Daikin VRV 5, Installation And Operation Manual

Page 1: ...Installation and operation manual VRV 5 safety valve unit English Installation and operation manual VRV 5 safety valve unit SV1A25AJV1B SV4A14AJV1B SV6A14AJV1B SV8A14AJV1B...

Page 2: ...larm OR Natural Ventilation d 5 15 10 10 43 128 85 85 6 18 12 12 131 87 87 7 21 14 14 44 134 89 89 8 24 16 16 45 137 91 91 9 27 18 18 46 140 93 93 10 30 20 20 47 143 95 95 11 33 22 22 48 146 97 97 12...

Page 3: ...all the drain piping 27 13 5 Installing the ventilation ducting 27 13 5 1 To install the ducting 27 13 5 2 To install the duct closing plate 27 13 5 3 To switch the air in and outlet side 28 14 Piping...

Page 4: ...with the instructions from this manual See 13 4 Mounting the unit 425 WARNING Follow the service space dimensions in this manual to install the unit correctly See 13 1 1 Installation site requirement...

Page 5: ...order to avoid a hazard WARNING Electrical wiring MUST be in accordance with the instructions from this manual See 15 Electrical installation 433 WARNING All wiring MUST be performed by an authorised...

Page 6: ...iance shall be stored as follows in such a way as to prevent mechanical damage in a well ventilated room without continuously operating ignition sources example open flames an operating gas appliance...

Page 7: ...e the system yourself dismantling the system treatment of the refrigerant of oil and of other parts MUST be done by an authorised installer and MUST comply with applicable legislation Units MUST be tr...

Page 8: ...lace a fuse with a fuse of a wrong ampere ratings or other wires when a fuse blows out Use of wire or copper wire may cause the unit to break down or cause a fire WARNING If the supply cord is damaged...

Page 9: ...mentation set and in addition comply with applicable legislation and are performed by qualified persons only In Europe and areas where IEC standards apply EN IEC 60335 2 40 is the applicable standard...

Page 10: ...performing maintenance at least once a year However applicable legislation might require shorter maintenance intervals Following symbols may occur on the indoor unit Symbol Explanation Measure the vol...

Page 11: ...f a refrigerant leak occurs error code Actions will be taken by the system Do NOT turn OFF the power supply Contact your installer and report the error code If a safety device such as a fuse a breaker...

Page 12: ...be for stopper pipe 15 9 mm 4 for SV4A 2 for SV1A and SV6 8A k Insulation tube for stopper pipe 22 2 mm l Cable ties 8 for SV4A 11 for SV1A and SV6 8A m Duct closing plate n Stopper pipe 9 5 mm 2 for...

Page 13: ...tion to a minimum 12 2 System layout requirements The VRV 5 heat pump uses R32 refrigerant which is rated as A2L and is mildly flammable To comply with the requirements of enhanced tightness refrigera...

Page 14: ...required it is still allowed to install an external alarm or ventilated enclosure if wanted Follow the respective instructions as described further below Note When an external alarm is required as sa...

Page 15: ...3 in above text See Step3 in above text Determine required safety measure based on Lowest underground floor of the graph and table Determine required safety measure based on All other floors of the gr...

Page 16: ...Safety measures 1 default enable 2 7 b Ventilated enclosure 0 disable a Set on ALL main PCBs A1P and A2P of the SV unit b Set ONLY on the LEFTMOST main PCB A1P of the SV unit Note For more information...

Page 17: ...asure can be applied Field settings Natural ventilation Code Description Value 2 0 a Cluster indication 0 default disable 2 4 b Safety measures 0 disable a Set on ALL main PCBs A1P and A2P of the SV u...

Page 18: ...he components in the evacuation channel for the selected airflow rate For the SV unit use the curve that presents the pressure at the outlet POUT in function of the airflow rate AFROUT See the latest...

Page 19: ...6 If in a cluster there are SV units that belong to different outdoor unit systems the fan circuit must be connected to one SV unit in the cluster of each outdoor unit system Example a a a A c e c e d...

Page 20: ...press is available to find the required pressure capacity for selecting the correct fan size Only use this online tool for the calculation Field settings Multiple SV units in series one extraction fan...

Page 21: ...a supervised location with 24 hour monitoring Pressure inside the SV unit Pinternal must be 20 Pa below the pressure of the surroundings Select a fan with the selected airflow and calculated pressure...

Page 22: ...tural ventilation and ventilated enclosure in the same system Example a b b f g d c e h a Outdoor unit b SV unit with ventilated enclosure safety measure c SV unit without safety measures d SV unit wi...

Page 23: ...pect the following conditions Ambient condition Value Indoor temperature 5 32 C DB Indoor humidity 80 Do NOT install the unit in the following places In places where a mineral oil mist spray or vapour...

Page 24: ...is strong enough to support the weight of the unit If there is a risk reinforce the ceiling before installing the unit For existing ceilings use anchors For new ceilings use sunken inserts sunken anch...

Page 25: ...nit DANGER RISK OF ELECTROCUTION Do NOT leave the unit unattended when the service cover is removed 13 3 2 To open the unit DANGER RISK OF ELECTROCUTION Do NOT leave the unit unattended when the servi...

Page 26: ...in pipe connection 1 a b a Drain pipe connection attached to the unit b Drain hose accessory 2 Position the metal clamp around the drain hose as close to the unit as possible 3 Tighten the metal clamp...

Page 27: ...onnections in the system do not leak air 3 Insulate the ducting with field supply thermal insulation and with the accessory sealing material against condensation drops Insulate at least the first mete...

Page 28: ...2 Loosen the damper wires in the switch box Cut the cable tie that fixes the connector Unplug the damper wire from the connector Loosen and remove the damper earth wire screw and detach the damper ea...

Page 29: ...l hole in the unit s metal plate This makes the connection airtight Attach the damper with four screws a b b b b c 2 4 PH2 SW8 3 2 N m 1 a Damper wire b Screw c Damper 2 Connect the damper wires in th...

Page 30: ...ch box Bundle the damper wire if needed SV1A b a b b b SV4A b a b b b SV6A b b a SV8A b b a a Damper wire b Cable tie to fix damper wire to piping field supply c Cable tie to bundle the damper wire fi...

Page 31: ...in refrigerant flow through c 16 Maximum number of indoor units connected to SV units in refrigerant flow through c 64 14 1 1 Piping installation limitation In case of models SV6A and SV8A at least o...

Page 32: ...on c d b a 6 35mm 9 5mm 12 7mm 15 9mm 9 5mm a Liquid branch pipe b Gas branch pipe c Liquid header pipe d Gas header pipe 3 Connect the branch pipes The liquid and gas branch pipe diameters to be used...

Page 33: ...ng including earth DIII interconnection wiring between units NOTICE Keep the power line and transmission line apart from each other Transmission wiring and power supply wiring may cross but may NOT ru...

Page 34: ...the electrical wiring NOTICE Follow the wiring diagram delivered with the unit located at the inside of the service cover For instructions on how to connect the optional equipment see the installation...

Page 35: ...V UNIT F1 F2 F1 F2 F1 F2 F1 F2 F1 F2 F1 F2 TO IN D TO OUT D F1 F2 F1 F2 F1 F2 F1 F2 F1 F2 F1 F2 F1 F2 INDOOR UNIT A INDOOR UNIT B INDOOR UNIT C INDOOR UNIT D OUT DOOR UNIT SV UNIT F1 F2 F1 F2 F1 F2 F1...

Page 36: ...ting can be used for any indoor unit connected to the branch port Example When connecting an indoor unit to branch pipe ports A and B but NOT connecting an indoor unit to branch pipe ports C and D ON...

Page 37: ...MPLE a SVS output terminal b Relay power supply c Relay d External alarm power supply e External alarm Cable routing Route the FAN or SVS output cable as indicated below Leave 20 cm additional length...

Page 38: ...s is established and normal the 7 segment display indication state will be as below default situation when shipped from factory Stage Display Ready for operation blank display indication as indicated...

Page 39: ...ration according to the chosen setting 8 Push BS1 one time to quit mode 2 16 1 7 Mode 1 monitoring settings 1 0 Shows the remaining lifetime of the R32 sensor The remaining lifetime is displayed in mo...

Page 40: ...ain PCB A1P of the SV unit 2 8 Setting to assign an address value to the SV unit for the supervisor remote controller In case supervisor remote controllers are used in the system it is necessary to as...

Page 41: ...the complete installation and operation instructions described in the installer and user reference guide The SV unit is properly mounted The field wiring has been carried out according to the instruct...

Page 42: ...ose If any part of the system had already been powered before FIRST activate setting 2 21 on the outdoor unit to open the expansion valves again THEN power off the unit to conduct the SV unit test run...

Page 43: ...Check if all field settings are made correctly When in parallel or series configuration the field settings of all SV units in a cluster need to be made correctly Damper wiring is loose Reattach any lo...

Page 44: ...complies with all safety regulations 20 1 Overview Troubleshooting Before troubleshooting Carry out a thorough visual inspection of the unit and look for obvious defects such as loose connections or d...

Page 45: ...Outdoor unit Wire clamp Residual current device Symbol Colour Symbol Colour BLK Black ORG Orange BLU Blue PNK Pink BRN Brown PRP PPL Purple GRN Green RED Red GRY Grey WHT White YLW Yellow Symbol Mean...

Page 46: ...2 3 4 Model DS1 DS2 factory settings SV4A ON DS1 A1P OFF 1 2 3 4 ON DS2 OFF 1 2 3 4 SV6A ON DS1 A1P OFF 1 2 3 4 ON DS2 OFF 1 2 3 4 ON DS1 A2P OFF 1 2 3 4 ON DS2 OFF 1 2 3 4 SV8A ON DS1 A1P OFF 1 2 3...

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