Daikin Sky Air Alpha Series Installer's Reference Manual
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Summary of Contents for Daikin Sky Air Alpha Series
- Page 1 Installer reference guide Sky Air Alpha-series RZAG71N7V1B RZAG100N7V1B RZAG125N7V1B RZAG140N7V1B RZAG71N7Y1B RZAG100N7Y1B Installer reference guide RZAG125N7Y1B English Sky Air Alpha-series RZAG140N7Y1B...
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Page 2: Table Of Contents
Table of contents 6.5.4 To check for leaks............19 Table of contents 6.5.5 To perform vacuum drying ........... 19 Charging refrigerant ..............19 6.6.1 About charging refrigerant ........... 19 6.6.2 About the refrigerant ............ 20 1 General safety precautions 6.6.3 Precautions when charging refrigerant ...... -
Page 3: Meaning Of Warnings And Symbols
(on top of the and cause malfunction of the equipment. instructions described in the Daikin documentation). ▪ In places where there is a risk of fire due to the leakage of flammable gases (example: thinner or gasoline), carbon fibre, CAUTION ignitable dust. - Page 4 ▪ Joints made in installation between parts of refrigerant system shall be accessible for maintenance purposes. WARNING Make sure installation, servicing, maintenance and repair comply with instructions from Daikin and with applicable legislation (for example national gas regulation) and are executed only by authorised persons. Installation space requirements NOTICE ▪...
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Page 5: Refrigerant
General safety precautions Ceiling-mounted Wall-mounted Floor-standing DANGER: RISK OF EXPLOSION unit unit unit Pump down – Refrigerant leakage. If you want to pump m (kg) m (kg) m (kg) down the system, and there is a leak in the refrigerant ≤1.842 —... -
Page 6: Brine
General safety precautions CAUTION WARNING When the refrigerant charging procedure is done or when ▪ ONLY use copper wires. pausing, close valve refrigerant tank ▪ Make sure the field wiring complies with the applicable immediately. If the valve is NOT closed immediately, legislation. -
Page 7: About The Documentation
Technical engineering 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). Installer reference guide at a... -
Page 8: To Handle The Outdoor Unit
About the units and options 3.2.2 To handle the outdoor unit Identification CAUTION NOTICE To avoid injury, do NOT touch the air inlet or aluminium When installing or servicing several units at the same time, fins of the unit. make sure NOT to switch the service panels between different models. -
Page 9: Preparation
Preparation Earth leakage protector Preparation Fuse Outdoor unit Indoor unit User interface Overview: Preparation Personal computer or radio ▪ In places with weak reception, keep distances of 3 m or more to This chapter describes what you have to do and know before going avoid electromagnetic disturbance of other equipment and use on-site. -
Page 10: Additional Installation Site Requirements Of The Outdoor Unit In Cold Climates
Preparation If the outdoor unit is exposed to direct sea winds, install a windbreaker. ▪ Height of windbreaker≥1.5×height of outdoor unit ▪ Mind the service space requirements when installing the windbreaker. Sea wind Snow cover or shed Building Pedestal (minimum height=150 mm) Outdoor unit Prevailing wind direction Windbreaker... - Page 11 Preparation Depending on the applicable legislation and the unit's Triple Double twin maximum working pressure (see "PS High" on the unit name plate), larger piping thickness might be required. Refrigerant piping diameter The refrigerant piping diameters must comply with the following: Piping Diameter L1 (pair, twin, triple, double twin) See below.
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Page 12: Refrigerant Piping Insulation
Preparation Requirement Limit 125+140 5 Maximum difference between branch Pair: N/A — lengths Twin: L2–L3≤Limit 10 m Triple: L2–L4≤Limit — 10 m Double twin: — 10 m ▪ L2–L3≤Limit ▪ L4–L5≤Limit ▪ L6–L7≤Limit ▪ (L2+L4)–(L3+L7)≤Limit 6 Maximum height between indoor and Pair, twin, triple and double twin: H1≤Limit 30 m outdoor 7 Maximum height between indoors... -
Page 13: Installation
Installation Mounting the outdoor unit Installation 6.3.1 About mounting the outdoor unit Overview: Installation Typical workflow This chapter describes what you have to do and know on-site to Mounting the outdoor unit typically consists of the following stages: install the system. Providing the installation structure. -
Page 14: To Install The Outdoor Unit
Installation NOTICE NOTICE Fix the outdoor unit to the foundation bolts using nuts with If drain holes of the outdoor unit are covered by a mounting resin washers (a). If the coating on the fastening area is base or by floor surface, raise the unit to provide a free stripped off, the metal can rust easily. -
Page 15: To Prevent The Outdoor Unit From Falling Over
Installation 6.4.2 Precautions when connecting the NOTICE refrigerant piping Precautions when making knockout holes: ▪ Avoid damaging the casing and underlying piping. INFORMATION ▪ After making the knockout holes, we recommend to Also read the precautions and requirements in the remove the burrs and paint the edges and areas following chapters: around the edges using repair paint to prevent rusting. -
Page 16: Pipe Bending Guidelines
Installation ▪ ALWAYS use 2 wrenches together when loosening a flare nut. ▪ ALWAYS use a spanner and torque wrench together to tighten the flare nut when connecting the piping. This to prevent nut cracking and leaks. Flare’s inner surface MUST be flawless. The pipe end MUST be evenly flared in a perfect circle. -
Page 17: To Connect The Refrigerant Piping To The Outdoor Unit
Installation ▪ ALWAYS make sure to secure the stop valve with a spanner, then 6.4.8 To connect the refrigerant piping to the loosen or tighten the flare nut with a torque wrench. Do NOT place outdoor unit the spanner on the stem cap, as this could cause a refrigerant leak. -
Page 18: Checking The Refrigerant Piping
Installation WARNING Provide adequate measures to prevent that the unit can be used as a shelter by small animals. Small animals that make contact with electrical parts can cause malfunctions, smoke or fire. NOTICE Make sure to open the stop valves after installing the refrigerant piping and performing vacuum drying. -
Page 19: Checking Refrigerant Piping: Setup
Installation 6.5.3 Checking refrigerant piping: Setup If the pressure… Then… Increases There is moisture in the system. Go to the next step. 3 Vacuum the system for at least 2 hours to a manifold pressure of −0.1 MPa (−1 bar). 4 After turning the pump OFF, check the pressure for at least 1 hour. -
Page 20: About The Refrigerant
Installation NOTICE WARNING: FLAMMABLE MATERIAL Before completely recharging, perform vacuum drying on The refrigerant inside this unit is mildly flammable. the outdoor unit's internal refrigerant piping as well. WARNING NOTICE The appliance shall be stored in a room without To perform vacuum drying or a complete recharge of the continuously operating ignition sources (example: open outdoor unit’s internal refrigerant piping it is necessary to flames, an operating gas appliance or an operating electric... -
Page 21: Charging Additional Refrigerant
Installation Height difference between the highest and the lowest R1: 0.35 kg 0.7 kg 0.7 kg 1.05 kg 1.4 kg 1.55 kg indoor unit 0.55 kg Refrigerant branch kit 0.2 kg 0.4 kg 0.4 kg 0.6 kg 0.8 kg 1 kg 6.6.5 Charging additional refrigerant Only for RZAG100~140. Only for RZAG71. To determine the additional refrigerant amount In case of size‑up liquid pipe size: To determine if adding additional refrigerant is necessary Length... -
Page 22: Completely Recharging Refrigerant
Installation If pump down is needed in case of dismantling or relocating the 6 When the display is not blinking anymore, press the BS3 button system, see "11.3 To pump down" on page 29 for more details. again to activate vacuum mode. To deactivate vacuum mode: 6.6.6 Completely recharging refrigerant After charging or vacuuming the unit, please deactivate the vacuum... -
Page 23: Connecting The Electrical Wiring
Installation Contains fluorinated greenhouse gases CAUTION RXXX For use of units in applications with temperature alarm GWP: XXX settings it is recommended to foresee a delay of 10 minutes for signalling the alarm in case the alarm temperature is exceeded. The unit may stop for several minutes during normal operation for "defrosting the unit", or GWP ×... -
Page 24: Specifications Of Standard Wiring Components
Installation 6.7.5 Specifications of standard wiring components Component 125~140 Power supply cable 18.8 A 23.3 A 28.8 A 12.3 A 15.4 A 15.7 A 15.4 A Voltage range 220~240 V 380~415 V Phase Frequency 50 Hz Wire sizes Must comply with applicable legislation Interconnection cables Minimum cable section of 2.5 mm² and applicable for 230 V Recommended field fuse 20 A 32 A... -
Page 25: Finishing The Outdoor Unit Installation
Installation Routing through Choose one of the 3 possibilities: Finishing the outdoor unit the frame installation 6.8.1 To finish the outdoor unit installation NOTICE It is recommended that the refrigerant piping between indoor and outdoor unit is installed in a ducting or the refrigerant piping is wrapped with finishing tape. -
Page 26: Commissioning
Commissioning The outdoor unit is properly mounted. Commissioning The following field wiring has been carried out according Overview: Commissioning to this document and the applicable legislation: ▪ Between the local supply panel and the outdoor unit This chapter describes what you have to do and know to ▪... -
Page 27: Error Codes When Performing A Test Run
Hand-over to the user Action Result Error codes when performing a Press at least 4 seconds. The Service Settings menu test run is displayed. If the installation of the outdoor unit has NOT been done correctly, the following error codes may be displayed on the user interface: Select Test Operation. -
Page 28: Maintenance And Service
Maintenance and service 4 Pull out junction connector X106A (A1P) for the fan motor in the Maintenance and service outdoor unit before starting service operation on the inverter equipment. Be careful not to touch the live parts. (If a fan NOTICE rotates due to strong wind, it may store electricity in the capacitor or in the main circuit and cause electric shock.) -
Page 29: Precautions When Troubleshooting
Disposal 10.2 Precautions when troubleshooting 11.3 To pump down WARNING DANGER: RISK OF EXPLOSION ▪ When carrying out an inspection on the switch box of Pump down – Refrigerant leakage. If you want to pump the unit, ALWAYS make sure that the unit is down the system, and there is a leak in the refrigerant disconnected from the mains. -
Page 30: Technical Data
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). 12.1 Overview: Technical data This chapter contains information about: •... -
Page 31: Piping Diagram: Outdoor Unit
Technical data Maximum two units can be installed. Not allowed Multiple rows of units ( b (mm) ≥100 ≤½H b≥250 ≥100 ½H <H ≤H b≥300 ≥100 ≥100 >H ≥100 ≥2000 ≥3000 ≥200 ≥100 ≥1000 ≥100 ≥1500 For better serviceability, use a distance ≥250 mm Stacked units (max. -
Page 32: Wiring Diagram: Outdoor Unit
Technical data (4) Legend Accumulator English Translation Legend Legend Thermistor Field supply Field supply Field piping (liquid: Ø9.5 flare connection) Optional Optional Field piping (gas: Ø15.9 flare connection) Part n° Part n° Heating Description Description Cooling Printed circuit board (main) Printed circuit board (noise filter) 12.4 Wiring diagram: Outdoor unit... -
Page 33: Information Requirements For Eco Design
(A1P~A2P) the accompanying documentation. Field supply 12.5 Information requirements for Eco Equipment NOT made by Daikin that can be combined with Design product according instructions accompanying documentation. Follow the steps below to consult the Energy Label – Lot 21 data of the unit and outdoor/indoor combinations. - Page 36 4P573381-1 2019.04...
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