Haier 1U18FE2ERA Manuals

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Haier 1U18FE2ERA Service Manual

Haier 1U18FE2ERA Service Manual (121 pages)

Wall Mounted Type DC Inverter FREE MATCH N-Series

Brand: Haier | Category: Air Conditioner | Size: 52.29 MB

Table of Contents

Table of Contents

2
- Wall Mounted Type
  1
- Introduction
  3
  - Safety Cautions
    4
  - Caution in Repair
    4
  - Cautions Regarding Products after Repair
    5
  - Inspection after Repair
    7
  - Using Icons
    8
  - Using Icons List
    8
- Features
  9
- Specifications
  10
- Sensors List
  11
- Piping Diagrams
  12
- Printed Circuit Board Connector Wiring Diagram
  13
  - Wiring Diagrams
    15
- Functions and Control
  16
  - Dehumidifying Mode
    17
  - Value of Thermistor
    23
- System Configuration
  27
  - Parts and Functions
    28
  - Remote Control
    28
  - Indoor Unit
    28
  - Display Board
    28
  - Outdoor Unit
    28
    
    Basic Operation
    29
    
    Emergency Operation
    29
    
    Test Operation
    29
    
    Sleep Operation
    30
    
    Healthy Airflow Operation
    31
    
    Replacement of Air Purifying Filter
    32
    
    Trouble Shooting
    34
    
    Installation Manual of Room Air Conditioner
    35
- Dimensional Drawings
  39
- Conter of Gravity
  39
- Service Diagnosis
  40
  - Caution for Diagnosis
    40
  - Problem Symptoms and Measures
    40
11.4 Error Codes and Description Indoor Display

41
- Heat-Exchange Sensor Failure
  42
- Outdoor EEPROM Error
  43
- Indoor Fan Motor Malfunction
  44
- Outdoor DC Fan Motor Fault
  46
- Ipm Protection
  47
- Overcurrent of the Compressor
  48
  - The Communication Fault between Ipm and Outdoor Pcb
    49
  - Compressor
    50
- Overheat Protection for Discharge
  51
- Communication Fault between Indoor and
  52
- Compressor
  54
- High Work-Intense Protection
  55
- Circuit Diagrams
  56
Table of Contents

59
- Introduction
  60
- Specifications
  66
- Operation Range
  69
- Printed Circuit Board Connector Wiring Diagram
  70
  - Outdoor Pcb
    73
- Functions and Control
  74
  - Main Functions and Control Specification
    74
  - Protection Function
    76
- Conter of Gravity
  88
- Dimensional Drawings
  88
- Installations
  90
- Service Diagnosis
  93
  - Communication Fault between the IPM and
    95
    
    Thermistor or Related Abnormality
    96
    
    Eeprom Abnormal
    97
    
    Power Supply over or under Voltage Fault
    104
    
    Overheat Protection for Discharge Temperature
    105
    
    The Communication Fault between Indoor and Outdoor
    106
    
    Loss of Synchronism Detection
    108
- Performance and Cerves Diagrams
  110
- Sound Level
  118
- Circuit Diagrams
  119

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