Daikin VRV II RXYQ10MY1K User Manual

RXYQ8-30MY1K(E), YLK(E)
R-410A Heat Pump 50/60Hz
For High Outdoor Temperature Use
Si39 - 502A
Printed in Singapore 12/2005 COS
Service Manual /
R-410A Heat Pump RXYQ8-30MY1K(E), YLK(E)
Si39-502A
The specifications, designs, and information in this brochure are subject to change without notice.
All rights reserved
c
Dealer
Head Office:
Umeda Center Bldg., 2-4-12, Nakazaki-Nishi,
Kita-ku, Osaka, 530-8323 Japan
Tokyo Office:
JR Shinagawa East Bldg., 2-18-1, Konan,
Minato-ku, Tokyo, 108-0075 Japan
http://www.daikin.com/global/
1. Air conditioners should not be installed in areas where corrosive gases, such as acid gas or alkaline gas, are produced.
2. If the outdoor unit is to be installed close to the sea shore, direct exposure to the sea breeze should be avoided and choose an
outdoor unit with anti-corrosion treatment.
Cautions on product corrosion
Ask a qualified installer or contractor to install this product. Do not try to install the product yourself.
Improper installation can result in water or refrigerant leakage, electrical shock, fire or explosion.
Use only those parts and accessories supplied or specified by Daikin. Ask a qualified installer or
contractor to install those parts and accessories. Use of unauthorized parts and accessories or
improper installation of parts and accessories can result in water or refrigerant leakage, electrical
shock, fire or explosion.
Read the User's Manual carefully before using this product. The User's Manual provides important
safety instructions and warnings. Be sure to follow these instructions and warnings.
For any inquiries, contact your local distributor.

Daikin VRV II RXYQ10MY1K Specifications

General

Model	RXYQ10MY1K
Type	Heat Pump
Cooling Capacity (kW)	10.0
Heating Capacity (kW)	11.2
Refrigerant	R410A
Operating Temperature (Heating)	-15 to 24 °C
Operating Temperature (Cooling)	-5 to 46°C

Summary

Introduction

1.1 Safety Cautions

Important safety precautions for repair work, classified into Warning and Caution.

Part 2 Specifications

1.1 Outdoor Units

Detailed specifications for outdoor units, including cooling/heating capacity and dimensions.

Part 3 Refrigerant Circuit

1. Refrigerant Circuit

3. Refrigerant Flow for Each Operation Mode

Part 4 Function

2. Basic Control

3. Special Control

4. Protection Control

Outlines protection mechanisms like high/low pressure and inverter protection.

Part 5 Test Operation

1. Test Operation

Provides procedures and outlines for conducting initial test operations.

3. Field Setting

Part 6 Troubleshooting

1. Symptom-based Troubleshooting

Lists common symptoms, their supposed causes, and countermeasures.

2. Troubleshooting by Remote Controller

Guides troubleshooting using remote controller functions like inspection and self-diagnosis.

3. Troubleshooting by Indication on the Remote Controller

Details troubleshooting steps based on error codes displayed on the remote controller.

4. Troubleshooting (OP: Central Remote Controller)

Addresses troubleshooting specific to the Central Remote Controller.

5. Troubleshooting (OP: Schedule Timer)

Guides troubleshooting for issues related to the Schedule Timer.

6. Troubleshooting (OP: Unified ON/OFF Controller)

Covers troubleshooting for the Unified ON/OFF Controller functions.

Part 8 Precautions for New Refrigerant (R-410A)

1. Precautions for New Refrigerant (R-410A)

Covers characteristics, pressure, and composition of R-410A refrigerant.

2. Refrigerant Cylinders

3. Service Tools