Daikin RXYQ120PYDN User Manual

System air conditioner
OPERATION MANUAL
MODEL
RXYQ72PYDN
RXYQ96PYDN
RXYQ120PYDN
RXYQ144PYDN
RXYQ168PYDN
RXYQ192PYDN
RXYQ216PYDN
RXYQ240PYDN
RXYQ72PTJU
RXYQ96PTJU
RXYQ120PTJU
RXYQ144PTJU
RXYQ168PTJU
RXYQ192PTJU
RXYQ216PTJU
RXYQ240PTJU
Read these instructions carefully before installation.
Keep this manual in a handy place for future reference.
This manual should be left with the equipment owner.
English
Français
Español
REYQ72PYDN
REYQ96PYDN
REYQ120PYDN
REYQ144PYDN
REYQ168PYDN
REYQ192PYDN
REYQ216PYDN
REYQ240PYDN
REYQ72PTJU
REYQ96PTJU
REYQ120PTJU
REYQ144PTJU
REYQ168PTJU
REYQ192PTJU
REYQ216PTJU
REYQ240PTJU
00_CV_3P215731-1D.fm Page 1 Wednesday, February 6, 2008 11:34 AM

Daikin RXYQ120PYDN Specifications

General

Brand	Daikin
Model	RXYQ120PYDN
Category	Air Conditioner
Language	English

Summary

1. SAFETY CONSIDERATIONS

Meaning of safety symbols

Explains symbols used for safety instructions in the manual.

DANGER and High-Risk Scenarios

Details immediate hazardous situations that could result in death or serious injury.

WARNING and Medium-Risk Scenarios

Outlines potentially hazardous situations that could result in death or serious injury.

CAUTION and Low-Risk Scenarios

Describes potentially hazardous situations that may result in minor injury or alert against unsafe practices.

General Safety Guidelines

Provides essential safety guidelines for installation, operation, and maintenance.

2. SPECIFICATIONS

RXYQ Series Model Specifications

Technical details for RXYQ models, covering various capacities and types.

REYQ Series Model Specifications

Technical details for REYQ models, covering various capacities and types.

3. WHAT TO DO BEFORE OPERATION

System Check and Dealer Consultation

Instructions to consult dealer for system type, mark, and customized control systems.

System Component Identification

Identifies outside units, indoor units, remote controllers, and selectors for system setup.

4. REMOTE CONTROLLER AND COOL/HEAT SELECTOR: NAME AND FUNCTION OF EACH SWITCH AND DISPLAY

Remote Controller Parts and Functions

Identifies key components of the remote controller and their functions.

Remote Controller Display Icons

Explains various display icons on the remote controller and their meanings.

Remote Controller Controls

Details the functions of various buttons and switches on the remote controller.

Remote Controller Usage Notes

Provides important notes regarding remote controller placement and handling.

5. OPERATION RANGE

Recommended Operating Conditions

Specifies optimal outdoor/indoor temperature and humidity ranges for safe operation.

Cooling Operation Considerations

Notes on continuous cooling operation, potential icing, and water leakage.

Heating Operation Considerations

Mentions potential machine shutdown due to high outdoor temperatures during heating.

6. OPERATION PROCEDURE

6-1 Cooling, Heating, Automatic and Fan Only Operation

Guides on selecting operation modes for systems with and without Cool/Heat selectors.

6-2 Program Dry Operation

Explains the function of program dry operation and its limitations.

6-3 Adjusting the Air Flow Direction

Procedures for setting automatic or fixed air flow direction and movement of the air flow flap.

6-4 Programming Start and Stop of the System with Timer

Instructions for setting programmed start and stop times for the system.

6-5 Setting the Master Remote Controller

Guidelines for designating and managing master remote controllers in multi-unit systems.

7. OPTIMUM OPERATION

Environmental and Usage Recommendations

Tips for maximizing efficiency, such as using curtains and ventilating.

Maintenance Reminders

Instructions for filter cleaning and keeping the unit and controller at a distance from electronics.

Long-Term Storage and Restart

Guidance on turning off the unit for long periods and preparing it for restart.

Air Flow Direction for Comfort

Advice on setting air flow direction for cooling and heating for optimal room comfort.

6-6 PRECAUTIONS FOR GROUP CONTROL SYSTEM OR TWO REMOTE CONTROLLER CONTROL SYSTEM

System Configuration Types

Describes group control and two-remote controller system configurations.

Dealer Consultation for System Settings

Advises contacting the dealer for changes in system combination or settings.

8. SEASONAL MAINTENANCE

General Maintenance Cautions

Safety warnings regarding touching unit parts, washing, and electrical safety during cleaning.

Beginning of Season Checks

Steps to check vents, clean exterior, and power on the unit at the start of the season.

End of Season Procedures

Guidance on fan operation for drying, turning off power, and cleaning at the end of the season.

9. FOLLOWING SYMPTOMS ARE NOT AIR CONDITIONER TROUBLES

System Not Operating or Delayed Start

Explains reasons for delayed startup or non-operation, including centralized control.

Intermittent Stops and Restarts

Addresses symptoms of intermittent stopping due to external electrical interference.

Cool/Heat Changeover Issues

Explains issues related to slave controllers or cool/heat selectors affecting changeover.

10. TROUBLE SHOOTING

Immediate Action for Malfunctions

Critical safety steps to take for unusual occurrences like burning smells or electrical issues.

System Not Operating Properly

Troubleshooting steps for systems that do not operate at all or stop shortly after starting.

Insufficient Cooling or Heating

Checks for insufficient cooling or heating, including blocked inlets/outlets and filter status.

Remote Controller Malfunctions

Troubleshooting steps for remote controller issues like display errors or unresponsive buttons.

After-sales service and warranty

Repair and Warranty Information

Details on contacting dealers for repairs, warranty terms, and part availability.

Maintenance and Inspection Cycles

Recommended cycles for inspection and replacement of main parts like compressor and filters.