To Next PageTo Next PageWhy is my Daikin RYMQ14T7Y1B Air Conditioner discharge temperature too high?
The discharge temperature may be too high due to a closed stop valve or a refrigerant shortage. To resolve this, open the stop valves and check the refrigerant amount, recharging the unit if necessary.
What to do if my Daikin RYMQ14T7Y1B Air Conditioner has low pressure malfunction?
If your Daikin Air Conditioner is showing a low pressure malfunction, the stop valve might be closed, there could be a refrigerant shortage, or there might be an indoor unit malfunction. You should open the stop valves, check the refrigerant level and recharge if needed. Also, verify the user interface display and the transmission wiring between the outdoor and indoor units.
Why is my Daikin RYMQ14T7Y1B compressor casing temperature too high?
A high compressor casing temperature could be due to a closed stop valve or a refrigerant shortage. The suggested solution is to open the stop valves and check the refrigerant amount, recharging the unit if necessary.
What causes Daikin RYMQ14T7Y1B Air Conditioner high pressure switch activation?
The high pressure switch in your Daikin Air Conditioner might be activating because of a stop valve issue or abnormalities in the field piping, or airflow over the air cooled coil.
What to do if my Daikin Air Conditioner indicates unusual low pressure on suction line?
If your Daikin Air Conditioner shows unusual low pressure on the suction line, immediately close valve A and push BS1 to reset. Before retrying the auto charge procedure, verify that the gas side stop valve and the refrigerant cylinder valve are opened correctly, and that the air inlet and outlet of the indoor unit are not obstructed.
How to fix Daikin Air Conditioner electronic expansion valve malfunction (subcool)?
To address an electronic expansion valve malfunction (subcool) on your Daikin Air Conditioner, check the connection on the PCB or the actuator.
How to fix Daikin Air Conditioner electronic expansion valve malfunction (main)?
To fix an electronic expansion valve malfunction (main) on your Daikin Air Conditioner, check the connection on the PCB or the actuator.
How to fix Daikin RYMQ14T7Y1B electronic expansion valve malfunction (storage vessel)?
To fix an electronic expansion valve malfunction (storage vessel) on your Daikin Air Conditioner, check the connection on the PCB or the actuator.
What to do if my Daikin Air Conditioner is preventing freeze-up in the indoor unit?
If your Daikin Air Conditioner is preventing freeze-up in the indoor unit, immediately close valve A and push BS1 to reset. Then, retry the auto charge procedure.
What to do if my Daikin RYMQ14T7Y1B ambient temperature sensor malfunctions?
If the ambient temperature sensor on your Daikin Air Conditioner malfunctions, check the connection on the PCB or actuator.
Explains the purpose and content of the documentation set for users and installers.
Provides essential safety instructions and warnings for operating the unit correctly.
Covers safety precautions for unit installation, including site, refrigerant, and electrical aspects.
Details the scope and target audience of this installation manual.
Information regarding the handling and unpacking of the outdoor unit from its packaging.
Step-by-step instructions for safely removing the outdoor unit from its packaging and pallet.
Introduces information on unit identification, system layout, and possible indoor/outdoor unit combinations.
Explains the model identification codes and details found on the outdoor unit's label.
Provides an overview of the VRV IV heat pump system and its outdoor unit specifications.
Illustrates the typical system layout, showing the connection of outdoor units with indoor units and accessories.
Guidance on system setup and consulting technical data for allowable unit combinations.
Outlines the necessary steps and knowledge required before commencing on-site installation.
Specifies essential requirements for the outdoor unit's installation site, including space and ventilation.
Outlines stringent requirements for system cleanliness, dryness, and tightness for R410A refrigerant.
Details compliance with electrical standards for voltage, current, and system impedance.
Provides an overview of the on-site installation process and key steps involved.
Instructions on how to safely open the outdoor unit's front and service covers.
Guidelines for ensuring a strong, level base and proper foundation for the outdoor unit installation.
Critical safety warnings and notices for connecting refrigerant piping, emphasizing cleanliness and pressure.
Explains the importance of completing piping work before powering units and outlines two methods for leak testing.
Guidelines for insulating refrigerant piping and branch kits to prevent condensation and damage.
Safety warnings regarding refrigerant type, handling, and personal protective equipment during charging.
Critical safety warnings for electrical wiring, emphasizing licensed installers and compliance with legislation.
Introduces the chapter on system configuration, emphasizing sequential reading and application-specific settings.
Explains how to perform manual input of field settings using push buttons and reading feedback from 7-segment displays.
Describes how to connect a PC configurator for advanced field setting and system configuration.
Explains different operation methods like Basic, Automatic, and Hi-sensible/economic for energy efficiency and comfort.
Explains how to activate and configure automatic leak detection, including interval times and activation settings.
Outlines the commissioning process, emphasizing verification of settings and correct operation after installation.
Provides critical safety precautions during commissioning, highlighting electrical hazards and operational risks.
A comprehensive checklist covering installation, field wiring, electrical checks, and component integrity.
Explains the purpose of the system test run for checking operation, wiring, and refrigerant status.
Detailed procedure for executing the system test run, including pre-checks, operation steps, and result interpretation.
Guidance on identifying and correcting issues indicated by malfunction codes after an abnormal test run.
Introduces the chapter on maintenance, emphasizing authorized service and recommended intervals.
Detailed safety instructions for preventing electrical hazards during service and maintenance operations.
Explains the process of using service mode for refrigerant recovery or system evacuation.
Introduction to troubleshooting, covering problem identification and solutions based on error codes.
Guidance on how to correct malfunctions by referring to the error code table and performing corrective actions.
A comprehensive table listing main and sub codes, their causes, and recommended solutions for system malfunctions.
Information on accessing technical data, including dimensions, service space, and components.
Provides detailed dimensional drawings of the outdoor units for different HP models.
Specifies required service space dimensions around the outdoor unit for adequate access and ventilation.
Diagram and list of components for various outdoor unit models (RYYQ, RYMQ, RXYQ).
Diagrams showing the layout of components within the electrical component box for different HP models.
Illustrates the refrigerant piping diagrams for various outdoor unit models.
Detailed wiring diagrams for outdoor units, including power supply, connections, and component labels.
Provides detailed specifications for outdoor units, including dimensions, weight, operating ranges, and electrical data.
Table showing total indoor unit capacity ranges based on outdoor unit HP class and connection ratios.
Illustrates the system layout with different outdoor unit models and their descriptions.
Specifies safe and effective operating ranges for temperature and humidity for cooling and heating modes.
General instructions on system operation, including power supply timing and automatic restart after interruptions.
Explains the dry program function for humidity reduction with minimal temperature impact.
Information on how the air flow flap adjusts and how users can control air direction.
Explains the need to designate a master user interface in systems with multiple indoor units.
Discusses alternative control systems like group control and two-user interface systems.
Explains basic, automatic, and Hi-sensible/economic operation methods for energy efficiency and comfort.
Details comfort settings (Powerful, Quick, Mild, Eco) affecting refrigerant temperature for user comfort.
Instructions for preparing the unit after a long period of inactivity, focusing on cleaning and power-up procedures.
Procedures for preparing the unit for a long stop period, including fan-only operation and power disconnection.
Information on the refrigerant type (R410A) and its global warming potential (GWP), with safety warnings.
Information regarding the product's warranty period and the importance of checking and storing the warranty card.
A comprehensive list of error codes, their causes, and recommended solutions for system malfunctions.
Addresses common non-malfunction symptoms like delayed startup or UI unresponsiveness.
Provides guidance on diagnosing and resolving system issues by observing specific symptoms and conditions.
General| Brand | Daikin |
|---|---|
| Model | RYMQ14T7Y1B |
| Category | Air Conditioner |
| Language | English |
