Daikin FTX50K(M/2)V1B Manuals

Manuals and User Guides for Daikin FTX50K(M/2)V1B. We have 1 Daikin FTX50K(M/2)V1B manual available for free PDF download: Service Manual

Daikin FTX50K(M/2)V1B Service Manual

Daikin FTX50K(M/2)V1B Service Manual (114 pages)

Inverter Pair Wall Mounted Type FTX/ATX-K Series

Brand: Daikin | Category: Air Conditioner | Size: 4.07 MB

Table of Contents

Table of Contents
4
Safety Cautions
7
- Warnings and Cautions Regarding Safety of Workers
  7
- Warnings and Cautions Regarding Safety of Users
  9
Icons Used
11
Part 1 - List of Functions

12
- Functions
  13
Part 2 - Specifications

15
- Specifications
  16
Part 3 - Printed Circuit Board Connector Wiring Diagram

17
- Indoor Unit
  18
  - 20/25/35 Class
    18
  - 50/60/71 Class
    20
- Outdoor Unit
  23
  - 20/25/35 Class
    23
  - 50/60/71 Class
    24
Part 4 - Functions and Control

25
- Main Functions
  26
  - Temperature Control
    26
  - Frequency Principle
    26
  - Airflow Direction Control
    28
  - Fan Speed Control for Indoor Unit
    29
  - Program Dry Operation
    30
  - Automatic Operation
    31
  - Thermostat Control
    32
  - NIGHT SET Mode
    33
  - ECONO Operation
    33
  - Inverter POWERFUL Operation
    34
  - Other Functions
    35
- Thermistor Functions
  36
- Control Specification
  37
  - Mode Hierarchy
    37
  - Frequency Control
    38
  - Controls at Mode Changing / Start-Up
    40
  - Compressor Protection Function
    41
  - Discharge Pipe Temperature Control
    42
  - Input Current Control
    43
  - Freeze-Up Protection Control
    44
  - Heating Peak-Cut Control
    44
  - Outdoor Fan Control
    45
  - Liquid Compression Protection Function
    45
  - Defrost Control
    46
  - Electronic Expansion Valve Control
    47
  - Pressure Equalizing Control
    48
  - Malfunctions
    50
Part 5 - Remote Controller

51
- Remote Controller
  52
Part 6 - Service Diagnosis

54
Part 7 - Trial Operation and Field Settings

101
- Tips for Servicing
  102
  - Pump down Operation
    102
  - Forced Cooling Operation
    102
- Trial Operation
  103
- Field Settings
  104
  - Temperature Display Switch
    104
  - When 2 Units Are Installed in 1 Room
    104
- Silicone Grease on Power Transistor / Diode Bridge
  105
Part 8 - Appendix

106
- Piping Diagrams
  107
  - Indoor Unit
    107
  - Outdoor Unit
    108
- Wiring Diagrams
  110
  - Indoor Unit
    110
  - Outdoor Unit
    112

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