Daikin RYN25DV3B ARY20DV2- Manuals

SiBE01-829 List of Function 1 Part 1 List of Function 1. Functions.................................................................................................2

Functions SiBE01-829 2 List of Function 1. Functions Category Functions F T Y N 25-35GX V 1B RY N25- 35GX V 1B Category Functions F T Y N 25-35GX V 1B RY N25- 35GX V 1B Basic Function Inverter (with Inverter Power Control) — Health & Clean Air Purifying Filter { Operation Limit for Cooling (°CDB...

SiBE01-829 Specifications 5 Part 2 Specifications 1. Specifications ..........................................................................................6

SiBE01-829 Printed Circuit Board Connector Wiring Diagram 9 Part 3 Printed Circuit Board Connector Wiring Diagram 1. Printed Circuit Board Connector Wiring Diagram..................................10 1.1 Indoor Unit .......................................................................................

Printed Circuit Board Connector Wiring Diagram SiBE01-829 10 Printed Circuit Board Connector Wiring Diagram 1. Printed Circuit Board Connector Wiring Diagram 1.1 Indoor Unit Connectors Note: Other designations 1) S1 Connector for fan motor 2) S2 , S4 Connector for transformer 3) S5 Connector for the...

SiBE01-829 Functions and Control 13 Part 4 Functions and Control 1. Functions...............................................................................................14 1.1 Power-Airflow Flap, Wide-Angle Louvers and Auto-Swing ....................14 1.2 Fan Speed Control for Indoor Units.........

SiBE01-829 Functions Functions and Control 15 1.2 Fan Speed Control for Indoor Units Control Mode The airflow rate can be automatically controlled depending on the difference between the set temperature and the room temperature. This is done through phase control and Hall IC control. For more inform...

Functions SiBE01-829 16 Functions and Control 1.3 Thermostat Control Thermostat control is based on the difference between the room temperature and the setpoint. Cooling Thermostat OFF: Room temperature – setpoint ≤ − 1 ° C Thermostat ON : Room temperature – setpoint ≥ +1.5 ° C Heating Thermostat OF...

SiBE01-829 Functions Functions and Control 17 1.4 Automatic Operation Outline When the automatic mode is selected with the remote controller, the microcomputer determines the operation mode from cooling and heating according to the room temperature and the setpoint.The unit automatically switches th...

Functions SiBE01-829 18 Functions and Control 1.5 Programme Dry Function Outline Programme dry function removes humidity while preventing the room temperature from lowering.Since the microcomputer controls airflow rate, the fan adjustment buttons are inoperable in this mode. Details of the Control D...

Functions SiBE01-829 20 Functions and Control 1.6 Sleep Operation When the Sleep Operation is set, the Sleep Operation circuit activates.The Sleep Operation circuit maintains the airflow setting made by users. The Sleep Operation Circuit ‹ When the unit is operating under cooling mode, the set tempe...

SiBE01-829 Functions Functions and Control 21 1.7 POWERFUL Operation Outline In order to exploit the cooling and heating capacity to full extent, operate the air conditioner by increasing the indoor fan rotating speed. Details of the Control When POWERFUL button is pushed, the fan speed and the targ...

Functions SiBE01-829 22 Functions and Control 1.8 Other Functions 1.8.1 Hot Start Function In order to prevent the cold draft that normally comes when heating operation starts, the temperature of the indoor heat exchanger is detected, and either the airflow is stopped or is made very weak thereby ca...

Control Specification SiBE01-829 24 Functions and Control 3. Control Specification 3.1 Four Way Valve Switching Outline Current is conducted during heating operation, and current is not conducted during cooling or defrosting. In order to eliminate the switching sound (as the four way valve coil swit...

Control Specification SiBE01-829 26 Functions and Control 3.6 Defrost Control Outline In heating, defrosting is carried out by the cooling cycle (reverse cycle) to prevent the outdoor heat exchanger being frosted. The defrosting time or outdoor heat exchanger temperature must be more than its fixed ...

SiBE01-829 Operation Manual 27 Part 5 Operation Manual 1. System Configuration ............................................................................282. Instructions ......................................................................................................29 2.1 Safety Precautions...

System Configuration SiBE01-829 28 Operation Manual 1. System Configuration After the installation and test operation of the room air conditioner have been completed, it should be operated and handled as described below. Every user would like to know the correct method of operation of the room air c...

SiBE01-829 Instructions Operation Manual 29 2. Instructions Note: This instruction is for FTYN models as representative. 2.1 Safety Precautions 2 READ BEFORE OPER ATION Safety precautions • Keep this manual where the operator can easily find them.• Read this manual attentively before starting up the...

SiBE01-829 Instructions Operation Manual 31 2.2 Names of Parts 4 Names of parts „ Indoor Unit 1 7 2 9 10 8 3 4 5 6 ON/OFF 14 12 11 13

SiBE01-829 Instructions Operation Manual 33 6 „ Remote Controller 1. Signal transmitter: • It sends signals to the indoor unit. 2. Display: • It displays the current settings. (In this illustration, each section is shown with all its displays ON for the purpose of explanation.) 3. ON/OFF button: • P...

Instructions SiBE01-829 34 Operation Manual 2.3 Preparation Before Operation 7 Preparation Before Operation „ To set the batteries 1. Slide the battery cover by pulling it according to the arrow direction. 2. Insert new batteries making sure that the (+) and (–) of battery are installed correctly. 3...

SiBE01-829 Instructions Operation Manual 35 8 Preparation Before Operation „ To operate the remote controller • To use the remote controller, aim the transmitter at the indoor unit. If there is anything to block signals between the unit and the remote controller, such as a curtain, the unit will not...

Instructions SiBE01-829 36 Operation Manual 9 „ To set the clock 1. Hold down “ ” or “ ” button for 2 seconds. 2. Press “ ” button to increase the clock time. 3. Press “ ” button to decrease the clock time. 4. Leave the remote controller for 4 seconds without pressing any button. NOTE „ Tips for sav...

SiBE01-829 Instructions Operation Manual 37 2.4 AUTO • DRY • COOL • HEAT • FAN Operation 10 OPERATION AUTO · DRY · COOL · HEAT · FAN Operation The air conditioner operates with the operation mode of your choice. From the next time on, the air conditioner will operate with the same operation mode. „ ...

Instructions SiBE01-829 38 Operation Manual 11 „ To change the airflow rate setting 5. Press “FAN setting button”. NOTE DRY mode AUTO or COOL or HEAT or FAN mode The airflow rate setting is not variable. 3 levels of airflow rate setting from “ ” to “ ” plus “ ” are available. „ Note on HEAT operatio...

SiBE01-829 Instructions Operation Manual 39 2.5 Adjusting the Airflow Direction 12 Adjusting the Airflow Direction You can adjust the airflow direction to increase your comfort. „ To adjust the horizontal blades (flaps) 1. Press “SWING button”. • “ ” is displayed on the LCD and the flaps will begin ...

SiBE01-829 Instructions Operation Manual 41 2.7 QUIET Operation 14 QUIET Operation QUIET operation lowers the noise level of the indoor unit by changing the airflow rate minimum. Use this when making the noise quieter. „ To start QUIET operation 1. Press “QUIET button”. • “ ” displayed on the LCD. „...

Instructions SiBE01-829 42 Operation Manual 2.8 TIMER Operation 15 TIMER Operation Timer functions are useful for automatically switching the air conditioner on or off at night or in the morning. You can also use OFF TIMER and ON TIMER in combination. „ To use OFF TIMER operation • Check that the cl...

SiBE01-829 Instructions Operation Manual 43 2.9 PERSONALIZE Operation 16 PERSONALIZE Operation PERSONALIZE operation is the function which allows you to record your preferred settings. You can set your preferred setting one time by using this function. „ To set PERSONALIZE operation 1. Hold down “PE...

Instructions SiBE01-829 44 Operation Manual 2.10 SLEEP Operation 17 SLEEP Operation When set SLEEP operation, the air conditioner automatically adjusts the temperature setting. „ To set SLEEP operation 1. Press “SLEEP button”. • is displayed. „ To cancel SLEEP operation 2. Press “SLEEP button” again...

SiBE01-829 Instructions Operation Manual 45 2.11 Care and Cleaning 18 CARE Care and Cleaning CAUTION „ Indoor unit, Outdoor unit and Remote controller 1. Wipe them with dry soft cloth. „ Front panel 1. Open the front panel. • Hold the panel at the recesses on the main unit (2 recesses on right and l...

Instructions SiBE01-829 46 Operation Manual 19 1. Open the front panel. (page 18.) • Hold the panel at the recesses on the main unit (2 recesses on right and left sides) and lift it until it stops. 2. Pull out the air filters. • Push a little upwards the tab at the center of each air filter, then pu...

SiBE01-829 Instructions Operation Manual 47 20 [ Maintenance ] 1. Remove dust with a vacuum cleaner and wash lightly with water. 2. If it is very dirty, soak it for 10 to 15 minutes in water mixed with a neutral cleaning agent. 3. Do not remove filter from frame when washing with water. 4. After was...

Instructions SiBE01-829 48 Operation Manual 2.12 Troubleshooting 21 TROUBLE SHOOTING Trouble Shooting The following cases are not air conditioner troubles but have some reasons. You may just continue using it. These cases are not troubles. Case Explanation Operation does not start soon. • When ON/OF...

Instructions SiBE01-829 50 Operation Manual 23 WARNING „ When an abnormality (such as a burning smell) occurs, stop operation and turn the breaker OFF. Continued operation in an abnormal condition may result in troubles, electric shocks or fire .Consult the service shop where you bought the air cond...

SiBE01-829 Service Diagnosis 51 Part 6 Service Diagnosis 1. Caution for Diagnosis ............................................................................522. Problem Symptoms and Measures .......................................................533. Service Check Function ...........................

SiBE01-829 Problem Symptoms and Measures Service Diagnosis 53 2. Problem Symptoms and Measures Problem Check Solution Reference Page None of the units operates. Check the power supply. Check to make sure that the rated voltage is supplied. — Check the type of the indoor units. Check to make sure tha...

Service Check Function SiBE01-829 54 Service Diagnosis 3. Service Check Function The temperature display sections on the main unit indicate corresponding codes. Check Method 1. When the ON timer or OFF timer cancel button is held down for 5 seconds, a “00” indication flashes on the temperature displ...

SiBE01-829 Troubleshooting Service Diagnosis 55 4. Troubleshooting 4.1 Error Codes and Description ★ : Displayed only when system-down occurs. Code Description Reference Page System 00 Normal — U0 Insufficient gas 65 UA Hardware error (tact switch pin short) 64 IndoorUnit A1 Indoor unit PCB abnormal...

Troubleshooting SiBE01-829 56 Service Diagnosis 4.2 Indoor Unit PCB Abnormality Remote Controller Display A1 Method of Malfunction Detection Evaluation of zero-cross detection of power supply by indoor unit. Malfunction Decision Conditions When there is no zero-cross detection in approximately 1.25 ...

SiBE01-829 Troubleshooting Service Diagnosis 57 4.3 Freeze-up Protection Control , High Pressure Control or Indoor Heat Exchanger Thermistor Abnormality Remote Controller Display A5 Method of Malfunction Detection „ High pressure control During heating operations, the temperature detected by the ind...

SiBE01-829 Troubleshooting Service Diagnosis 59 4.4 Fan Motor or Related Abnormality (AC motor) Remote Controller Display A6 Method of Malfunction Detection The rotation speed detected by the Hall IC during fan motor operation is used to determine abnormal fan motor operation. Malfunction Decision C...

Troubleshooting SiBE01-829 60 Service Diagnosis 4.5 Thermistor or Related Abnormality 4.5.1 Heat Exchanger Thermistor Remote Controller Display C4 , J6 Method of Malfunction Detection The temperatures detected by the indoor and outdoor heat exchanger thermistors are used to determine thermistor erro...

Troubleshooting SiBE01-829 62 Service Diagnosis 4.6 High Pressure Control in Cooling or Outdoor Heat Exchanger Thermistor Abnormality Remote Controller Display F6 Method of Malfunction Detection High-pressure control (stop) is activated in the cooling mode if the temperature being sensed by the heat...

SiBE01-829 Troubleshooting Service Diagnosis 65 4.8 Insufficient Gas Remote Controller Display U0 Method of Malfunction Detection A gas shortage is detected by checking the indoor unit heat exchanger temperature. Malfunction Decision Conditions When the compressor operates for 30 min. with the indoo...

SiBE01-829 Check Service Diagnosis 67 5. Check 5.1 Thermistor Resistance Check Check No.06 Remove the connectors of the thermistors on the PCB, and measure the resistance of each thermistor using tester.The relationship between normal temperature and resistance is shown in the graph and the table be...

Check SiBE01-829 68 Service Diagnosis 5.2 Installation Condition Check Check No.07 Installation condition check Normal (R8508) Abnormal YES YES YES NO NO NO Is the heat exchanger very dirty? Check the allowable dimensions of the air suction and discharge area. Is the airflow blocked by obstacles or ...

SiBE01-829 Check Service Diagnosis 69 5.3 Outdoor Unit Fan System Check Check No.09 5.4 Hall IC Check Check No.16 1. Check the connector connection.2. With the power ON, operation OFF, and the connector connected, check the following. ∗ Output voltage of about 5 V between pins 1 and 3. ∗ Generation ...

SiBE01-829 Removal Procedure 71 Part 7 Removal Procedure 1. Indoor Unit.............................................................................................72 1.1 Removal of Air Filter ...............................................................................72 1.2 Removal of Front Gril...

SiBE01-829 Others 105 Part 8 Others 1. Others .................................................................................................106 1.1 Trial Operation and Testing ..................................................................106 1.2 Pump Down Operation ..............................

Others SiBE01-829 106 Others 1. Others 1.1 Trial Operation and Testing 1. Measure the supply voltage and make sure that it falls in the specified range.2. Trial operation should be carried out in either cooling or heating mode. In cooling mode, select the lowest programmable temperature; in heating ...

SiBE01-829 Others Others 107 1.3 Jumper Settings 1.3.1 When Two Units are Installed in One Room „ How to set the different addresses. „ When two indoor units are installed in one room, the two wireless remote controllers can be set for different addresses. PCB in the indoor unit „ Remove the front p...

SiBE01-829 Appendix 109 Part 9 Appendix 1. Piping Diagrams ..................................................................................110 1.1 Indoor Units ..........................................................................................110 1.2 Outdoor Units .............................

Piping Diagrams SiBE01-829 110 Appendix 1. Piping Diagrams 1.1 Indoor Units FTYN25GXV1B, FTY25GXV1 FTYN35GXV1B, FTY35GXV1 M HEAT EXCHANGER 7.0CuT FAN MOTOR 4.8CuT (9.5CuT) FIELD PIPING COOLING 7.0CuT (6.4CuT) HEATING 7.0CuT INDOOR UNIT 9.5CuT THERMISTORON HEAT EXCH. REFRIGERANT FLOW CROSS FLOW FAN 7...

SiBE01-829 Piping Diagrams Appendix 111 1.2 Outdoor Units RYN25GXV1B RYN35GXV1B REFRIGERANT FLOW 9.5CuT 7.0CuT 6.4CuT MUFFLER GAS STOP VALVE OUTDOOR UNIT HEAT EXCHANGER CHECK VALVE CAPILLARYTUBE 1 FIELD PIPING HEAT EXCHANGERTHERMISTOR 6.4CuT MUFFLER 9.5CuT 7.9CuT STRAINER 7.0CuT 6.4CuT M (9.5CuT) FI...

SiBE01-829 Wiring Diagrams Appendix 113 2. Wiring Diagrams 2.1 Indoor Units FTYN25GXV1B, FTYN35GXV1B, FTY25GXV1, FTY35GXV1 2.2 Outdoor Units RYN25GXV1B, RYN35GXV1B, RY25GXV1,RY35GXV1

SiBE01-829 Index i Index Numerics 00 ...........................................................................633-minutes standby ............................................27, 29 A A1 ...........................................................................64A5 ...................................

SiBE01-829 Drawings & Flow Charts iii Drawings & Flow Charts A air flow rate control .................................................21 automatic operation ...............................................23 auto-swing ..............................................................20 C control...