Daikin FBQ50D - User Manual

Service Manual
GQI-Eco Series
Heat Pump R-410A 50Hz
Smart RZQG71~140L9V1
RZQG71~125L9Y1 / RZQG140LY1
Classic RZQSG71L3V1 / RZQSG100~140L9V1
RZQSG100~125L8Y1 / RZQSG140LY1
ESIE15-13C

Summary

Part 1 - General Information

1. Introduction

General introduction, version log, safety cautions, and used icons.

2. Outlook Outdoor Units

Visual overview of different outdoor unit models.

3. Operating range

Defines the operational temperature limits for Smart and Classic models.

Part 2 - Remote Controller

1. Wired Remote Controller

Details on applicable models, names, and functions of wired controllers.

2. Wireless Remote Controller

Details on applicable models, names, and functions of wireless controllers.

3. Service Mode

Procedures for accessing and using service modes for specific controllers.

4. Inspection Mode

Procedures for using inspection modes for specific controllers.

Part 4 - Field Setting

1. Test Operation

Procedures for performing initial test operations and pre-run checks.

2. Field Setting from Remote Controller

How to configure unit settings using wired or wireless remote controllers.

3. Field Setting from Outdoor Unit PCB

How to perform field settings using DIP switches and BS buttons on the outdoor unit PCB.

Part 5 - Service Diagnosis

1. Maintenance Inspection

Guidelines and procedures for performing routine maintenance inspections.

2. Symptom-based Troubleshooting

Troubleshooting guide based on observed symptoms and their causes.

3. Troubleshooting by LED Indications

Using LED indicators on indoor and outdoor units for diagnosis.

4. Troubleshooting by Remote Controller

Using the remote controller for self-diagnosis and interpreting error codes.

Part 6 - Appendix

1. Piping Diagrams

Visual representation of the refrigerant piping system.

2. Wiring Diagrams

Electrical wiring diagrams for the outdoor unit.

3. Thermodynamic characteristic of R-410 A

Technical data on the thermodynamic properties of the refrigerant.

Daikin FBQ50D Specifications