VOKERA Aria Installation & Servicing Instructions Manual

VOKERA Aria Installation & Servicing Instructions Manual

Vokera air to water heat pump

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Aria
Air to water heat pump
Installation
& Servicing
Instructions
THESE INSTRUCTIONS
TO BE RETAINED
BY USER
Vokèra is a licensed member of the Benchmark scheme
which aims to improve the standards of installation and
commissioning of domestic hot water systems in the UK.

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Summary of Contents for VOKERA Aria

  • Page 1 Aria Air to water heat pump Installation & Servicing Instructions THESE INSTRUCTIONS TO BE RETAINED BY USER Vokèra is a licensed member of the Benchmark scheme which aims to improve the standards of installation and commissioning of domestic hot water systems in the UK.
  • Page 2: Table Of Contents

    ............17 1.9 ELECTRICAL PANEL AND WIRING 2.7 USEFUL INFORMATION DIAGRAM ..10 ......... 18 1.9.1 ARIA 6HP / 8HP Models .... 10 2.8 RECEIVING THE PRODUCT 1.9.2 ARIA 11HP Model ......12 ........18 2.9 DIMENSIONS WITH PACKAGING 2 INSTALLER ......
  • Page 3 2.11 HANDLING AND TRANSPORT 3.6.2 Setting the “SEI” remote control ....... 19 ....30 2.12 POSITIONING 3.7 ANOMALY SIGNALS ............20 ..........30 2.12.1 Fixing position of dampers 3.7.1 Manual anomaly reset ......21 ........31 2.13 HYDRAULIC CONNECTIONS 3.8 ACTIVATION and DEACTIVATION ........
  • Page 4: General Precautions

    The manufacturer accepts no Repair or maintenance interventions must responsibility, either contractual or extra only be carried out by the Vokera technical service contractual, for damage to persons, animals or or personnel qualified according to the provisions property arising from incorrect installation or of this manual.
  • Page 5: Fundamental Safety Rules

    1.2 FUNDAMENTAL SAFETY RULES The use of products that use of electricity and Do not open the access flaps to the inner water requires the observation of some parts of the unit without first having set the fundamental safety rules such as: system master switch to “OFF”.
  • Page 6: Description Of The Appliance

    1.3 DESCRIPTION OF THE APPLIANCE The Vokera ARIA heat pumps are available with electronically controlled variable speed helical fans that ensure silent high performance. The single phase power supplies, capable of user side plate exchanger in AISI 316 stainless...
  • Page 7: Identification

    1.4 IDENTIFICATION The Vokera ARIA unit can be identified by: The tampering with, removal or Technical plate (fig. 2) It indicates the lack of the technical plate or anything technical and performance data of the else that makes a certain product unit.
  • Page 8: Hydraulic Data

    1.6 HYDRAULIC DATA 1.5 kW single phase electric heater 4383270 The following diagram (fig. 3) indicates the residual prevalences with the nominal water flow 1.7.1 Electric heater ± 20%. The electric heater is integrated into the heat pump to ensure continuity of service and is 1.7 ACCESSORIES inserted through a special plug into the storage The accessories indicated below must be...
  • Page 9: Heat Pump Cooling Circuit

    Safety valve The units are equipped with an electric panel 1.9 ELECTRIC PANEL AND WIRING consisting of the following components: DIAGRAM 1.9.1 ARIA 6HP / 8HP Models PD Flow switch Factory installed components Tp Safety thermostat CM Run condenser TR Auxiliary circuits transformer...
  • Page 10 Components to mount on installation (not supplied with the unit) AL Remote alarm signal (output 12V DC max 20mA) FL Outside flow switch SEI Remote SUMMER-WINTER switch SO Remote ON-OFF switch...
  • Page 11: Aria 11Hp Model

    P Pump / Circulator 1.9.2 ARIA 11HP Model PD Flow switch Tp Safety thermostat Factory installed Components TR Auxiliary circuits transformer CM Run condenser SP3 Pressure transducer CV1/2 Fan condenser ST1 Temperature probe in exchanger inlet KM1 Compressor contactor ST2 Temperature probe in exchanger outlet...
  • Page 12: Control Panel

    2.1 CONTROL PANEL Fig. 15 Alarm The control panel can be used to make all the adjustments necessary for the heat pump Mode (Heat, Cool, etc..) operation and display the values of the main parameters and the alarms. It is located on the Economy (configurable) front panel of the electric panel inside the unit and is accessible through a flap positioned on the...
  • Page 13 Pressure with immediate Symbol printed on Prolonged pressure (if key release front panel is suitably configured) KEYS Scrolls the items in the Defrosting request menu, increases the values of the parameters Scrolls the items in the Switching on/off of the unit menu, decreases the (and vice versa) values of the parameters...
  • Page 14: Activation & Deactivation

    2.2 ACTIVATION AND DEACTIVATION symbol lights up. After the first start-up by the Vokera technical service the ARIA heat pump is adjusted for Cooling (SUMMER CYCLE) -By selecting COOL “automatic” operation and no other interventions are necessary. Therefore the plant manager must symbol lights up.
  • Page 15: Heating/Cooling Deactivation

    REMOTE ON-OFF “SO” and SUMMERWINTER “SEI” SWITCHES (IF PRESENT). 2.4 SHUTDOWN FOR LONG PERIODS 2.3.1 Cooling function If the ARIA heat pump is not used for a long period, the following operations should be Activation performed: - From the control panel, deactivate the unit it whichever mode it is operating in.
  • Page 16: Useful Information

    2.8 RECEIVING THE PRODUCT the mains power supply by turning the double The ARIA heat pumps are delivered in a single pole master switch on the system to “OFF” package on a wooden pallet, protected by cardboard packaging and accompanied by:...
  • Page 17: Dimensions With Packaging

    2.10 DIMENSIONS WITH PACKAGING Dimensions 11HP (mm) L (mm) 1140 1340 H (mm) 1150 P (mm) 2.11 HANDLING AND TRANSPORT During transport, the unit must always be The handling and transport must always be kept in a vertical position. carried out with the unit in a horizontal position. If a fork lift truck is used, insert two metal pipes in the special holes in the base and use suitable Handling must be performed by qualified...
  • Page 18: Positioning

    The unit is designed to be installed outside and 2.12 POSITIONING The position of the ARIA appliances must be must be placed in a safe area as shown in the figure below. decided by the system designer or by a suitable...
  • Page 19: Fixing Position Of Dampers

    Dimensions 11HP (mm) 1000 1200 1000 1000 In the case of several appliances side by Do not position the appliances with the side on the battery side, add up the safety inlet of the fan of the first towards the finned distances.
  • Page 20: Hydraulic Connections

    Hydraulic diagram for connection to the system 2.13 HYDRAULIC CONNECTIONS The choice and installation of components must - ARIA 6HP / 8HP (fig. 21) be made by the installer who acts in accordance - ARIA 11HP (fig. 22) with good technical code of practice and legislation in force.
  • Page 21 Hydraulic connections must be completed by Together with the flow regulator, installed on installing: board the machine, it must guarantee the correct - a 0.5 mm metallic net filter in inlet (system flow-rate of water in transit in the appliance (with return) ∆T minimum 4°C and maximum 6°C);...
  • Page 22: Position Of The Fixings

    R return from the system r water reintegration 2.15 ELECTRICAL CONNECTIONS The ARIA heat pumps leave the factory It is forbidden to use the gas or water completely wired and only require connection to pipes to make the earth connection.
  • Page 23 - Insert the cables from outside, routing them KEEP THE APPLIANCE POWERED FOR AT towards the electrical panel. LEAST 8 HOURS BEFORE THE FIRST START- Avoid direct contact with the un-insulated The electrical panel with the connection terminal copper pipes and with the compressor. board is situated inside the appliance, in the upper part of the technical area dedicated to circuit components.
  • Page 24 - Make the connections as indicated in figure 27 When the connections are completed, block the FL Outside flow switch cables with the cable clamps, turn the master SEI Remote summer winter switch switch to ON and remount the inspection panel SO Remote ON-OFF switch with the special fixing screws.
  • Page 25: Loading And Emptying The System

    2.17 LOADING AND EMPTYING THE SYSTEM 2.17.1 Loading Check that the gaskets are watertight. It is advisable to repeat this operation - Before starting the loading set after the unit has been functioning for a few hours the master switch on the system to “OFF”. and then periodically check the pressure in the - Check that the discharge taps on the unit and system.
  • Page 26: Technical Service

    ECHNICAL SERVICE 3.1 RECOMMENDED OP ERATING CONDITIONS - Before starting the emptying set For perfect ope ration of the unit, the advisable the master switch on the system to “OFF”. conditions must be respected: - Check that the system water reintegration/ loading tap is closed (fig.
  • Page 27: Preparation For The First Starting Up

    TARTING UP The first starting up of the unit must b e carried THE APPLIANCE MUST ALWAYS BE out be the Vokera technical service. ELECTRICALLY POWERED TO ALL OW A Before starting up the unit, ensure that: CORRECT PRE-HEATING OF THE - All the safety conditions have been respected.
  • Page 28: Activation Of "So" And "Sei" Control

    - Cut off the power to the machine to memorise 3.6 ACTIVATION OF “SO” and “SEI” the value. Power it back up and check with the CONTROL PERFORM THE FOLLOWING OPERATIONS key. FROM THE 3.6.2 Setting the “SEI” remote control (change CONTROL PANEL: summer –...
  • Page 29: Manual Anomaly Reset

    DESCRIPTION SIGNAL RESET DISPLAY High pressure Er01 manual Low pressure Er05 manual Flow switch Er20 manual Water circuit antifreeze Er30 automatic High water temperature Er35 automatic (< 60°C) Clock fault error Er45 Clock to be adjusted error Er46 Inlet temperature probe Er60 automatic Outlet temperature probe...
  • Page 30 To select the operating mode, hold down the Fig. 32 A Alarm B Mode (Heat, Cool, etc..) key until the message “HEAT”, “COOL” or C Economy (settable) “STBY” appears, according to the current D Clock operating status of the controller. E Unit of measure Select the HEAT function with UP F Navigation in the menu icon...
  • Page 31: Operations Performed By The On-Off "So" And Summer-Winter

    Cooling (SUMMER CYCLE) 3.9 OPERATIONS PERFORMED BY THE ON-OFF “SO” and SUMMER-WINTER “SEI” REMOTE SWITCHES (IF PRESENT) By selecting COOL the symbol lights up. Cooling Function Deactivation Heating/Cooling Activation Select the STBY option and confirm with the SET key. - Position the SUMMER-WINTER remote switch (SEI) to “OFF”...
  • Page 32: Defrosting Check

    (see page 45). 3.14.1 Loading coolant gas - The hydraulic circuit is completely purged of air The ARIA heat pumps are pre-loaded with R410A - The unit stops and the restarts. coolant gas and adequately tested in the factory.
  • Page 33: Compressor

    Normally it does not require any particular interventions from the Vokera technical service. It is forbidden to load the coolant circuits with a coolant that is not R410A. Use of a coolant 3.15 DISPLAY AND CONTROL...
  • Page 34: Parameters

    - When the key is pressed, the first Ai Modification of the temperature differentials in heat and cool menu is shown on the display, with the To modify the temperature differential of the two go to the SP menu and press the key.
  • Page 35 When the alarm cause is cleared, the control MANUAL ANOMALY RESET panel automatically returns to the normal After having cleared the cause that provoked the operating mode. anomaly, reset by pressing simultaneously the UP and DOWN keys. Contact Check between metallic bodies.
  • Page 36 Notes..
  • Page 37 Registered address: Vokèra Ltd Borderlake House Unit 7 Riverside Industrial Estate London Colney Herts AL2 1HG enquiries@vokera.co.uk www.vokera.co.uk www.vokera.ie Sales, General Enquires T 0844 391 099 F 0844 391 0998 Vokèra Ireland West Court, Callan Co Kilkenny T 056 7755057 F 056 7755060 Vokèra Limited reserve the right to change...

This manual is also suitable for:

Aria seriesAria 6hpAria 8hpAria 11hp

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