Daikin FVXG25K2V1B Service Manual

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Contents

Daikin FVXG25K2V1B Service Manual Manual pdf 3 page image

SiBE061121_ATable of Contents ii1. Introduction .............................................................................................v1.1 Safety Cautions ........................................................................................v1.2 Used Icons .............................................................................................. ixPart 1 List of Functions ................................................................ 11. Functions.................................................................................................2Part 2 Specifications .................................................................... 41. Specifications ..........................................................................................5Part 3 Printed Circuit Board Connector Wiring Diagram ............. 91. Indoor Unit.............................................................................................102. Outdoor Unit..........................................................................................122.1 25/35 Class ............................................................................................122.2 RXG50K2V1B ........................................................................................142.3 RXG50K3V1B ........................................................................................15Part 4 Function and Control........................................................ 171. Main Functions......................................................................................181.1 Temperature Control ..............................................................................181.2 Frequency Principle................................................................................181.3 Airflow Direction Control.........................................................................201.4 Fan Speed Control for Indoor Unit .........................................................211.5 RADIANT Operation...............................................................................221.6 Program Dry Operation ..........................................................................241.7 Automatic Operation...............................................................................251.8 Thermostat Control.................................................................................261.9 NIGHT SET Mode ..................................................................................271.10 ECONO Operation .................................................................................281.11 Inverter POWERFUL Operation .............................................................291.12 Clock Setting ..........................................................................................301.13 WEEKLY TIMER Operation ...................................................................311.14 Other Functions......................................................................................372. Function of Thermistor ..........................................................................393. Control Specification .............................................................................403.1 Mode Hierarchy ......................................................................................403.2 Frequency Control..................................................................................413.3 Controls at Mode Changing / Start-up....................................................433.4 Discharge Pipe Temperature Control.....................................................443.5 Input Current Control..............................................................................453.6 Freeze-up Protection Control .................................................................463.7 Heating Peak-cut Control .......................................................................463.8 Outdoor Fan Control...............................................................................473.9 Liquid Compression Protection Function................................................473.10 Defrost Control .......................................................................................483.11 Outdoor Electronic Expansion Valve Control .........................................493.12 Malfunctions ...........................................................................................52