Haier AS12NB1HRA-White Service Manual Manual pdf 8 page image
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Haier AS12NB1HRA-White Service Manual

Also see for AS07BS4HRA: Operation manual and installation guide

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Contents
  1. wall mounted type
  2. Table Of Contents
  3. Introduction
  4. safety cautions
  5. cautions regarding products after repair
  6. inspection after repair
  7. using icons
  8. Features
  9. Specifications
  10. Sensors list
  11. Piping diagrams
  12. Printed Circuit Board Connector Wiring Diagram
  13. Functions and Control
  14. dehumidifying mode
  15. value of thermistor
  16. functions and control
  17. System configuration
  18. parts and functions
  19. clock set
  20. quiet operation
  21. timer operation
  22. smart operation
  23. test operation
  24. installation manual of room air conditioner
  25. replacement of air purifying filter
  26. trouble shooting
  27. Dimensional drawings
  28. Service Diagnosis
  29. thermistor or related abnormality
  30. eeprom abnormal
  31. indoor ac fan motor malfunction
  32. outdoor dc fan motor fault
  33. ipm protection
  34. the communication fault between ipm and outdoor pcb
  35. overheat protection for discharge temperature
  36. the communication fault between indoor and outdoor
  37. loss of synchronism detection
  38. Circuit diagrams
  39. circuit diagrams
  40. removal procedure
  41. removal of air filter
  42. removal of front panel
  43. removal of horizontal flap
  44. removal of drain pan
  45. removal of electrical box
  46. removal of heat exchanger
  47. removal of fan rotor and motor
Haier AS12NB1HRA-White Service Manual Manual pdf 8 page image
  Introduction                                                                        Domestic air conditioner CautionCheck to see if the parts and wires are mounted and connected properly, and if the connections at thesoldered or crimped terminals are secure. Improper installation and connections can cause excessiveheat generation, fire or an electrical shock.If the installation platform or frame has corroded, replace it. Corroded installation platform or frame cancause the unit to fall, resulting in injury.Check the grounding, and repair it if the equipment is not properly grounded. Improper grounding cancause an electrical shock.Be sure to measure the insulation resistance after the repair, and make sure that the resistance is 1 Mohm or higher.Faulty insulation can cause an electrical shock.Be sure to check the drainage of the indoor unit after the repair.Faulty drainage can cause the water to enter the room and wet the furniture and floor.1.2.4 Using IconsIcons are used to attract the attention of the reader to specific information. The meaning of each icon is described inthe table below:1.2.5 Using Icons ListIcon Type of Information DescriptionNote Note A “note” provides information that is not indispensable, but maynevertheless be valuable to the reader, such as tips and tricks.Caution CautionA “caution” is used when there is danger that the reader, throughincorrect manipulation, may damage equipment, loose data, getanunexpected result or has to restart (part of) a procedure.Warning Warning A “warning” is used when there is danger of personal injury.ReferenceA “reference” guides the reader to other places in this binder or inthis manual, where he/she will find additional information on aspecific topic.6
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This manual is suitable for:
AS07BS4HRAAS09BS4HRAAS12NB1HRA-WhiteHSU12VHGL-G
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