Fujitsu ARA18LATN Manuals

Manuals and User Guides for Fujitsu ARA18LATN. We have 1 Fujitsu ARA18LATN manual available for free PDF download: Service Instruction

Fujitsu ARA18LATN Service Instruction

Fujitsu ARA18LATN Service Instruction (133 pages)

Duct Type Inverter Indoor / Outdoor Units

Brand: Fujitsu | Category: Air Conditioner | Size: 17.26 MB

Table of Contents

Table of Contents
2
1 Specifications

4
- Specifications
  4
2 Dimensions

9
- Dimensions
  12
3 Refrigerant System Diagram

17
- Refrigerant Circuit
  18
- Outdoor Unit
  19
4 Circuit Diagram

22
- Circuit Diagram
  22
5 Description of each Control Operation

27
- Cooling Operation
  28
  - Cooling Capacity Control
    28
- Heating Operation
  29
  - Heating Capacity Control
    29
- Dry Operation
  30
  - Indoor Unit Control
    30
- Auto Changeover Operation
  31
- Indoor Fan Control
  32
- Outdoor Fan Control
  35
- Compressor Control
  37
- Timer Operation Control
  38
- Electronic Expansion Valve Control
  40
- Test Operation Control
  40
- Prevent to Start for 3 Minutes (3 Minutes St)
  40
- 4-Way Valve Extension Select
  41
- Auto Restart
  41
- Compressor Preheating
  41
- Fresh Air Control
  42
- External Electrical Heater Control
  42
- Defrost Operation Control
  43
- Off Defrost Operation Control
  45
- Economy Operation
  46
- Various Protections
  47
- Forced Cooling Operation
  49
- Compressor Stop Control
  49
6 Refrigerant Caution -R410A

50
- R410A Tools
  51
- Precaution for Installation
  52
- Refrigerant Charge
  53
- Precaution for Servicing
  54
- New Refrigerant R410A
  55
- Defference from Conventional Model (R22) and Precautions
  58
7 Trouble Shooting

59
- Error Display
  60
  - Wired Remote Controller Display
    60
  - Outdoor Unit Display
    62
- Trouble Shooting with Error Code
  63
- Trouble Shooting with no Error Code
  89
- Service Parts Information
  94
8 Appending Data

98
- Capacity Table
  99
- Operation Range
  105
- Electric Characteristics
  106
- Safety Device
  108
  - Indoor Unit
    109
  - Procedures to Change the Function Setting
    112
  - Wired Remote Controller
    113
9 Installation Manual

114
- Installation Instruction
  123
- Remote Controller Setting
  127
- Special Installation Methods
  129
- Setting the Room Temperature Detection Location
  131

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