Haier AD09LS1ERA Operation Manual And Installation Manual page 23

Installation Procedure
Installing the suspension screw
Wooden structure
Original concrete slad
Hanging of the indoor unit
Installation Procedure
CAUTION
In installation, if there is refrigerant gas leakage, please
take ventilation measures immediately. The refrigerant
gas will generate poisonous gas upon contacting fire.
After installation, please verify that there is no refrigerant
leakage. The leaked refrigerant gas will produce
poisonous gas when meeting fire source such as heater
and furnace etc.
Pipe material
Phosphorus deoxidized copper seamless pipe (TP2M)
for air conditioner.
Allowable pipe length and drop
Supplementary refrigerant
Note:
Connection of refrigerant pipe
Creating vacuum
New concrete slab
Steel reinforcement structure
Pipe size (unit :mm)
Model
AD09LS1ERA AD12LS1ERA
AD09SS1ERA AD12SS1ERA
AD09SS1ERA(N) AD09SS1ERA(N)(P)
AD12SS1ERA(N) AD12SS1ERA(N)(P)
AD18LS1ERA AD18SS1ERA
AD18SS1ERA(N) AD18SS1ERA(N)(P)
AD24LS1ERA AD24SS1ERA
AD24SS1ERA(N) AD24SS1ERA(N)(P)
Air Duct
Refrigerant Pipe
Gas side Liquid side
9.52 6.35
12.7 6.35
15.88 9.52