1. DL manuals
  2. Haier
  3. Air Conditioner
  4. 1UH071N1ERG
  5. Installation Manual

Haier 1UH071N1ERG Installation Manual

Summary of 1UH071N1ERG

  • Page 1

    1uh071n1erg 1uh090n1erg 1uh105n1erg original instructions 1uh125p1erg 1uh140p1erg 1uh125p1erk 1uh140p1erk no. 0150518634 installation manual split system air conditioner keep this operation manual for future reference. 1 2 3 6 7 8 11 13 14 15 15 17 contents english definitions safety considerations ...

  • Page 2

    Your air conditioning product is marked with this symbol.This means that electrical and electronic products shall not be mixed with unsorted household waste.Do not try to dismantle the system yourself:the dismantling of the air conditioning system,treatment of the refrigerant,of oil and of other par...

  • Page 3: 1.   Definitions

    3 instruction manual specified for a certain product or application, explaining how to install, configure and maintain it. Instruction manual specified for a certain product or application, explaining how to operate it . Instruction manual specified for a certain product or application, which explai...

  • Page 4

    4 when service panels are removed, live parts can easily be touched by accident, never leave the unit unattended during installation or servicing when the service panel is removed. Do not touch the refrigerant piping, water piping or internal parts during and immediately after operation. The piping ...

  • Page 5: 3.   Before Installation

    5 - info on maintenance. - repair work, - results of tests, - stand-by periods, - etc... Do not allow a child to mount on the outdoor unit or avoid placing any object on the unit. Falling or tumbling may result in injury. The unit may stop for several minutes during normal operation for "defrosting ...

  • Page 6

    6 check if the following accessories are included with the unit: see the figure below for the location of the accessories. Be sure to provide for adequate measures in order to prevent that the outdoor unit be used as a shelter bye small animals. Small animals making contact with electrical parts can...

  • Page 7

    7 check the strength and level of the installation ground so that the unit will not cause any operating vibration or noise after installation. In accordance with the foundation drawing in the figure, fix the unit securely by means of the foundation bolts. (prepare four sets of m12 foundation bolts, ...

  • Page 8: Allowable Pipe Length

    8 (2) multi-unit installation (unit: mm) height of barriers is below that of outdoor unit above 200 back and side above 150 above 300 above 300 above 300 front and back above 300 above 300 above 1000 above 200 the top and two side surfaces must be exposed to open space, and barriers on at least one ...

  • Page 9

    9 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(adaptability of tools that are for use with r22 and r407c). 1. To be used exclusively with r410a ( not to be used if used with r22 or r40...

  • Page 10

    10 maximum operation pressure applicable refrigerants 3.4mpa r22, r407c 4.15mpa r410a use pipes that meet the local standards. 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...

  • Page 11: 7.   Refrigerant Piping

    11 for new installations, use the standard pipe sizes. When using existiong pipes, size-up is allowed as mentioned in the table above. Additional restrictions towards allowable pipe lengths, as mentioned in the table 7.3 on page 11, must be taken into account. Not using the standard lpipe size may r...

  • Page 12

    Field pipes can be installed in four directions (a, b, c, d, e). A c b d e a: forward b: backward c: sideways d: downward e: power supply cable,outdoor and indoor connection cable 12 precautions for refrigerant piping do not twist or crush piping. Be sure that no dust is mixed in piping. Bend piping...

  • Page 13: 8.   Leak Test and Vacuum

    13 if the temperature is higher than 30 and the humidity is higher than rh 80 , then thickness of the sealing materials should be at least 20mm in ouder to avoid condensation on the surface of the sealing. Be sure to insulate the liquid and gas-side field piping. Any exposed piping may cause condens...

  • Page 14: 9.   Charging Refrigerant

    14 this unit requires additional charging of refrigerant according to the length of refrigerant piping connected at the site. Make sure to charge the refrigerant in liquid state to the liquid pipe. Since r410a is a mixed refrigerant, its composition changes if charged in its gaseous state and normal...

  • Page 15: 10.   Pump Down Operation

    15 the total charging amounts relate to the refrigerant piping length as in "maximum total one-way piping length" of the table in paragraph "8.4. Allowable pipe length and height difference" on page 8.(e.G. Twin: l1+l2)/ this unit is equipped with an automatic pump down operation which will collect ...

  • Page 16

    Be sure to install the required fuses or circuit breakers. For three phase power supply models: 1uh125p1erk,1uh140p1erk power supply cable: h05rn-f 5g 2.5mm 2 indoor and outdoor connection cable: h05rn-f 4g 2.5mm 2 outdoor unit terminal blocks indoor unit terminal blocks power supply: 380-415v,3n~, ...

  • Page 17: 12.   Test Operation

    - do not connect wires of different gauge to the same power supply terminal. (looseness in the connection may cause overheating.) use the correct screwdriver to tighten the terminal screws. Small screwdrivers can damage the screw head and prevent appropriate tightening. Over-tightening the terminal ...

  • Page 18

    18 12.3. Refrigerant pipe size for maix split system the matching table of maxi split series manifold model gas side manifold liquid side manifold outdoor unit model indoor unit model number of indoor units fqg-2y100a 2 yr-e14 or yr-e16 maxi split system units wiring digram wire controler 1uh105 180...

  • Page 19

    19 example 1: l=15( 9.52) type 18k l1=10( 6.35) l2=5( 6.35) outdoor unit indoor unit note: (1)l=1520 (2)refrigerant charging amount=(l+p-20)*30=300g (3)type 18k means capacity 18000btu/h type l=30( 9.52) l1=10( 6.35) outdoor unit note: (1)l=30>20;p=l1+l2+l3+l4=10+10+5+5=30 (2)refrigerant charging am...

  • Page 20

    20 6 0 80 80 6 0 80 80 80 80 when installing maxi split series(1uh105n1erg/1uh125p1erg/1uh125p1erk/1uh140p1erg/1uh140p1erk),please refer to the table below concerning the pipe lengths , heights and sizes..

  • Page 21

    21 12.5 before installing (relocating) the unit or performing electric work ground the unit. Do not connect the grounding on the unit to gas pipes,water pipes, lightning rods, or the grounding terminals of telephones. Improper grounding presents a risk of electric shock, smoke, fire, or the noise ca...

  • Page 22

    22 12.6. Failure diagnosis.

  • Page 24

    Address:haier industrial park,qianwangang road,eco-tech development zone,qingdao 266555,shandong,p.R.C. Contacts: tel +86-532-88936943; fax +86-532-8893-6999 website: www.Haier.Com.