Haier 1U25S2SQ1FA [9/54] Post installation inspection items
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Haier 1U25S2SQ1FA [9/54] Post installation inspection items

Haier 1U25S2SQ1FA [9/54] Post installation inspection items
 



 



 


 

     

 
           

 

 
 
 

 
 






 











 
                

 
 
 
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 
          

              


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1 Fixation The support of the outdoor unit shall be fixed onto the wall surface and then the outdoor unit shall be fixed onto the support horizontally In case the outdoor unit is wall mounted or roof mounted the support shall be firmly fixed to avoid the damage of strong wind 2 Installation of connecting pipes The cone of the connecting pipes shall be aligned with the conical surface of corresponding valve connector The nut of connecting pipes shall be installed at a proper position and then be tightened with a spanner Excessive tightening torque shall be avoided or otherwise the nut may be damaged Vacuumizing A digital vacuum gauge shall be connected for vacuumizing The duration of vacuumizing shall be at least 15 minutes and the pressure of the vacuum gauge shall be below 60Pa Afterwards the vacuumizing equipment shall be closed and whether the reading of the digital vacuum gauge is increased or not shall be observed after the English pressure is maintained for 5 minutes In case no leakage is identified the two way stop valve and three way stop valve of the outdoor unit may be opened Finally the vacuumizing hose connected to the outdoor unit can be disassembled Leak Detection The joint of connecting pipes for the outdoor unit shall be subject to leak detection with soap bubble or dedicated leak detection equipment Post installation Inspection Items and Test Run Post installation Inspection Items Items to Be Checked Consequence of Improper Installation Whether the installation is firm or not The unit may fall vibrate or make a noise Whether the inspection on air leakage is completed The refrigerating capacity heating capacity may be insufficient Whether the unit is fully insulated Condensation or drip may occur Whether the drainage is smooth or not Condensation or drip may occur Whether the power voltage is identical to that marked on the nameplate Failure may occur or the parts may be burned Whether the circuit and pipeline are installed correctly Failure may occur or the parts may be burned Whether the unit is safely earthed Electric leakage may occur Whether the type of wire is in line with relevant Failure may occur or the parts may be burned regulations Whether barriers are identified at the air inlet outlet of the indoor outdoorunit The refrigerating capacity heating capacity may be insufficient Whether the length of refrigerant pipes and the refrigerant amount charged are recorded The refrigerant amount charged cannot be confirmed Test Run 1 Preparations 1 Power on is not allowed before all the installation operations are completed and before the leak detection is proven qualified 2 The control circuit shall be connected correctly and all the wires shall be firmly connected 3 The two way stop valve and three way stop valve shall be opened 4 All the scattered articles especially the metal filing and thread residue shall be removed from the unit body 2 Methods 1 Switch on the power supply and press the ON OFF on the remote controller after which the air 2 conditioner will start operating Press Mode to select refrigeration conditioner is under normal operation heating and sweeping wind and observe whether the air 6

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