Daikin VRV Series Operation Manual
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- Technical data manual (78 pages) ,
- Engineering data (28 pages) ,
- Installation manual (27 pages)
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Summary of Contents for Daikin VRV Series
- Page 1 OPERATION MANUAL System Air Conditioner RSUYQ4AVM RSUYQ5AVM RSUYQ6AVM RSUYQ4AVMA RSUYQ5AVMA RSUYQ6AVMA RSUYQ7AYM RSUYQ8AYM...
- Page 2 Thank you for purchasing this Daikin air conditioner. Carefully read this operation manual before using the air conditioner. It will tell you how to use the unit properly and help you if any trouble occurs. After reading the manual, keep it in your custody for future reference.
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Page 3: Table Of Contents
Operation manual Definitions Contents Page 1. Definitions ............1 1.1 Meaning of warnings and symbols ....1 1.1 Meaning of warnings and symbols 1.2 Meaning of used terms ........1 Warnings in this manual are classified according 1.3 Safety Precautions ........2 to their severity and probability of occurrence. 2. Introduction ............ 6 2.1 General information ........6 DANGER 2.2 System layout ..........6 3. Before operation.......... -
Page 4: Safety Precautions
Equipment which can optionally be combined to Leaves are a hotbed for small animals which the products as per the subject of this manual. can enter the unit. Field supply: Once in the unit, such animals can cause Equipment which needs to be installed according malfunctions, smoke or fire when making to instructions in this manual, but which are not contact with electrical parts. supplied by Daikin. • Consult your local dealer about installation work. 1.3 Safety Precautions Doing the work yourself may result in water leakage, electric shocks or fire hazards. To gain full advantage of the air conditioner’s functions and to avoid malfunction due to • Do not insert fingers, rods or other objects mishandling, we recommend that you read this into the air inlet or outlet. - Page 5 • Consult your local dealer regarding what to • Be sure to install an earth leakage breaker. do in case of refrigerant leakage. Failure to install an earth leakage breaker may When the air conditioner is to be installed in a result in electric shocks or fire. small room, it is necessary to take proper In order to avoid electric shock or fire, make measures so that the amount of any leaked sure that an earth leak detector is installed. refrigerant does not exceed the concentration • Consult the dealer if the air conditioner limit in the event of leakage. Otherwise, this may submerges owing to a natural disaster, such lead to an accident due to oxygen depletion.
- Page 6 • Be sure to use a dedicated power supply for • Do not place heaters directly below the unit, the air conditioner. as resulting heat can cause deformation. The use of any other power supply may cause • Do not allow a child to mount on the outdoor heat generation, fire, or product failures.
- Page 7 • Never touch the internal parts of the • After prolonged use, check the unit stand controller. and its mounts for damage. Do not remove the front panel. Touching certain If left in a damaged condition, the unit may fall internal parts will cause electric shocks and and cause injury. damage to the unit. Please consult your dealer • Do not place items which might be damaged about checking and adjustment of internal parts. by moisture under the indoor unit. •...
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Page 8: Introduction
• Make sure that the piping is heat insulated. If the piping is frozen and broken, scalding or 1 VRV outdoor unit water leakage may result. 2 Refrigerant piping Consult your installer. 3 VRV direct expansion indoor unit System relocation 4 BP unit (required to connect Residential • Consult your Daikin about remodelling and Air or Sky Air indoor units) relocation. 5 Residential Air Direct Expansion indoor units Introduction 6 User interface (dedicated depending on indoor unit type) 7 User interface (wireless, dedicated 2.1 General information... -
Page 9: User Interface
User interface • The air flow rate may adjust itself depending on the room temperature or the fan may stop This operation manual will give a non-exhaustive immediately. This is not a malfunction. overview of the main functions of the system. Starting the system Detailed information on required actions to achieve certain functions can be found in the dedicated BRC1C62 BRC1E62 installation and operation manual of the indoor unit. Refer to the operation manual of the installed user interface. Operation range Use the system in the following temperature and humidity ranges for safe and effective operation. –20~21°C DB Outdoor temperature –5~52°C DB –20~15.5°C WB Press the operation mode selector button 21~32°C DB several times and select the operation mode Indoor temperature 15~27°C DB 14~25°C WB of your choice Indoor humidity ≤80% “... -
Page 10: Program Dry Operation
For BRC1C62 Hot start In order to prevent cold air from blowing out of an Press the fan speed control button and select indoor unit at the start of heating operation, the the fan speed of your preference. indoor fan is automatically stopped. The display of Press air flow direction adjust button. the user interface shows “ ”. Refer to the chapter “6.3 Adjusting the air It may take some time before the fan starts. This is flow direction” for details. not a malfunction. INFORMATION For BRC1E62 • The heating capacity drops when the Press air flow setting button outside temperature falls. If this happens, use another heating device together with • To select air volume or direction setting, the unit. (When using together with press “ ” buttons. appliances that produce open fire, ventilate the room constantly). • With air volume selected, Do not place appliances that produce using the “ ” buttons. open fire in places exposed to the air flow from the unit or under the unit. -
Page 11: Adjusting The Air Flow Direction
For BRC1E62 Press the operation mode selector button several times and select “ ” (program dry operation). Press the ON/OFF button of the user interface. The operation lamp lights up and the system starts operating. Press the air flow direction adjust button (only for double-flow, multi-flow, corner, ceiling-suspended and wall-mounted). Refer to “6.3 Adjusting the air flow direction”. Stopping the system Press air flow setting button Press the ON/OFF button of the user interface once again. The operation lamp • To select air volume or direction setting, goes off and the system stops operating. press “ ” buttons. NOTICE • With direction selected, using the “ ” buttons. Do not turn off power immediately after the unit stops, but wait for at least 5 minutes. Movement of the air flow flap 6.3 Adjusting the air flow direction Double-flow+multi-flow units For BRC1C62... -
Page 12: Setting The Master User Interface
How to designate the master user interface NOTICE BRC1C62 BRC1E62 • The movable limit of the flap is changeable. Contact your dealer for details. (only for double-flow, multi-flow, corner, ceiling-suspended and wall- mounted). • Avoid operating in the horizontal direction “ ”. It may cause dew or dust to settle on the ceiling or flap. 6.4 Setting the master user interface In case only VRV indoor units are connected to the VRV system: Press the operation mode selector button of the current master user interface for 4 seconds. -
Page 13: Precautions For Group Control System Or Two User Interface Control System
The only way to change the master unit is by • Never place objects near the air inlet or the air repeating the previous procedure. outlet of the unit. It may cause deterioration in the effect or stop In case you want to keep the VRV indoor unit user the operation. interface as master, contact your installer. • Turn off the main power supply switch to the unit when the unit is not used for longer periods of 6.5 Precautions for group control system time. If the switch is on, it consumes electricity. or two user interface control system Before restarting the unit, turn on the main power supply switch 6 hours before operation to This system provides two other control systems ensure smooth running. (Refer to “Maintenance” beside individual control system (one user interface in the indoor unit manual.) controls one indoor unit). Confirm the following if • When the display shows “ ” (time to clean your unit is of the following control system type: the air filter), ask a qualified service person to • Group control system clean the filters. (Refer to “Maintenance” in the One user interface controls up to 16 indoor units. -
Page 14: Maintenance
Maintenance Symptoms that are not air conditioner troubles CAUTION Following symptoms are not air conditioner Pay attention to the fan. troubles: It is dangerous to inspect the unit while the fan is running. 9.1 The system does not operate Be sure to turn off the main switch and to • The air conditioner does not start immediately remove the fuses from the control circuit after the ON/OFF button on the user interface is located in the outdoor unit. pressed. If the operation lamp lights, the system is in normal condition. To prevent overloading of the compressor motor, the air conditioner starts 8.1 Maintenance after a long stop period 5 minutes after it is turned ON again in case it (e.g., at the beginning of the season) was turned OFF just before. -
Page 15: White Mist Comes Out Of A Unit
9.5 White mist comes out of a unit 2 Indoor unit, outdoor unit • A continuous low hissing sound is heard 1 Indoor unit when the system is in cooling or defrost • When humidity is high during cooling operation. operation If the interior of an indoor unit is This is the sound of refrigerant gas flowing extremely contaminated, the temperature through both indoor and outdoor units. distribution inside a room becomes uneven. • A hissing sound which is heard at the start It is necessary to clean the interior of the or immediately after stopping operation or indoor unit. Ask your dealer for details on defrost operation. cleaning the unit. This operation requires a This is the noise of refrigerant caused by qualified service person. flow stop or flow change. • Immediately after the cooling operation 3 Outdoor unit stops and if the room temperature and • When the tone of operating noise changes. humidity are low. This is because warm This noise is caused by the change of refrigerant gas flows back into the indoor... -
Page 16: Hot Air Can Be Felt When The Indoor Unit Is Stopped
9.15 Hot air can be felt when the indoor Turn the power on with Switch the breaker switch in unit is stopped the off position. Trip position • Several different indoor units are being run on Breaker Do not turn the power the same system. When another unit is running, on with the breaker some refrigerant will still flow through the unit. switch in the trip position. 10. Troubleshooting (Contact your dealer.) If one of the following malfunctions occur, take the 2 If the system goes into fan only operation, but measures shown below and contact your dealer. as soon as it goes into cooling operation, the system stops: WARNING • Check if air inlet or outlet of outdoor or Stop operation and shut off the power if indoor unit is not blocked by obstacles. anything unusual occurs (burning smells etc.) Remove any obstacle and make it well- Leaving the unit running under such... -
Page 17: After-Sales Service And Warranty
11. After-sales service and WARNING warranty • Do not modify, disassemble, remove, reinstall or repair the unit yourself as incorrect dismantling or installation may 11.1 Warranty period cause an electric shock or fire. Contact • This product includes a warranty card that was your dealer. filled in by the dealer at the time of installation. • In case of accidental refrigerant leaks, The completed card has to be checked by the make sure there are no naked flames. The customer and stored carefully. refrigerant itself is entirely safe, non-toxic • If repairs to the air conditioner are necessary and non-combustible, but it will generate within the warranty period, contact your dealer toxic gas when it accidentally leaks into a and keep the warranty card at hand. room where combustible air from fan heaters, gas cookers, etc. is present. 11.2 After-sales service Always have qualified service personnel confirm that the point of leakage has been 11.2.1 Recommendations for maintenance and repaired or corrected before resuming inspection operation. -
Page 18: Shortening Of "Maintenance Cycle" And "Replacement Cycle" Needs To Be Considered In Following Situations
NOTICE NOTICE • Table 1 indicates main components. • Table 2: “Replacement Cycle” list Refer to your maintenance and inspection indicates main components. Refer to your contract for more details. maintenance and inspection contract for • Table 1 indicates recommended intervals more details. of maintenance cycles. However, in order • Table 2: “Replacement Cycle” list to keep the unit operational as long as indicates recommended intervals of possible, maintenance work may be replacement cycles. However, in order to required sooner. Recommended intervals keep the unit operational as long as can be used for appropriate maintenance possible maintenance work may be design in terms of budgeting maintenance required sooner. and inspection fees. Depending on the Recommended intervals can be used for content of the maintenance and appropriate maintenance design in terms inspection contract, inspection and of budgeting maintenance and inspection maintenance cycles may in reality be fees. Contact your dealer for details. shorter than listed. INFORMATION Damage due to taking apart or cleaning 11.3 Shortening of “maintenance cycle” interiors of units by anyone other than our and “replacement cycle”... -
Page 19: Malfunction Codes
11.4 Malfunction codes Malfunction code Contents In case a malfunction code appears on the indoor Main code unit user interface display, contact your installer Gas temperature sensor (after subcool HE) and inform the malfunction code, the unit type, and malfunction (outdoor) serial number (you can find this information on the High pressure sensor malfunction (S1NPH) nameplate of the unit). Low pressure sensor malfunction (S1NPL) INV circuit abnormal For your reference, a list with malfunction codes is Fin temperature abnormal provided. You can, depending on the level of the INV circuit faulty malfunction code, reset the code by pushing the Compressor over current detected ON/OFF button. If not, ask your installer for advice. INV compressor startup abnormal Malfunction INV circuit transmission trouble code Contents INV unbalanced power supply voltage Main code Autocharge operation related External protection device was activated Fin thermistor malfunction EEPROM failure (indoor) Autocharge operation related Drain system malfunction (indoor) Autocharge operation related Fan motor malfunction (indoor) Capacity setting malfunction (outdoor) Swing flap motor malfunction (indoor) - Page 20 The two-dimensional bar code is a manufacturing code. 3P344160-11V M19N113A (2010) HT...