Daikin RXYSCQ4TMV1B Installation And Operation Manual
Vrv iv-s system air conditioner
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Also See for RXYSCQ4TMV1B:
- Installer and user manual (60 pages) ,
- Installation and reference manual (52 pages) ,
- Installation and operation manual (32 pages)
Related Manuals for Daikin RXYSCQ4TMV1B
Summary of Contents for Daikin RXYSCQ4TMV1B
- Page 1 Installation and operation manual VRV IV-S system air conditioner Installation and operation manual RXYSCQ4TMV1B English VRV IV-S system air conditioner RXYSCQ5TMV1B...
- Page 2 (mm) — ≥100 A, B, C — ≥250 ≥100 ≥100 B, E — ≥100 ≥1000 ≤500 A, B, C, E — ≥250 ≥150 ≥150 ≥1000 ≤500 — ≥500 D, E — ≥500 ≥1000 ≤500 B, D — ≥100 ≥500 B, D, E <H ≤½H ≥250...
- Page 3 2P406920-1...
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Page 4: Table Of Contents
Table of Contents 6.1.6 To use mode 2 ............. 17 Table of Contents 6.1.7 Mode 1 (and default situation): Monitoring settings ..17 6.1.8 Mode 2: Field settings..........18 6.1.9 To connect the PC configurator to the outdoor unit ..20 1 About the documentation 7 Commissioning About this document.............. -
Page 5: About The Documentation
About this document usage Latest revisions of the supplied documentation may be available on Target audience the regional Daikin website or via your dealer. Authorised installers + end users The original documentation is written in English. All other languages INFORMATION are translations. -
Page 6: Preparation
If the unit is selected to operate at ambient temperatures lower than –5°C for 5 days or longer, with relative humidity levels exceeding 95%, we recommend to apply a Daikin range specifically designed for such application and/or to contact your dealer for further advice. -
Page 7: To Select The Piping Size
4 Preparation Outer diameter Temper grade Thickness (t) A: Piping between outdoor unit and (first) (Ø) refrigerant branch kit Ø 6.4 mm (1/4") Annealed (O) ≥0.80 mm When the equivalent pipe length between outdoor and indoor units is 9.5 mm (3/8") 90 m or more, the size of the main gas pipe must be increased (size- up). -
Page 8: To Select Refrigerant Branch Kits
5 Installation 4.2.4 To select refrigerant branch kits Installation For piping example, refer to "4.2.3 To select the piping size" on page 7. Opening the units Refnet joint at first branch (counting from outdoor unit) When using refnet joints at the first branch counted from the outdoor 5.1.1 To open the outdoor unit unit side, choose from the following table in accordance with the... -
Page 9: To Install The Outdoor Unit
5 Installation 5.2.2 To install the outdoor unit 4× 4× M12 Connecting the refrigerant piping DANGER: RISK OF BURNING 5.3.1 Using the stop valve and service port To handle the stop valve 5.2.3 To provide drainage ▪ Make sure to keep both stop valves open during operation. ▪... -
Page 10: To Connect The Refrigerant Piping To The Outdoor Unit
5 Installation 5 Reattach the service cover and the piping intake plate. To handle the service port 6 Seal all gaps (example: a) to prevent snow and small animals ▪ Always use a charge hose equipped with a valve depressor pin, from entering the system. -
Page 11: Checking Refrigerant Piping: General Guidelines
5 Installation NOTICE Valve State of valve Valve A Open Make sure that all indoor units connected to the outdoor unit are powered on. Valve B Open Valve C Open NOTICE Liquid line stop valve Close Wait until the outdoor unit has finished the initialisation to Gas line stop valve Close apply setting [2‑21]. -
Page 12: To Insulate The Refrigerant Piping
5 Installation NOTICE To insulate the refrigerant piping Before starting charging procedures, check if the 7‑LEDs After finishing the leak test and vacuum drying, the piping must be display is as normal (see "6.1.4 To access mode 1 or 2" on insulated. Take into account the following points: page ... -
Page 13: Error Codes When Charging Refrigerant
5 Installation p < p > 6 Open all outdoor unit stop valves. At this point, valve A must remain closed! 7 Take all the precautions mentioned in "6 Configuration" on page 15 "7 Commissioning" on page 20 into account. 8 Turn on the power of the indoor units and outdoor unit. R410A 9 Activate setting [2‑20] to start the manual additional refrigerant charge mode. -
Page 14: Connecting The Electrical Wiring
5 Installation Additional refrigerant amount charged Wiring Screw size Tightening torque Total refrigerant charge (N•m) 2 Fix the label on the inside of the outdoor unit. There is a Transmission wiring M3.5 0.8~0.97 dedicated place for it on the wiring diagram label. 5.7.4 To connect the electrical wiring on the Connecting the electrical wiring... -
Page 15: Finishing The Outdoor Unit Installation
6 Configuration Liquid pipe Gas pipe Insulator Transmission wiring (F1/F2) Finishing tape Configuration Cable tie Attachment plate INFORMATION Power supply Transmission wiring It is important that all information in this chapter is read sequentially by the installer and that the system is 5 Route the wiring through the frame and connect it to it. -
Page 16: To Access The Field Setting Components
6 Configuration Turn on the power supply of the outdoor unit and all indoor units. 6.1.2 To access the field setting components When the communication between indoor units and outdoor unit is "5.1.1 To open the outdoor unit" on page 8. established and normal, the display indication state will be as below (default situation when shipped from factory). -
Page 17: To Use Mode 2
6 Configuration Action Button/display Value / Description Start from the default Shows the status of low noise operation. situation. BS1 [1×] Select mode 1. Unit is currently not operating under low noise restrictions. BS2 [X×] Select setting 5. Unit is currently operating under low noise ("X×"... -
Page 18: Mode 2: Field Settings
6 Configuration Setting Value / Description [1‑14] When the latest malfunction codes were reset by accident on Shows the latest malfunction an indoor unit user interface, they code. can be checked again through [1‑15] this monitoring settings. Shows the 2nd last malfunction For the content or reason behind code. - Page 19 6 Configuration Setting Value Description (= binary) [2‑21] Deactivated. Refrigerant recovery/vacuuming mode. (default) Activated. In order to achieve a free pathway to reclaim refrigerant out of the system or to remove residual substances or to vacuum the system To stop the refrigerant recovery/vacuuming it is necessary to apply a setting which will open required valves in mode, push BS1.
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Page 20: To Connect The Pc Configurator To The Outdoor Unit
7 Commissioning Setting Value Description (= binary) [2‑41] Mild Cooling comfort setting. (default) This setting is used in conjunction with setting [2‑8]. Quick Powerful [2‑42] Mild Heating comfort setting. (default) This setting is used in conjunction with setting [2‑9]. Quick Powerful 6.1.9 To connect the PC configurator to the... -
Page 21: Checklist During Commissioning
7 Commissioning Damaged equipment NOTICE Check the inside of the unit on damaged components or Be sure to turn on the power 6 hours before operation in squeezed pipes. order to have power running to the crankcase heater and to protect the compressor. Refrigerant leak 3 Make sure the default (idle) situation is existing (H1P is OFF);... -
Page 22: Troubleshooting
8 Troubleshooting In case of a displayed malfunction code, perform correcting actions Troubleshooting as explained in the malfunction code table. After correcting the abnormality, press BS3 to reset the malfunction code and retry operation. Solving problems based on error codes INFORMATION If a malfunction occurs, the error code is displayed on the user interface of the indoor unit. -
Page 23: Technical Data
9 Technical data Main code Cause Solution System mismatch. Wrong type of indoor units combined Check if other indoor units have malfunction and confirm (R410A, R407C, RA, etc) indoor unit mix is allowed. Indoor unit malfunction Improper type of indoor units are connected. Check the type of indoor units that are currently connected. -
Page 24: Piping Diagram: Outdoor Unit
9 Technical data Piping diagram: Outdoor unit S1NPH S1PH S1NPL Stop valve (gas) Fan motor Stop valve (liquid) Thermistor (air) Filter (3×) Thermistor (discharge) Subcool heat exchanger Thermistor (suction 1) Heat sink PCB Thermistor (heat exchanger de-icer) Fusible plug Thermistor (suction 2) Pressure regulating valve Thermistor (subcool heat exchanger) Heat exchanger... -
Page 25: 10 For The User
10 For the user Orange Motor (compressor) Motor (fan) White Switching power supply Yellow R1, R2 Resistor Thermistor (air) Legend for wiring diagram RXYSCQ4+5: Thermistor (discharge) Printed circuit board (main) Thermistor (suction 1) Printed circuit board Thermistor (heat exchanger de-icer) BS1~BS5 Push button switch Thermistor (suction 2) -
Page 26: 11 User Interface
11 User interface ▪ The air flow rate may adjust itself depending on the room User interface temperature or the fan may stop immediately. This is not a malfunction. CAUTION 12.2.3 About the heating operation Never touch the internal parts of the controller. It may take longer to reach the set temperature for general heating Do not remove the front panel. -
Page 27: Adjusting The Air Flow Direction
12 Operation Result: The operation lamp goes out and the system stops 12.5 Setting the master user interface operating. NOTICE 12.5.1 About setting the master user interface Do not turn off power immediately after the unit stops, but wait for at least 5 minutes. 12.4 Adjusting the air flow direction Refer to the operation manual of the user interface. -
Page 28: 13 Maintenance And Service
13 Maintenance and service WARNING Maintenance and service ▪ Do not modify, disassemble, remove, reinstall or repair the unit yourself as incorrect dismantling or installation NOTICE may cause an electric shock or fire. Contact your Never inspect or service the unit by yourself. Ask a dealer. -
Page 29: Error Codes: Overview
14 Troubleshooting Malfunction Measure Main code Contents The system operates ▪ Check if air inlet or outlet of outdoor or Electronic expansion valve malfunction (outdoor) but cooling or heating indoor unit is not blocked by obstacles. Discharge temperature malfunction (outdoor) is insufficient. -
Page 30: Symptom: Fan Operation Is Possible, But Cooling And Heating Do Not Work
14 Troubleshooting the compressor motor, the air conditioner starts 5 minutes after it 14.2.8 Symptom: Noise of air conditioners is turned ON again in case it was turned OFF just before. The (Indoor unit) same starting delay occurs after the operation mode selector button was used. - Page 31 15 Relocation 14.2.17 Symptom: Hot air can be felt when the indoor unit is stopped Several different indoor units are being run on the same system. When another unit is running, some refrigerant will still flow through the unit. Relocation Contact your dealer for removing and reinstalling the total unit.
- Page 32 4P399985-1 B 0000000E 4P399985-1B 2015.06...
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