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Haier 1U105S2SS1FA Installation Manual
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SPLIT SYSTEM AIR CONDITIONER
INSTALLATION MANUAL
No. 0150543445
y This product must only be installed or serviced by qualified personnel.
Please read this manual carefully before installation.This appliance is filled with R32.
Keep this manual for future reference.
Original instructions
1U105S2SS1FA
1U125S2SS1FA
1U125S2SS1FB
1U140S2SN1FA
1U140S2SN1FB
Contents

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Summary of Contents for Haier 1U105S2SS1FA

  • Page 1 SPLIT SYSTEM AIR CONDITIONER INSTALLATION MANUAL 1U105S2SS1FA Contents 1U125S2SS1FA 1U125S2SS1FB 1U140S2SN1FA 1U140S2SN1FB No. 0150543445 y This product must only be installed or serviced by qualified personnel. Please read this manual carefully before installation.This appliance is filled with R32. Keep this manual for future reference.
  • Page 3 Haier Industrial Park,Qianwangang Road,Eco-Tech Development Zone,Qingdao 266555,Shandong,P.R.C. EUROPEAN REGULATIONS IMPORTANT INFORMATION REGA- CONFORMITY FOR THE MODELS RDING THE REFRIGERANT USED Contains fluorinated greenhouse gases All the products are in conformity with the following covered by the Kyoto Protocol European provision:...
  • Page 4 The air conditioner can not be discarded or scrapped Randomly If you need please contact customer service personnel of Haier to scrap in order to obtain the correct disposal methods. Reusable mechanical connectors and flared joints are not allowed indoor.
  • Page 5 WARNING If the supply cord is damaged, it must be replaced by the manufacturer, its service agent or similarly qualified persons in order to avoid a hazard. This appliance is not intended for use by persons (including children) with reduced physical, sensory or mental capabilities, or lack of experience and knowledge, unless they have been given supervision or instruction concerning use of the appliance by a person responsible for their safety.
  • Page 6 It may also be used to alert against unsafe practices. Haier. NOTICE Safety considerations Indicates situations that may result in equipment or property-damage accidents only.
  • Page 7 „ Make sure that all wiring is secure, using the specified DANGER: DO NOT TOUCH PIPING AND wires and ensuring that external forces do not act on INTERNAL PARTS the terminal connections or wires. „ Incomplete connection or fixing may cause a fire. Do not touch the refrigerant piping, water piping „...
  • Page 8 „ Where corrosive gas, such as sulphurous acid gas, is NOTICE: Insulation resistance of the produced. compressor Corrosion of copper pipes or soldered parts may If, after installation, refrigerant accumulates in the cause the refrigerant to leak. compressor, the insulation resistance can drop, but if „...
  • Page 9 Accessories - Do not climb, sit or stand on top of the unit. - Be sure that sufficient precautions are taken, in Check if the following accessories are included with the unit: accordance with applicable legislation, in case of See the figure below for the location of the accessories. refrigerant leakage.
  • Page 10 General „ For seacoast applications, block the unit from direct exposure to sea breeze by installing the unit behind a structure (such as a building) or a protective wall that is 1.5 times higher than the unit, leaving 700 mm of space between the wall and unit for air circulation.Consult an installation expert about taking anti-corrosion measures, such as removing salinity on the heat exchanger and applying a rust inhibitor more frequently than once a year.
  • Page 11 5. Precautions on installation NOTICE If drain holes of the outdoor unit are covered by a mounting base or by floor surface, raise the unit in order to provide a free space of more than 130mm under the outdoor unit. A leg pitch1 B leg pitch2 1U125N...
  • Page 12 „ Regarding the required air outlet space, position the When barriers exist above the unit units with consideration to the space required for the onsite refrigerant piping work as well. Consult your dealer if the work conditions do not match those in the drawings.
  • Page 13 6.1. Necessary Tools and Materials Prepare the following tools and materials necessary for installing and servicing the unit. Necessary tools for use with R410A/R32(Adaptability of tools that are for use with R22 and R407C). 1. To be used exclusively with R410A/R32 ( Not to be used if used with R22 or R407C ) Tools/Materials Notes Gauge Manifol...
  • Page 14 6.2. Piping Materials Types of Copper Pipes (Reference) Maximum Operation Pressure Applicable Refrigerants 3.4MPa R22, R407C 4.15MPa R410A 4.3MPa y Use pipes that meet the local standards. Piping MaterialslRadial Thickness Use pipes made of phosphorus deoxidized copper. Since the operation pressure of the units that use R410A is higher than that of the units for use with R22, use pipes with at least the radial thickness specified in the chart below.
  • Page 15 Diameter of connecting history of the unit to be replaced. Model Pipe pipe method • A correct pump down operation can be executed: 1U105S2SS1FA Liquid - Operate the unit continuously for 30minutes in Φ 9.52mm 1U125S2SN1FA/B pipe flaring cooling mode.
  • Page 16 Precautions for refrigerant piping B: Sideways C: Backward „ Do not twist or crush piping. „ Be sure that no dust is mixed in piping. D: Downward E: Power supply cable outdoor and indoor connection cable „ „ Bend piping with as wide angle as possible. Cutting out the two slits makes it possible to install as „...
  • Page 17 „ If the temperature is higher than 30and the humidity NOTICE is higher than RH 80, then thickness of the sealing materials should be at least 20mm in ouder to avoid „ Do not purge the air with refrigerants. Use a condensation on the surface of the sealing.
  • Page 18 „ This unit requires additional charging of refrigerant INFORMATION according to the length of refrigerant piping connected at the site. After opening the stop valve, it is possible that the pressure in the refrigerant piping does not „ Make sure to charge the refrigerant in liquid state to rise.
  • Page 19 (Running it before the piping is Model ready will break the compressor.) 10.1. Precautions on electrical wiring work 1U105S2SS1FA 1.5 1.5 1.5 1.95 2.4 „ When servicing the unit requires the refrigerant 1U125S2SN1FA/B 2.0 2.0 2.0 2.45 2.9 system to be opened, treatment and evacuation 2.4 2.4 2.4 2.85 3.3 3.75 4.2 4.65...
  • Page 20 „ Secure the electrical wiring with cable ties as shown Outdoor unit in the figure in 10.2 . terminal blocks „ Make sure no external pressure is applied to the 1U105S2SS1FA terminal connectors. 1U125S2SN1FA „ When installing the earth leakage circuit breaker make Power supply:...
  • Page 21 „ Form the wires and fix the cover fimmly so that the 11.1. Pre-run checks cover may be fit in properly. Items to check „ When you do not use a wire conduit, be sure to Electrical „ Is the wiring as mentioned on the protect the wires with vinyl tubes to revent the edge of wiring Inter- wiring diagram?
  • Page 22 11.3 Before Installing (Relocating) the Unit or Performing Electric Work CAUTION Ground the unit. Do not spray water on the air conditioners or immerse the air conditioners in water. Do not connect the grounding on the unit to gas pipes,water pipes, lightning rods, or the grounding „...
  • Page 23 11.4. Failure diagnosis OUTDOOR UNIT TROUBLE SHOOTING Error Malfunction Description Diagnosis and Analysis. Remark code EEPROM chip damaged or data wrong or related EEPROM malfunction Non-resumable circuit damaged. PIM (power intelligent module) Input over current occured been detected by Resumable hardware over current PIM’s hardware.
  • Page 24 Error Malfunction Description Diagnosis and Analysis Remark code AC power supply of the driver module get voltage lower DC voltage or AC voltage than 155VAC or driver module get high DC-BUS voltage Resumable lower than 180VDC. Indoor pipe temperature Tm over 63°C, error clear Indoor pipe temperature too within 3 minutes if temperature goes down and lower Resumable...
  • Page 25 12. Move and scrap the air conditioning y When moving, to disassemble and re-install the air conditioning, please contact your dealer for technical support. y In the composition material ofair conditioning, the content of lead, mercury, hexavalent chromium, polybrominated biphenyls and polybrominated diphenyl ethers are not more than 0.1% (mass fraction) and cadmium is not more than 0.01% (mass fraction).
  • Page 28 Qingdao Haier Air Conditioner Electric Co., Ltd Address: Haierl ndustrial Park, Qianwangang Road, Eco-Tech Development Zone, Qingdao266555, Shandong, P.R.C. Contacts: TEL +86-532-88936943; FAX +86-532-8893-6999 Website: www.haier.com...