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Daikin Perfera FTXM20R User Manual

Daikin Perfera FTXM20R
256 pages
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Service manual
Split New Perfera R32
RXM20~71R
ARXM25~71R
FTXM20~71R
ATXM25~50R
FVXM25~50A

Table of Contents

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Daikin Perfera FTXM20R Specifications

General IconGeneral
Cooling Capacity2.0 kW
Heating Capacity2.5 kW
Seasonal Energy Efficiency Ratio (SEER)8.65
Outdoor Unit Dimensions550 x 765 x 285 mm
RefrigerantR-32
TypeSplit
Energy Efficiency Class (Cooling)A+++
Energy Efficiency Class (Heating)A++
Noise Level (Indoor Unit)19 dB(A)
Indoor Unit Weight9 kg
Outdoor Unit Weight32 kg
Power Supply220-240V / 50Hz / 1Phase

Summary

General Operation of Daikin Split Systems

Troubleshooting Daikin Split New Perfera R32

Displaying and Resetting Error Codes

Procedures for viewing error codes on the user interface and resetting them.

Error-Based Troubleshooting

Diagnosing faults based on specific error codes like A1-00, A5-00, etc.

Symptom-Based Troubleshooting

Addressing operational issues like no start, intermittent stops, or noise based on symptoms.

Key Air Conditioner Components and Inspection

4-Way Valve Checking Procedures

Mechanical and electrical checks for the 4-way valve assembly.

Compressor Mechanical and Electrical Checks

Auditive, mechanical, and electrical checks for compressor functionality.

Indoor Unit Fan Motor Inspection

Procedures for checking indoor unit fan motors, including wall-mounted and floor-standing types.

Main PCB Checking Procedures

Steps to check the main PCB for faults, including power and wiring.

External Components and Circuit Diagnostics

Electrical Circuit Power Supply Checks

Verifying unit power supply and indoor unit power supply integrity.

Refrigerant Circuit Checks

Procedures for checking stop valves, blockages, and refrigerant charge.

Routine Maintenance and Cleaning Procedures

Cleaning Heat Exchangers

Instructions for cleaning both outdoor and indoor unit heat exchangers.

Cleaning Air Filters

Procedures for cleaning standard air filters and specialized filters.

Replacing Air Purifying Filters

Guide for replacing titanium apatite and silver allergen removal filters.

Technical Specifications and Diagrams

Wiring Diagrams

Detailed wiring diagrams and symbol legends for unit connectivity.

Piping Diagrams

Refrigerant piping diagrams for various indoor and outdoor unit models.

Component Overviews

Visual identification of components in outdoor, wall-mounted, and floor-standing indoor units.

Field Settings

Adjusting operational settings like heating mode and fan control.

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