Daikin 4MXS36NMVJU Service Manual

Service
Manual
2/3/4MXS-N Series
SiUS121630EA
[Applied Models]
z Inverter Multi : Heat Pump
Multi-Split Type Air Conditioners

Daikin 4MXS36NMVJU Specifications

General

Model	4MXS36NMVJU
Category	Air Conditioner
Heating Seasonal Performance Factor (HSPF)	4.0
Number of Connectable Indoor Units	4
Seasonal Energy Efficiency Ratio (SEER)	6.0
Refrigerant	R32
Indoor Units Compatibility	Compatible with various indoor units
Indoor Unit Dimensions (HxWxD)	Varies by model
Indoor Unit Weight	Varies depending on the connected indoor unit model
Operating Temperature (Cooling)	-10 to 46 °C
Operating Temperature (Heating)	-15 to 24 °C
Type	Multi-Split System

Summary

Part 3 Printed Circuit Board Connector Wiring Diagram

1. Indoor Unit Wiring Diagrams

Wiring diagrams for various indoor unit series and models, detailing PCB connections.

4. Outdoor Unit Wiring Diagram

Wiring diagram for the outdoor unit main PCB, detailing component connections.

Part 4 Functions and Control

2. CTXG, CTXS, FTXS, CDXS, FDXS, FVXS Series Functions

3. FFQ Series Functions

4. Control Specification

Part 6 Service Diagnosis

1. General Problem Symptoms and Check Items

Lists common problems, their symptoms, and initial checks for troubleshooting.

2. Troubleshooting with LED Indicators

Guides troubleshooting based on LED indicators for indoor and outdoor units.

3. Service Diagnosis Procedures

Detailed diagnostic procedures for specific series and error codes.

4. Code Indication on Remote Controller

5. Troubleshooting for CTXG, CTXS, FTXS, CDXS, FDXS, FVXS Series

Specific troubleshooting steps for common issues found in these indoor unit series.

6. Troubleshooting for FFQ Series

Specific troubleshooting steps for common issues found in the FFQ Series indoor units.

7. Troubleshooting for Outdoor Unit

Detailed troubleshooting procedures for various outdoor unit errors and malfunctions.

8. Component Checks

Detailed procedures for checking specific components like thermistors, motors, and PCBs.

Part 7 Trial Operation and Field Settings

1. Pump Down Operation

2. Forced Cooling Operation

3. Wiring Error Check Function

4. Trial Operation Procedures

Procedures for conducting trial operation to verify proper installation and function.

5. Field Settings