Daikin VRV IV+ RYYQ10U7Y1B Series Installation And Operation Manual
  1. Manuals
  2. Brands
  3. Daikin Manuals
  4. Heat Pump
  5. RYYQ10U7Y1B
  6. Installation and operation manual

Daikin VRV IV+ RYYQ10U7Y1B Series Installation And Operation Manual

Hide thumbs Also See for VRV IV+ RYYQ10U7Y1B Series:
Table of Contents

Advertisement

Quick Links

Download this manual
Installation and operation manual
VRV IV+ heat pump
RYYQ8U7Y1B*
RYYQ10U7Y1B*
RYYQ12U7Y1B*
RYYQ14U7Y1B*
RYYQ16U7Y1B*
RYYQ18U7Y1B*
RYYQ20U7Y1B*
RYMQ8U5/U7Y1B*
RYMQ10U5/U7Y1B*
RYMQ12U5/U7Y1B*
RYMQ14U5/U7Y1B*
RYMQ16U5/U7Y1B*
RYMQ18U5/U7Y1B*
RYMQ20U5/U7Y1B*
RXYQ8U5/U7Y1B*
RXYQ10U5/U7Y1B*
RXYQ12U5/U7Y1B*
RXYQ14U5/U7Y1B*
RXYQ16U5/U7Y1B*
Installation and operation manual
RXYQ18U5/U7Y1B*
English
VRV IV+ heat pump
RXYQ20U5/U7Y1B*

Advertisement

Table of Contents
loading

Related Manuals for Daikin VRV IV+ RYYQ10U7Y1B Series

Summary of Contents for Daikin VRV IV+ RYYQ10U7Y1B Series

  • Page 1 Installation and operation manual VRV IV+ heat pump RYYQ8U7Y1B* RYYQ10U7Y1B* RYYQ12U7Y1B* RYYQ14U7Y1B* RYYQ16U7Y1B* RYYQ18U7Y1B* RYYQ20U7Y1B* RYMQ8U5/U7Y1B* RYMQ10U5/U7Y1B* RYMQ12U5/U7Y1B* RYMQ14U5/U7Y1B* RYMQ16U5/U7Y1B* RYMQ18U5/U7Y1B* RYMQ20U5/U7Y1B* RXYQ8U5/U7Y1B* RXYQ10U5/U7Y1B* RXYQ12U5/U7Y1B* RXYQ14U5/U7Y1B* RXYQ16U5/U7Y1B* Installation and operation manual RXYQ18U5/U7Y1B* English VRV IV+ heat pump RXYQ20U5/U7Y1B*...
  • Page 2 Table of contents 8.2.15 Symptom: The display shows "88"....... 12 Table of contents 8.2.16 Symptom: The compressor in the outdoor unit does not stop after a short heating operation ....... 12 8.2.17 Symptom: The inside of an outdoor unit is warm even when the unit has stopped ........

  • Page 3: Table Of Contents

    16.1.4 To access mode 1 or 2 ..........33 16.1.5 To use mode 1 ............33 ▪ The full set of latest technical data is available on the Daikin 16.1.6 To use mode 2 ............33 Business Portal (authentication required).
  • Page 4 3 User safety instructions WARNING WARNING During tests, NEVER pressurise the product with a ▪ All wiring MUST be performed by an authorised pressure higher than the maximum allowable pressure (as electrician and MUST comply with the applicable indicated on the nameplate of the unit). legislation.
  • Page 5 3 User safety instructions ▪ Batteries are marked with the following symbol: General WARNING If you are NOT sure how to operate the This means that the batteries may NOT be mixed with unsorted unit, contact your installer. household waste. If a chemical symbol is printed beneath the symbol, this chemical symbol means that the battery contains a WARNING heavy metal above a certain concentration.
  • Page 6 4 About the system WARNING WARNING NEVER touch the air outlet or the Stop operation and shut OFF the horizontal blades while the swing flap power if anything unusual occurs is in operation. Fingers may become (burning smells etc.). caught or the unit may break down. Leaving the unit running under such circumstances may cause breakage, CAUTION...
  • Page 7 5 User interface 6.2.2 About cooling, heating, fan only, and Model Description automatic operation RYYQ Single continuous heating model. RYMQ Multi continuous heating model. ▪ Changeover cannot be made with a user interface whose display RXYQ Single and multi non-continuous heating shows "change-over under centralised control"...
  • Page 8 6 Operation 6.2.5 To operate the system (WITH cool/heat 6.3.2 To use the dry program (WITHOUT cool/ changeover remote control switch) heat changeover remote control switch) Overview of the changeover remote control switch To start FAN ONLY/AIR CONDITIONING 1 Press the operation mode selector button on the user interface SELECTOR SWITCH several times and select (program dry operation).
  • Page 9 7 Maintenance and service The displays of slave user interfaces show (change-over Corner units under centralised control) and slave user interfaces automatically follow the operation mode directed by the master user interface. Ceiling suspended units Only the master user interface can select heating or cooling mode. Wall-mounted units Maintenance and service For the following conditions, a micro computer controls the air flow...
  • Page 10 8 Troubleshooting After-sales service and warranty Malfunction Measure If the user interface display indicates the Notify your installer and unit number, the operation lamp flashes report the malfunction 7.2.1 Warranty period and the malfunction code appears. code. ▪ This product includes a warranty card that was filled in by the If the system does NOT operate properly except for the above dealer at the time of installation.
  • Page 11 8 Troubleshooting Main code Contents Main code Contents Drain system malfunction (indoor) Autocharge operation related Fan motor malfunction (indoor) Capacity setting malfunction (outdoor) Swing flap motor malfunction (indoor) Abnormal low pressure drop, faulty expansion valve Expansion valve malfunction (indoor) Reversed power supply phase malfunction Drain malfunction (indoor unit) INV voltage power shortage Filter dust chamber malfunction (indoor)
  • Page 12 9 Relocation 8.2.4 Symptom: The fan speed does not 8.2.10 Symptom: Noise of air conditioners correspond to the setting (Indoor unit, outdoor unit) The fan speed does not change even if the fan speed adjustment ▪ A continuous low hissing sound is heard when the system is in button is pressed.
  • Page 13 ▪ Front connection 11.1 About ID Øb 12.7 is part of Daikin's wider commitment to reduce our 12.7 ID Øa environmental footprint. With we want to create a circular economy for refrigerants. One of the actions to achieve this, is the 12.7...
  • Page 14 User interface (wireless, dedicated depending on indoor If the unit has to operate for 5 days in this area with unit type) high humidity (>90%), Daikin recommends to install the Cool/heat changeover remote control switch optional heater tape kit (EKBPH012TA or EKBPH020TA) to keep the drain holes free.
  • Page 15 13 Unit installation Moisture and dirt could enter DANGER: RISK OF BURNING/SCALDING NOT allowed Allowed 8~12 HP 14~20 HP 13.3 Mounting the outdoor unit 13.3.1 To provide the installation structure Make sure the unit is installed level on a sufficiently strong base to prevent vibration and noise.
  • Page 16 14 Piping installation NOTICE ▪ Prepare a water drainage channel around the foundation to drain waste water from around the unit. During heating operation and when the outdoor temperatures are negative, the drained water from the outdoor unit will freeze up. If the water drainage is not taken care of, the area around the unit might be very slippery.
  • Page 17 14 Piping installation F: Piping between refrigerant branch kit and Indoor unit capacity Piping outer diameter size (mm) index branch selector box (BP box) Gas pipe Liquid pipe 63~140 15.9 Pipe size for direct connection on branch selector box (BP*) must be based on the total capacity of the connected indoor units (only in 19.1 case RA DX indoor units are connected).
  • Page 18 14 Piping installation ▪ How to choose an outdoor multi connection piping kit. Choose ▪ To avoid the risk of oil retention to the outmost outdoor unit, from the following table in accordance with the number of outdoor always connect the stop valve and the piping between outdoor units.
  • Page 19 14 Piping installation 14.2.2 To connect the refrigerant piping to the NOTICE outdoor unit There are restrictions on the refrigerant pipe connection order between outdoor units during installation in case of a NOTICE multiple outdoor unit system. Install according to following restrictions.
  • Page 20 14 Piping installation To close the stop valve 1 Remove the stop valve cover. 2 Insert a hexagon wrench into the stop valve and turn the stop valve clockwise. Horizontal surface Refnet joint mounted vertically Refnet joint mounted horizontally 14.2.5 To protect against contamination 3 When the stop valve cannot be turned any further, stop turning.
  • Page 21 14 Piping installation Use the following procedure to remove the spun piping: 14.3 Checking the refrigerant piping 1 Make sure that the stop valves are fully closed. 14.3.1 About checking the refrigerant piping Refrigerant piping works are Finish piping work. finished? 2 Connect the vacuuming/recovery unit through a manifold to the service port of all stop valves.
  • Page 22 14 Piping installation 14.3.4 To perform a leak test NOTICE Make sure that all (field supplied) field piping valves are The leak test must satisfy the specifications of EN378‑2. OPEN (not outdoor unit stop valves!) before you start leak test and vacuuming. To check for leaks: Vacuum leak test For more information on the state of the valves, refer to 1 Evacuate the system from the liquid and gas piping to...
  • Page 23 14 Piping installation Ambient Humidity Minimum thickness NOTICE temperature Make sure all connected indoor units are recognised (see ≤30°C 75% to 80% RH 15 mm [1‑10], [1‑38] and [1‑39] in "16.1.7  Mode 1: Monitoring settings" [ 4  34]). >30°C ≥80% RH 20 mm ▪...
  • Page 24 14 Piping installation ▪ Parameter A: Inch piping Metric piping Piping length Parameter A Piping Weight factor Piping Weight factor 8 HP 10~14 HP 16~20 HP Ø6.4 mm 0.022 Ø6 mm 0.018 ≤30 m 50%≤CR≤105% 0 kg 0.5 kg Ø9.5 mm 0.059 Ø10 mm 0.065 105%<CR≤130% 0.5 kg 1.0 kg Ø12.7 mm 0.12...
  • Page 25 14 Piping installation 14.4.4 To charge refrigerant: Flow chart refrigerant" [ 4  26]. For more information, see "14.4.5 To charge Pre-charging refrigerant Step 1 p < p > Calculate additional refrigerant charge amount: R (kg) Step 2+3 R410A • Open valves C, D and B to the liquid and equalising line •...
  • Page 26 14 Piping installation << Continuation of previous page Heating charging Cooling charging ("t22" startup control) ("t02" startup control) ("t23" waiting for stable heating) ("t03" waiting for stable cooling) "t23" is flashing "t03" is flashing • Push BS2 within 5 minutes •...
  • Page 27 14 Piping installation p < p > NOTICE ▪ The refrigerant charging port is connected to the piping inside the unit. The unit's internal piping is already factory charged with refrigerant, so be careful when connecting the charge hose. R410A ▪...
  • Page 28 15 Electrical installation INFORMATION Code Cause Solution Indicates an indoor unit Refer to requirements to ▪ When a malfunction is detected during the procedure which is not compatible be able to execute leak (e.g, in case of closed stop valve), a malfunction code with leak detection detection operation.

  • Page 29: About Electrical Compliance

    15 Electrical installation WARNING INFORMATION ALWAYS use multicore cable for power supply cables. Multi units are standard combinations. NOTICE 15.2 Safety device requirements This is a class A product. In a domestic environment this product may cause radio interference in which case the The power supply must be protected with the required safety user may be required to take adequate measures.

  • Page 30: To Route And Fix The Transmission Wiring

    15 Electrical installation 8~12 HP 14~20 HP Field power supply (with earth leakage protector) Main switch Earth connection Outdoor unit Indoor unit User interface Indoor power supply wiring (sheathed cable) (230 V) Transmission wiring (sheathed cable) (16 V) Outdoor power supply wiring (sheathed cable) Power supply 3N~ 50 Hz Power supply 1~ 50 Hz Earth wiring...

  • Page 31: To Finish The Transmission Wiring

    15 Electrical installation 8~12 HP 14~20 HP Unit B (slave outdoor unit) Unit C (slave outdoor unit) Master/slave transmission (Q1/Q2) Outdoor/indoor transmission (F1/F2) Outdoor unit/other system transmission (F1/F2) INFORMATION U-series units cannot share the same refrigerant circuit with T-series units. However, electrically, U-series units and T-series units can be connected via F1/F2.

  • Page 32: To Check The Insulation Resistance Of The Compressor

    16 Configuration When connecting the earth wire, it is recommended to Push buttons and DIP switches perform curling. Item Description Multiple outdoor units Push buttons By operating the push buttons it is possible to: To connect the power supply for multiple outdoor units to each other, ▪...

  • Page 33: To Access The Field Setting Components

    16 Configuration Turn on the power supply of the outdoor unit and all indoor units. When the communication between indoor units and outdoor unit(s) is established and normal, the 7‑segment display indication state will be as below (default situation when shipped from factory). DS1 DS2 BS1 BS2 Stage...

  • Page 34: Mode 1: Monitoring Settings

    16 Configuration [1‑17] [1‑18] [1‑19] What Shows: Changing and accessing Once mode 2 is selected (push BS1 for the setting in mode 2 more than 5 seconds), you can select ▪ [1‑17]: The latest malfunction code. the wanted setting. It is done by pushing ▪...

  • Page 35: To Connect The Pc Configurator To The Outdoor Unit

    16 Configuration ▪ For guidance concerning the input of the additional refrigerant [2‑0] Description charge amount and leak detection function see "16.2  Using the Slave unit for Cool/Heat operation when function" [ 4  36]. leak detection outdoor units are connected in multiple system combination [2‑20] It is necessary to use the optional external control adaptor for...

  • Page 36: Using The Leak Detection Function

    Next Internal wiring commissioning instructions in this chapter, a general commissioning checklist is also available on the Daikin Visually check the electrical component box and the inside of the unit for loose connections or damaged Business Portal (authentication required).

  • Page 37: About The Test Run

    17 Commissioning Oil leak INFORMATION Check the compressor for oil leakage. If there is an oil ▪ When [2‑88]=0, the test operation time can take up to leak, try to repair the leak. If the repairing is unsuccessful, 4 hours. call your local dealer. ▪...

  • Page 38: Correcting After Abnormal Completion Of The Test Run

    18 Hand-over to the user Step Description Hand-over to the user Communication check Once the test run is finished and the unit operates properly, please Stop valve check make sure the following is clear for the user: Pipe length check ▪...
  • Page 39 19 Troubleshooting Main code Sub code Cause Solution Master Slave 1 Slave 2 Low pressure malfunction: ▪ Open stop valves. ▪ Stop valve closed ▪ Check refrigerant amount+recharge unit. ▪ Refrigerant shortage ▪ Check the user interface's display or ▪ Indoor unit malfunction transmission wiring between the outdoor unit and the indoor unit.
  • Page 40 19 Troubleshooting Main code Sub code Cause Solution Master Slave 1 Slave 2 Gas temperature sensor (after subcool Check connection on PCB or actuator. HE) malfunction (R6T) - A1P (X30A) High pressure sensor malfunction Check connection on PCB or actuator. (S1NPH): open circuit - A1P (X32A) High pressure sensor malfunction Check connection on PCB or actuator.

  • Page 41: Technical Data

    Technical data ▪ A subset of the latest technical data is available on the regional Daikin website (publicly accessible). ▪ The full set of latest technical data is available on the Daikin Business Portal (authentication required). 20.1 Service space: Outdoor unit...
  • Page 42 20 Technical data (mm) ABCD Sides along the installation site with obstacles Front side Suction side ▪ In case of an installation site where sides A+B+C+D have obstacles, the wall heights of sides A+C have no impact on service space dimensions. Refer to the figure above for impact of wall heights of sides B+D on service space dimensions.

  • Page 43: Piping Diagram: Outdoor Unit

    20 Technical data Piping diagram: RYYQ14~20 20.2 Piping diagram: Outdoor unit Piping diagram: RYYQ8~12 (S1NPL) (S1NPH) (S1NPL) (S1NPH) (S1PH) (S2PH) (S1PH) R22T R21T R21T Compressor Solenoid valve, Compressor Solenoid valve, (M1C) oil1 (Y3S) (M1C) oil1 (Y3S) Compressor Solenoid valve, Compressor Solenoid valve, (M2C) oil2 (Y4S)
  • Page 44 20 Technical data Compressor Solenoid valve, Piping diagram: RXYQ8~12 (M1C) oil1 (Y3S) Compressor Solenoid valve, (M2C) oil2 (Y4S) Heat exchanger 4‑way valve, main (Y1S) 4‑way valve, sub (Y5S) Fan motor (M1F, Electrical M2F) component box Accumulator Service port, (S1NPL) refrigerant charge (S1NPH) Expansion valve, Stop valve, liquid...

  • Page 45: Wiring Diagram: Outdoor Unit

    20 Technical data Compressor Solenoid valve, Colours: (M2C) oil2 (Y4S) Black Heat exchanger 4‑way valve, main (Y1S) 4‑way valve, sub Blue (Y5S) Fan motor (M1F, Electrical White M2F) component box Green Accumulator Service port, refrigerant charge Legend for wiring diagram 8~12 HP: Expansion valve, Stop valve, liquid main (Y1E)
  • Page 46 20 Technical data S1NPL Pressure sensor (low) K6R (A1P) Magnetic relay (E3H) S1PH Pressure switch (discharge) K7R (A1P) Magnetic relay (E1HC) SEG1~SEG 7-segment display K8R (A1P) Magnetic relay (E2HC) 3 (A1P) K9R (A1P) Magnetic relay (Y3S) Current sensor K11R (A1P) Magnetic relay (Y5S) V1D (A3P) Diode L1R, L2R...

  • Page 47: Disposal

    21 Disposal Disposal NOTICE Do NOT try to dismantle the system yourself: dismantling of the system, treatment of the refrigerant, oil and other parts MUST comply with applicable legislation. Units MUST be treated at a specialised treatment facility for reuse, recycling and recovery. RYYQ+RYMQ+RXYQ Installation and operation manual VRV IV+ heat pump...
  • Page 48 4P546220-1 F 0000000. 4P546220-1F 2023.01 Verantwortung für Energie und Umwelt...

This manual is also suitable for:

Vrv iv+ ryyq8u7y1b seriesVrv iv+ ryyq12u7y1b seriesVrv iv+ ryyq14u7y1b seriesVrv iv+ ryyq16u7y1b seriesVrv iv+ ryyq18u7y1b seriesVrv iv+ ryyq20u7y1b series ... Show all

Table of Contents