Daikin FTXN25KEV1B Manuals

Manuals and User Guides for Daikin FTXN25KEV1B. We have 5 Daikin FTXN25KEV1B manuals available for free PDF download: Service Manual, Operation Manual

Daikin FTXN25KEV1B Service Manual (158 pages)

Inverter Pair Wall Mounted Type K-Series

Brand: Daikin | Category: Air Conditioner | Size: 12.04 MB

Table of Contents
3
Introduction
6
- Safety Cautions
  6
- Used Icons
  10
Part 1 List of Functions
11
Functions
12
Part 2 Specifications
13
Specifications
14
Part 3 Printed Circuit Board Connector Wiring Diagram
15
Indoor Unit
16
Outdoor Unit
18
Part 4 Function and Control
19
Main Functions
20
- Temperature Control
  20
- Frequency Principle
  20
- Airflow Direction Control
  22
- Fan Speed Control for Indoor Unit
  23
- Program Dry Operation
  24
- Automatic Operation
  25
- Thermostat Control
  26
- NIGHT SET Mode
  27
- ECONO Operation
  28
- Inverter POWERFUL Operation
  29
- Other Functions
  30
Function of Thermistor
31
Control Specification
32
- Mode Hierarchy
  32
- Frequency Control
  33
- Controls at Mode Changing / Start-Up
  35
- Discharge Pipe Temperature Control
  36
- Input Current Control
  37
- Freeze-Up Protection Control
  38
- Heating Peak-Cut Control
  38
- Outdoor Fan Control
  39
- Liquid Compression Protection Function
  39
- Defrost Control
  40
- Electronic Expansion Valve Control
  41
- Malfunctions
  44
Part 5 Operation Manual
45
System Configuration
46
Operation Manual
47
- Remote Controller
  47
- AUTO·DRY·COOL·HEAT·FAN Operation
  48
- Adjusting the Airflow Direction
  50
- COMFORT AIRFLOW Operation
  52
- POWERFUL Operation
  53
- ECONO Operation
  54
- OFF TIMER Operation
  55
- ON TIMER Operation
  56
Part 6 Service Diagnosis
57
Troubleshooting with LED
58
- Indoor Unit
  58
- Outdoor Unit
  58
Problem Symptoms and Measures
59
Service Check Function
60
Troubleshooting
63
Check
97
- Thermistor Resistance Check
  97
- Hall IC Check
  98
- Power Supply Waveforms Check
  98
- Electronic Expansion Valve Check
  99
- Four Way Valve Performance Check
  100
- Inverter Unit Refrigerant System Check
  100
- Inverter Checker" Check
  101
- Installation Condition Check
  102
- Discharge Pressure Check
  103
- Outdoor Fan System Check
  103
- Main Circuit Short Check
  104
- Power Module Check
  104
Part 7 Removal Procedure
105
Indoor Unit
106
- Removal of Air Filters
  106
- Removal of Horizontal Blade
  108
- Removal of Front Panel
  110
- Removal of Front Grille
  111
- Removal of Electrical Box / Vertical Blades
  112
- Removal of Swing Motor / Pcbs
  117
- Removal of Indoor Heat Exchanger
  121
- Removal of Fan Rotor / Fan Motor
  124
- Exchange of Drain Hose (Piping Direction)
  127
Outdoor Unit
128
- Removal of Outer Panels
  128
- Removal of Outdoor Fan / Fan Motor
  130
- Removal of Electrical Box / PCB
  132
- Removal of Sound Blankets
  140
- Removal of Four Way Valve
  142
- Removal of Compressor
  145
Part 8 Trial Operation and Field Settings
146
Pump down Operation
147
Forced Cooling Operation
148
Trial Operation
149
Field Settings
150
- When 2 Units Are Installed in 1 Room
  150
- Jumper Settings
  150
Application of Silicon Grease to a Power Transistor and a Diode Bridge
151
Part 9 Appendix
152
Piping Diagrams
153
- Indoor Unit
  153
- Outdoor Unit
  154
Wiring Diagrams
155
- Indoor Unit
  155
- Outdoor Unit
  156

Daikin FTXN25KEV1B Operation Manual (28 pages)

ROOM AIR CONDITIONER

Brand: Daikin | Category: Air Conditioner | Size: 1.9 MB

Operation Manual
1
Table of Contents
2
Safety Precautions
3
- Installation Site
  4
- Electrical Work
  4
Names of Parts
5
- Indoor Unit
  6
- Outdoor Unit
  6
- Remote Controller
  7
Preparation before Operation
8
Operation
9
AUTO · DRY · COOL · HEAT · FAN Operation
10
Adjusting the Airﬂ Ow Direction
12
COMFORT AIRFLOW Operation
14
POWERFUL Operation
15
ECONO Operation
16
OFF TIMER Operation
17
ON TIMER Operation
18
Care and Cleaning
19
- Before a Long Idle Period
  22
- Important Information Regarding the Refrigerant Used
  22
Troubleshooting
23
- Call the Service Shop Immediately
  26
- Disposal Requirements
  26
- Fault Diagnosis
  27

Daikin FTXN25KEV1B Service Manual (34 pages)

REMOVAL PROCEDURE, 1.5/2.0/2.5/3.2/3.5 kW Class, 9000/12000 Btu/h Class

Brand: Daikin | Category: Air Conditioner | Size: 5.25 MB

Daikin FTXN25KEV1B Service Manual (34 pages)

REMOVAL PROCEDURE 1.5/2.0/2.5/3.2/3.5/4.6 kW Class 9000/12000 Btu/h Class

Brand: Daikin | Category: Air Conditioner | Size: 5.2 MB

Daikin FTXN25KEV1B Operation Manual (28 pages)

Brand: Daikin | Category: Air Conditioner | Size: 1.96 MB

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