WarmFlow Air Source A-Series User Manual Download

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High Efficiency
Variable Speed
Air Source Heat Pumps

Models covered by this manual:

A-Series

Air Source

AS01

AS02

AS03

Incorporating:

User Instructions

Installation Instructions

Service Instructions

Guarantee Terms & Conditions

Summary of Contents for Air Source A-Series

Page 1: ...ncy Variable Speed Air Source Heat Pumps Models covered by this manual A Series Air Source AS01 AS02 AS03 Incorporating User Instructions Installation Instructions Service Instructions Guarantee Terms...

Page 2: ...ES TECHNICAL SPARES GUARANTEE CLAIMS For technical advice about the installation commissioning servicing or use of this appliance please contact the Warmflow Customer Care Centre by post phone fax or...

Page 3: ...lator 31 3 4 4 Bypass Open Zones 31 3 4 5 Freeze Protection 32 3 4 6 Heating Circuit Line Components 32 3 5 Defrosting 34 3 6 Air Vent 34 3 7 Buffer tank 34 3 8 Bypass Valve 34 3 9 3 Port Motorised Va...

Page 4: ...iod of Guarantee 53 4 2 Warmflow s Obligations 53 4 3 Your Obligations 53 4 4 Exclusions of Guarantee 54 4 4 1 Repairs 54 4 4 2 Other property 54 4 4 3 General 54 5 End of Life Information 56 5 1 Safe...

Page 5: ...ng and rating at part load conditions and calculation of seasonal performance EN 60335 1 Household and similar electrical appliances Safety General requirements EN 60335 2 40 Household and similar ele...

Page 6: ...3 Dimensions mm Width 1055 980 990 Depth 490 465 440 Height 790 910 1320 Weight kg 100 110 165 Electrical Supply 230V Single Phase 50Hz 230V Single Phase 50Hz 230V Single Phase 50Hz Maximum Current Am...

Page 7: ...y for heating Pcych kW Degradation coefficient Cdh Seasonal Space Heating Energy Efficiency s 113 122 128 Tj 7 C COPd 1 85 1 93 1 89 Tj 2 C COPd 2 59 2 84 3 15 Tj 7 C COPd 4 37 4 51 4 47 Tj 12 C COPd...

Page 8: ...W 8 11 17 Seasonal Space Heating Energy Efficiency in Warmer Climate 159 153 157 Annual Energy Consumption in Warmer Climate GCV kWh 1142 1712 4101 1 4 1 Starting Current The AS01 AS02 and AS03 air so...

Page 9: ...oating applied to the evaporator to help protect it Please contact Warmflow for more details 1 6 Supplied Components Together with the unit a number of additional components are supplied to aid instal...

Page 10: ...C and 60 C with a humidity level between 10 RH and 80 RH in order to provide a non condensing environment The units must not be stacked in storage or during transport During transport the units must b...

Page 11: ...ere is a communication fault and the screen will turn off after 15 seconds Check the wiring connections between the controller and the unit if this occurs On first start up the controller will give ou...

Page 12: ...elow ON OFF Button Press this button to switch the unit from OFF to ON or vice versa When the unit is switched ON the symbol on the button will be red and the screen will appear in full colour as show...

Page 13: ...it OFF Screen Display MODE Button Press this button to switch between operating MODES Pressing the button will bring up the following menu screen where the required MODE can then be selected Figure 6...

Page 14: ...Hot Water with Hot Water taking priority 5 Hot Water Cooling This enables both Cooling Hot Water with Hot Water taking priority Temperature Setting Button Press this button to set the desired temperat...

Page 15: ...e setting screen press the Return button To modify another setting repeat the above procedure To return to the Home Screen press the Return button located at the top left of the Temperature Setting Me...

Page 16: ...Figure 9 Timeclock Setup Screen The Timeclock Setup Screen allows the on and off times for the current MODE to be set The functionality can be enabled or disabled by pressing the desired hourly secto...

Page 17: ...ton will bring up the following menu screen where five further Settings Menus can be found Figure 10 Settings Menu Screen The Settings Menu Screen features six further Setting Sub Menus These include...

Page 18: ...displays the current status of the unit the current mode the unit is running in and live data for a number of parameters These parameters include Inlet Water Heating Return Temperature Outlet Water He...

Page 19: ...nality and monitoring system to operate correctly The clock sub menu is shown below Figure 12 Clock Sub Menu Screen The date and time can be set using the up and down arrows shown in the display above...

Page 20: ...ing menu screen where the fast heating function can be enabled or disabled Figure 13 Fast Heating Pop Up Screen The Fast Heating Pop Up Screen has two options ON or OFF Select the required setting by...

Page 21: ...provide quiet operation As such the maximum heat output available will be reduced when Quiet Mode is enabled When Mute mode is active the fan symbol will show 3 blades when it is inactive Normal Oper...

Page 22: ...the top right corner of the display Once Mute Mode is enabled the On and Off times can be set The time can be set by selecting the appropriate time setting which then allows for it to be adjusted as...

Page 23: ...16 Factory Password Entry Screen Enter Password 0022 to enter the Engineer Parameter Sub Menu NOTE This Sub Menu should only be accessed by a suitably trained engineer Modifying parameters can cause...

Page 24: ...n to enter the Parameters Sub Menu Pressing the button brings up the following configurable display screen which features a large number of editable parameters spread across a number of pages These pa...

Page 25: ...ilure Logging Sub Menu Pressing the button brings up the following display screen which displays the stored fault codes most recent first A total of 35 codes can be stored together with the time and d...

Page 26: ...button to enter the Brightness Setting Sub Menu Pressing the button brings up the following display screen which allows the display brightness to be increased or decreased using the slider The Bright...

Page 27: ...an be cleared from the graph by pressing the Clear button although this is not recommended A typical graph is shown below Figure 22 Heating Flow Return Temperature Graph Screen Tap Icon This icon indi...

Page 28: ...re depending on the mode T07 Ambient Temp This is the temperature of the outside air Dependent on local climate condition typically between 10 C and 30 C T08 Suction Pressure This is the pressure of t...

Page 29: ...board the IPM PIM module Ambient temperature if the appliance has been off for a time T22 Target Speed of Fan Motor This is the requested speed of the fanr Between 0r and 2000r This appliance must be...

Page 30: ...rface capable of supporting the weight of the unit together with any accessories and other plant The area in which the unit is installed must have good ventilation and not be susceptible to strong gus...

Page 31: ...Page 29 Figure 24 AS02 Casing Dimensions Heating Connection Locations SIDE FRONT TOP FLOW RETURN...

Page 32: ...s shown in the images above The heating flow is the top connection with the heating return at the bottom 3 2 Access In order to provide access for maintenance a minimum space of depth 0 5m must be pro...

Page 33: ...glycol solution complete with corrosion scale and biological inhibitor 3 4 2 Heating Connections to the Heat Pump The unit comes with female union fittings for the heating flow and return connections...

Page 34: ...efore the unit needs to have a permanent electricity supply and be connected to a heating system which can always provide a complete circuit in order to achieve the minimum heating flow rate The unit...

Page 35: ...Page 33 Figure 26 Heating DHW Schematic Figure 27 Heating Only Schematic...

Page 36: ...ave an in line buffer tank on the return heating pipework to the unit An open circuit must always be maintained to allow defrosting to occur A buffer is available separately from Warmflow 3 8 Bypass V...

Page 37: ...d be wired into terminal 22 in the installers wiring enclosure The blue wire is the neutral and should be wired into terminal 23 in the installers wiring enclosure 3 10Electrical Installation Together...

Page 38: ...it the above table lists minimum recommendations only This unit features an integrated immersion heater which if used requires an additional 14Amp supply 3 10 2 Digital Inputs The unit can also be con...

Page 39: ...ted current of all the outputs together must be less than 3 0Amps Items such as immersion heaters and high powered pumps can still be controlled by the outputs but they should be connected via a relay...

Page 40: ...e This output is for controlling a 3 port motorised valve This output will become active when the unit is in DHW mode and will remain active until the unit returns to heating mode cooling mode or stan...

Page 41: ...ctly into the unit or further away in the property by using the supplied extension cable This extension cable is 10m long and this can be further extended up to a maximum length of 200m The extension...

Page 42: ...Defrosting Parameters Parameter Name Range Default Description D01 Exit Defrosting Setpoint 13 C Evaporator temperature above which Defrosting is complete D02 Exit Defrosting Pressure 25bar Discharge...

Page 43: ...ed in Heating 300r Minimum fan speed in Heating Mode F03 LP of Suction for Heating 4bar Low pressure limit of suction line for heating at maximum fan speed F04 HP of Suction for Heating 11bar High pre...

Page 44: ...s the operation of the 4 way valve 0 for on with heating 1 for off with heating H05 3 Way Valve Polarity 0 1 0 Sets the operation of the 3 way valve 0 for on with DHW 1 for on with heating H06 Frequen...

Page 45: ...Temperature difference above the hot water setpoint to return to standby mode R06 Min Hot Water Setpoint 40 C Minimum hot water setpoint allowed R07 Max Hot Water Setpoint 65 C Maximum hot water setp...

Page 46: ...ump to match the current heat loss of the building This is achieved by adjusting the heating flow temperature according to the outdoor temperature As the outdoor temperature drops the heating flow tem...

Page 47: ...is not high enough The maximum temperature that the DHW storage cylinder reaches should be recorded in the commissioning certificate and the DHW cylinder setpoint should be set to 3 degrees below thi...

Page 48: ...of service operations however it is not exhaustive Item Inspect Clean Test Electrical Connections Heating Circuit Filter Inhibitor Concentration of Heating Solution Heating Circuit Pressure Heating M...

Page 49: ...ve dropped significantly this may indicate a blockage in the system or a problem with the pump Further investigation is required Insulation Inside Unit The condition of pipe insulation and sound proof...

Page 50: ...faulty or disconnected Test the operation of the refrigerant suction line temperature sensor and re connect replace if necessary P153 Evaporator Temperature Sensor Error The temperature sensor is fau...

Page 51: ...ing Protection The ambient temperature is low Test the operation of the ambient temperature sensor and re connect replace if necessary E29 Secondary Anti freezing Protection The ambient temperature is...

Page 52: ...e AC input voltage is high causing the input current to be high Check the input voltage measurement F09 Input Voltage Read Error The input voltage reading is incorrect out of range Check the input vol...

Page 53: ...erms of gas pressure and charge F22 AC Input Over Current Error The AC input current is too high Check the current measurement and adjust replace if necessary F23 EEPROM Alarm MCU Error Replace board...

Page 54: ...w temperature in the Temperature sub menu The appliance has been producing heat for some time but the property heat demand has still not been satisfied Flow temperature set too low Airlocks in heating...

Page 55: ...the property of Warmflow All replaced and or repaired parts shall assume the status of the original part for the purposes of this warranty and this warranty shall not be extended by the replacement o...

Page 56: ...armflow will have no responsibility or liability for repairs or works performed by a person who has not been authorised by Warmflow Warmflow will accept no liability for the cost of repairs resulting...

Page 57: ...es fire floods rain freezing excessive moisture or extended exposure to humidity power surges and acts of God k Any defects that appear after the customer makes any modification or alteration to the a...

Page 58: ...s registered engineer Any fluids within the appliance must be drained and disposed of in line with local regulations Care should be taken when handling the appliance due to weight use appropriate PPE...

Page 59: ...ificate using BLOCK CAPITALS Please write legibly Ensure that the certificate is signed by both the Competent Person and the Customer Register the Appliance Remove the white copy of the Installation C...

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Page 63: ...heets by the Warmflow or other competent engineer conducting the service Service records must be retained for inspection upon request by the manufacturer All product warranties will be invalidated if...

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Page 76: ...al is accurate at the date of printing E OE but will be superseded and should be disregarded if specifications and or appearances are changed in the interests of continued product improvement ASHP MAN...

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