description Standard Maximum mm Size of the liquid side connection pipe φ6.35 / mm Size of the gas side connection pipe m Max.piping length between IU and OU of the way m Max.piping length between IU and OU of the way m Max.piping length between IU and OU of the way m Total liquid piping length m Drop between every two indoor units when the location of the outdoor unit is among indoor units m Drop between every two indoor units when the location of the outdoor unit is at one side of indoor units φ9.52 ≤10 ≤10 ≤10 ≤30 ≤1 ≤1 / ≤25 ≤25 ≤25 ≤50 ≤15 ≤7.5 m Drop between the outdoor unit and the indoor unit ≤5 ≤15 m Drop between the outdoor unit and the indoor unit when the location of outdoor unit is among the indoor units ≤5 m Drop between the outdoor unit and the indoor unit when the location of outdoor unit is at one side of indoor units ≤5 ≤7.5 ≤15 -37-

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3U19FS1ERA
4.3 Limitation values on pipe installation
Item
Unit
Description
Standard Maximum
A,B,C liquid pipe
mm
Size of the liquid side connection pipe
φ
6.35
/
A,B,C Gas pipe
mm
Size of the gas side connection pipe
φ
9.52
/
L1 (one way)
m
Max.piping length between IU and OU of the way
≤
10
≤
25
L2 (one way)
m
Max.piping length between IU and OU of the way
≤
10
≤
25
L3 (one way)
m
Max.piping length between IU and OU of the way
≤
10
≤
25
L1+L2+L3
m
Total liquid piping length
≤
30
≤
50
m
Drop between every two indoor units when the
location of
the outdoor unit is among indoor units
≤
1
≤
15
m
Drop between every two indoor units when the location of
the outdoor unit is at one side of indoor units
≤
1
≤
7.5
H+
m
Drop between the outdoor unit and the indoor unit
≤
5
≤
15
m
Drop between the outdoor unit and the indoor unit when the
location of outdoor unit is among the indoor units
≤
5
≤
7.5
m
Drop between the outdoor unit and the indoor unit when the
location of outdoor unit is at one side of indoor units
≤
5
≤
15
h
H-
-37-