Haier 1U24GS ERA Installation Manual page 2

The MAXI SPLIT system is an ideal option for open spaces in medium sized premises such as shops and offices,where two,three or four units are
required.These can be Cassettes type ( AB Series) or Convertible type(AC Series) models and can be connected to a single outdoor unit using
twin,triple,quadruple branch pipes.Please refer to the table below to choose suitabel branch pipe according the outdoor unit model,the indoor unit
model and quantities .
Outdoor unit Model Indoor Unit Model
AB18CS1ERA(S)
1U36HS1ERA(S)
AC18CS1ERA(S)
1U48LS1ERB(S)
AB24ES1ERA(S)
1U48LS1ERA(S)
1U48IS1ERB(S)
AC24CS1ERA(S)
AB28ES1ERA(S)
1U60IS1ERB(S)
1U60IS2ERB(S)
AC28ES1ERA(S)
AB12CS1ERA(S)
1U36HS1ERA(S)
AC12CS1ERA(S)
AB18CS1ERA(S)
1U48LS1ERB(S)
1U48LS1ERA(S)
1U48IS1ERB(S)
1U60IS1ERB(S)
1U60IS2ERB(S)
AC18CS1ERA(S)
AB12CS1ERA(S)
1U48LS1ERB(S)
1U48LS1ERA(S)
1U48IS1ERB(S)
1U60IS1ERB(S) 1U60IS1ERB(S)
1U60IS2ERB(S) AC12CS1ERA(S)
Note:For MAXI series models, please choose suitable manifold according to combinations of indoor and outdoor unit; detailed installation methods and
precautions, please refer to the installation instructions of the manifold; the manifold an optional component,please purchase separately according to
the actual installation requirements.
When installing MAXI SPLIT Series(1U36HS1ERA(S)/1U48LS1ERA(S)/1U48LS1ERB(S)/1U48IS1ERB(S)/1U60IS1ERB(S))/1U60IS2ERB(S), Please refer to the table below
concerning the pipe lengths , heights and sizes.
MAXI
Piping daigram
Model
Size Remark
Twin
Size Remark
Triple
Size Remark
Quadruple
Number of
Wire controller
indoor Units
2
YR-E16
2
2
YR-E16
2
2
YR-E16
2
3
YR-E16
3
3
YR-E16
3
4
YR-E16
4
Height between
Total One-way
outdoor unit and
piping length
indoor unit
L+L1+L2 H
1U36 1U48 1U60 1U36 1U48 1U60
≤50 ≤60 ≤75 ≤20 ≤30 ≤30
L+L1+L2 H
1U36 1U48 1U60 1U36 1U48 1U60
≤50 ≤60 ≤75 ≤20 ≤30 ≤30
L+L1+L2+L3+L4 H
1U36 1U48 1U60 1U36 1U48 1U60
/ ≤60 ≤75 / ≤30 ≤30
Gas side manifold
Height between
Branch piping length
indoors
L1 OR L2 H1
1U36 1U48 1U60 1U36 1U48 1U60
≤20 ≤0.5
L1 OR L2 OR L3 H1
1U36 1U48 1U60 1U36 1U48 1U60
≤20 ≤0.5
L1 OR L2 OR L3 OR L4 H1
1U36 1U48 1U60 1U36 1U48 1U60
/ ≤20 ≤20 / ≤0.5 ≤0.5
Liquid side manifold
Differrence between
Main piping size
branch length
|L1 - L2| liquid side /gas side
1U36 1U48 1U60 1U36 1U48
φ9.52 φ9.52
≤10
φ15.88 φ19.05
|Lx-Ly| x,y=1,2,3 x≠y liquid side /gas side
1U36 1U48 1U60 1U36 1U48
φ9.52 φ9.52
≤10
φ15.88 φ19.05
liquid side /gas side
|Lx-Ly| x,y=1,2,3,4 x≠y
1U36 1U48 1U60 1U36 1U48
φ9.52
/ ≤10 ≤10 /
φ19.05
Manifold Model
FQG-2Y100A
FQG-2Y200A
FQG-3Y100A
FQG-3Y200A
FQG-4Y200A
Branch piping size
liquid side /gas side
1U60 1U36 1U48 1U60
φ9.52 φ6.35 φ9.52 φ9.52
φ19.05 φ12.7 φ15.88 φ15.88
liquid side /gas side
1U60 1U36 1U48 1U60
φ9.52 φ6.35 φ6.35 φ6.35
φ19.05 φ9.52 φ12.7 φ12.7
liquid side /gas side
1U60 1U36 1U48 1U60
φ9.52 φ6.35 φ6.35
/
φ19.05 φ9.52 φ9.52