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Daikin FTKS20D3VMW User Manual

Daikin FTKS20D3VMW
355 pages
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SiENBE12-713
Service
Manual
[Applied Models]
! Inverter pair Cooling mode
! Inverter pair Heating mode
F-Series

Table of Contents

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Daikin FTKS20D3VMW Specifications

General IconGeneral
BrandDaikin
ModelFTKS20D3VMW
CategoryAir Conditioner
LanguageEnglish

Summary

Introduction and Safety

Safety Cautions and Warnings

Details on warnings, cautions, and pictograms for safe operation and repair.

Used Icons and Their Meanings

Explanation of icons used in the manual to highlight important information.

List of Functions

Cooling Only Models Functions

Catalog of functions available for cooling-only air conditioner models.

Heat Pump Models Functions

Catalog of functions available for heat pump air conditioner models.

Specifications

Indoor Unit Specifications

Detailed specifications for various indoor unit models, including dimensions and performance data.

Outdoor Unit Specifications

Detailed specifications for various outdoor unit models, including dimensions and performance data.

Printed Circuit Board Wiring Diagrams

Wall Mounted Type PCB Wiring

Wiring diagrams for the control, receiver, display, and sensor PCBs of wall-mounted units.

Duct Connected Type PCB Wiring

Wiring diagrams for the control and display PCBs of duct-connected units.

Floor / Ceiling Suspended Dual Type PCB Wiring

Wiring diagrams for control, power supply, display, and receiver PCBs.

Floor Standing Type PCB Wiring

Wiring diagrams for sensor, control, service, and display PCBs of floor-standing units.

Outdoor Unit PCB Wiring

Wiring diagrams for the main PCB and service monitor PCB of outdoor units.

Function and Control Details

Main Functions Explained

Detailed explanation of key functions like frequency principle, auto-swing, and operation controls.

Main Structural Parts Function

Description of the function of main structural components like thermistors and expansion valves.

Control Specifications and Modes

Details on control specifications, mode hierarchy, frequency control, and specific operations.

Operation Manual

System Configuration and Instructions

Guidance on system setup, operation instructions, and model-specific instructions.

Model Series Instructions

Detailed instructions for specific model series like FTK(X)S, FTXG, CTXG, FDK(X)S, FLK(X)S, FVXS, and FHQ.

Service Diagnosis and Troubleshooting

Caution for Diagnosis

Precautions and guidance for performing diagnostic procedures, especially using operation lamps.

Problem Symptoms and Measures

Table matching common problem symptoms with their potential causes and remedies.

Service Check Functions

Methods for checking system status and diagnosing issues using remote control codes.

Troubleshooting Specific Errors

Detailed troubleshooting steps for various indoor and outdoor unit issues and error codes.

General Checks and Maintenance

Steps for checking components like fans, PCBs, wiring, and thermistors.

Appendix: Diagrams and Charts

Piping Diagrams for Indoor and Outdoor Units

Schematic diagrams illustrating refrigerant piping for various indoor and outdoor unit configurations.

Wiring Diagrams for Indoor and Outdoor Units

Detailed wiring diagrams for indoor and outdoor units, showing PCB connections and components.

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