Daikin VRV FXYAP32KV1 User Manual (English)

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Daikin VRV FXYAP32KV1 Specifications

Model	FXYAP32KV1
Category	Heating System
Power Supply	220-240 V, 50 Hz
Refrigerant	R410A
Type	VRV
Dimensions (HxWxD)	1400 x 900 x 320 mm
Weight	75 kg

Summary

Detailed specifications for outdoor units.

Detailed specifications for indoor units.

List of safety devices and function parts with their setting values for outdoor units.

List of safety devices and function parts with their setting values for indoor units.

Explanation of compressor PI control for stable performance.

Details on controlling motorized valves for superheated degree.

Operation of defrosting to melt frost on the outdoor heat exchanger.

Controls for outdoor fans and compressors at low temperatures.

Procedures and outlines for conducting test operations.

General steps and outline for performing test operations.

Checks to perform before turning on the power for testing.

Procedure for field setting using the wired remote controller BRC1A51.

Procedure for field setting using the wireless remote controller BRC7A type.

Procedure for field setting using the wireless remote controller BRC7C type.

Procedure for setting group numbers using BRC1A51/52 controllers.

Procedure for setting group numbers using BRC7A type wireless remote controller.

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Daikin VRV FXYAP32KV1 User Manual

Table of Contents

Daikin VRV FXYAP32KV1 Specifications

Summary

Part 2 Specifications R-407C PLUS Series

1.1 Outdoor Unit

1.2 Indoor Unit

2. List of Safty Device and Function Parts Setting Value

2.1 Outdoor Unit

2.2 Indoor Unit

3. Outline of Control (Outdoor Unit)

3.1 Compressor PI Control

3.2 Motorized Valve PI Control

3.3 Defrost Control

3.4 Low Outside Temperature Cooling Control

3.5 Compressor Capacity Control

3.6 Demand Control

3.8 Startup Control

3.11 Low Pressure Protection Control

3.12 High Pressure Protection Control

3.13 Discharge Pipe Temperature Control

3.14 Inverter Protection Control

Part 4 Test Operation R-407C PLUS Series

1. Test Operation

1.1 Procedure and Outline

1.1.1 Check The Following Before Turning Power On.

1.1.3 Check Operation.

1.4.1 Setting Mode 1

1.4.2 Setting Mode 2

1.5 Cool / Heat Mode Selection

1.7 Demand Control

1.9 Wiring Check Operation

1.10 Additional Refrigerant Charge Operation

1.11 Refrigerant Recovery Mode

1.12 Indoor Field Setting

1.12.1 Wired Remote Controller <BRC1A51>

1.12.3 Wireless Remote Controller — Indoor Unit BRC7A type

1.12.3 Wireless Remote Controller — Indoor Unit BRC7C type

1.13 Centralized Control Group No. Setting

BRC1A51·52

BRC7A Type

1.14 Contents of Control Modes

Part 5 Troubleshooting R-407C PLUS Series

1. Operation Flowcharts

1.1 Indoor Unit Operation Flowchart

2. Troubleshooting by Remote Controller

2.1 The INSPECTION / TEST Button

2.2 Self-diagnosis by Wired Remote Controller

2.3 Self-diagnosis by Wireless Remote Controller

2.4 Operation of The Remote Controller’s Inspection / Test Operation Button

2.5 Remote Controller Service Mode

2.6 Remote Controller Self-Diagnosis Function

3. Troubleshooting

3.1 Indoor Unit: Error of External Protection Device

3.2 Indoor Unit: PC Board Defect

3.3 Indoor Unit: Malfunction of Drain Level Control System (33H)

3.4 Indoor Unit: Fan Motor (M1F) Lock, Overload

3.5 Indoor Unit: Malfunction of Swing Flap Motor (M1S)

3.6 Indoor Unit: Malfunction of Moving Part of Electronic Expansion Valve (Y1E)

3.7 Indoor Unit: Drain Level above Limit

3.8 Indoor Unit: Malfunction of Capacity Determination Device

3.9 Indoor Unit: Malfunction of Thermistor (R2T) for Liquid Pipe

3.10 Indoor Unit: Malfunction of Thermistor (R3T) for Gas Pipes

3.11 Indoor Unit: Malfunction of Thermistor (R1T) for Air Inlet

3.12 Indoor Unit: Malfunction of Thermostat Sensor in Remote Controller

3.13 Outdoor Unit: Actuation of Safety Device

3.14 Outdoor Unit: PC Board Defect

3.15 Outdoor Unit: Actuation of High Pressure Switch

3.16 Outdoor Unit: Actuation of Low Pressure Sensor

3.17 Outdoor Unit: Malfunction of Moving Part of Electronic Expansion Valve (Y1E)

3.18 Outdoor Unit: Abnormal Discharge Pipe Temperature

3.19 Outdoor Unit: Malfunction of Thermistor for Outdoor Air (R1T)

3.20 Outdoor Unit: Malfunction of Discharge Pipe Thermistor (R3T)

3.21 Outdoor Unit: Malfunction of Thermistor (R4T) for Suction Pipe

3.22 Outdoor Unit: Malfunction of Thermistor (R2T) for Heat Exchanger

3.23 Outdoor Unit: Malfunction of Discharge Pipe Pressure Sensor

3.24 Outdoor Unit: Malfunction of Suction Pipe Pressure Sensor

3.25 Low Pressure Drop Due to Refrigerant Shortage or Electronic Expansion Valve Failure

3.26 Reverse Phase, Open Phase

3.27 Malfunction of Transmission Between Indoor Units