DAIKIN ROOM AIR CONDITIONERINSTALLATION MANUALR410A, R32 Split SeriesR410A R32FTX20K2V1B FTXP20K2V1BFTX25K2V1B FTXP25K2V1BFTX35K2V1B FTXP35K2V1BFTX50K2V1B ATXP20K2V1BFTX60K2V1B ATXP25K2V1BFTX71K2V1B ATXP35K2V1BATX20K2V1BATX25K2V1BATX35K2V1B

installation manual

safety precautions

choosing an installation site

preparation before installation

indoor unit installation

installing the indoor unit

wiring diagram

drain piping

refrigerant piping work

Daikin FTX20K2V1B Installation Manual

operation limits

draadloze afstandsbediening

installatie van de binnenunit

precauciones de seguridad

unidad interior

precauzioni per la sicurezza

tubazioni del refrigerante

uzaktan kumanda

ATX20K2V1B

safety cautions

Part 1 - List of Functions

Functions

Part 2 - Specifications

Specifications

Part 3 - Printed Circuit Board Connector Wiring Diagram

Indoor Unit

Class

Outdoor Unit

Part 4 - Functions and Control

Main Functions

Airflow Direction Control

Fan Speed Control for Indoor Unit

Program Dry Operation

Automatic Operation

Thermostat Control

NIGHT SET Mode

Inverter POWERFUL Operation

Other Functions

Thermistor Functions

Control Specification

Frequency Control

Controls at Mode Changing / Start-up

compressor protection function

Discharge Pipe Temperature Control

Input Current Control

Freeze-up Protection Control

Outdoor Fan Control

Defrost Control

Electronic Expansion Valve Control

pressure equalizing control

Malfunctions

Part 5 - Remote Controller

Remote Controller

Part 6 - Service Diagnosis

General Problem Symptoms and Check Items

Troubleshooting with LED

Service Diagnosis

Troubleshooting

Indoor Unit PCB Abnormality

Freeze-up Protection Control / Heating Peak-cut Control

Fan Motor (DC Motor) or Related Abnormality

Thermistor or Related Abnormality (Indoor Unit)

Low-voltage Detection or Over-voltage Detection

Signal Transmission Error (Between Indoor Unit and Outdoor Unit)

Unspecified Voltage (Between Indoor Unit and Outdoor Unit)

Outdoor Unit PCB Abnormality

OL Activation (Compressor Overload)

Compressor Lock

DC Fan Lock

Input Overcurrent Detection

Four Way Valve Abnormality

High Pressure Control in Cooling

Compressor System Sensor Abnormality

Position Sensor Abnormality

Thermistor or Related Abnormality (Outdoor Unit)

Electrical Box Temperature Rise

Radiation Fin Temperature Rise

Output Overcurrent Detection

Check

Indoor Fan Motor Connector Output Check

Power Supply Waveforms Check

Four Way Valve Performance Check

Inverter Analyzer Check

Rotation Pulse Check on the Outdoor Unit PCB

Installation Condition Check

Outdoor Fan System Check

Power Module Check

Part 7 - Trial Operation and Field Settings

Tips for Servicing

Trial Operation

Field Settings

Silicone Grease on Power Transistor / Diode Bridge

Part 8 - Appendix

Piping Diagrams

Wiring Diagrams

operation manual

comfort airflow

Safety Precautions

Names of Parts

Preparation Before Operation

FAN ONLY Operation

tips for saving energy

Adjusting the Airﬂ ow Rate

Adjusting the Airﬂ ow Direction

COMFORT AIRFLOW Operation

ECONO Operation

ON/OFF TIMER Operation

note for multi system

care and cleaning

air conditioner

outdoor unit

troubleshooting

remote controller

call the service shop immediately

ATX25K2V1B

ATX35K2V1B

ATXP20K2V1B

ATXP25K2V1B

ATXP35K2V1B

FTX20K2V1B

FTX25K2V1B

FTX35K2V1B

FTX50K2V1B

FTX60K2V1B

FTX71K2V1B

FTXP20K2V1B

FTXP25K2V1B

FTXP35K2V1B


Contents installation manual safety precautions choosing an installation site preparation before installation indoor unit installation installing the indoor unit wiring diagram drain piping refrigerant piping work	DAIKIN ROOM AIR CONDITIONERINSTALLATION MANUALR410A, R32 Split SeriesR410A R32FTX20K2V1B FTXP20K2V1BFTX25K2V1B FTXP25K2V1BFTX35K2V1B FTXP35K2V1BFTX50K2V1B ATXP20K2V1BFTX60K2V1B ATXP25K2V1BFTX71K2V1B ATXP35K2V1BATX20K2V1BATX25K2V1BATX35K2V1B Next / 20