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WarmFlow A Series, User Instructions

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WarmFlow A Series User Instructions Download Page 26

Page 24 

 

Defrost

 – Press this button to enter the Defrost Sub-Menu.  This sub-menu allows the unit to be 

switched into or out of manual Defrost mode.  Switching the Defrost Button to ‘On’ will switch the 
unit into Defrost mode which will continue until a full defrost cycle has occurred.  Manual defrost 
mode can be exited at any time by switching the Defrost Button to ‘Off’. The Defrost Sub-Menu 
Screen is shown below. 

 

 

 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 

Summary of Contents for A Series

Page 1: ...riable Speed Air Source Heat Pumps Models covered by this manual A Series Air Source AS01 R32 AS02 R32 AS03 R32 Incorporating User Instructions Installation Instructions Service Instructions Guarantee...

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: ...g Circuit and Integrated Circulator 36 3 4 4 Bypass Open Zones 36 3 4 5 Freeze Protection 37 3 4 6 Heating Circuit Line Components 37 3 5 Defrosting 39 3 6 Air Vent 39 3 7 Buffer tank 39 3 8 Bypass Va...

Page 4: ...iod of Guarantee 62 4 2 Warmflow s Obligations 62 4 3 Your Obligations 62 4 4 Exclusions of Guarantee 63 4 4 1 Repairs 63 4 4 2 Other property 63 4 4 3 General 63 5 End of Life Information 65 5 1 Safe...

Page 5: ...nd cooling Testing 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...

Page 6: ...Product Data AS01 R32 AS02 R32 AS03 R32 Dimensions mm Width 1002 953 997 Depth 490 460 437 Height 805 915 1315 Weight kg 90 108 140 Electrical Supply 230V Single Phase 50Hz 230V Single Phase 50Hz 230...

Page 7: ...capacity for heating Pcych kW Degradation coefficient Cdh Seasonal Space Heating Energy Efficiency s 125 126 126 Tj 7 C COPd 2 12 2 20 2 23 Tj 2 C COPd 3 01 2 98 2 90 Tj 7 C COPd 4 04 4 34 4 54 Tj 12...

Page 8: ...20 Seasonal Space Heating Energy Efficiency in Warmer Climate 179 158 159 Annual Energy Consumption in Warmer Climate GCV kWh 1189 1778 3463 1 4 1 Starting Current The AS01 R32 AS02 R32 and AS03 R32...

Page 9: ...coating 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 inst...

Page 10: ...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 be kep...

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: ...w 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 shown a...

Page 13: ...imeclock on off periods When the lock function is activated the display will ignore all key presses To unlock the device press the Lock Button again and then enter the password The password is 0022 On...

Page 14: ...quired MODE can be selected by pressing one of the five MODE buttons Details of each MODE are below After selection the display will return to the Home Screen with the appropriate symbols for the sele...

Page 15: ...the unit the Temperature Setting Menu Screen will display the relevant temperatures available to be modified For example the image of the display above means that Hot Water Cooling Mode is enabled so...

Page 16: ...ed using the keypad and then confirmed with the Enter button To return to the setting screen press the Return button To modify another setting repeat the above procedure To return to the Home Screen p...

Page 17: ...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 18: ...owing 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 Status Clock Electric heat...

Page 19: ...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 20: ...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 21: ...llowing 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...

Page 22: ...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 23: ...the ON button on the left as shown above Pressing the ON button will turn it green indicating it is active and the ON time is set using the Hour and Minute settings above The OFF time is set using th...

Page 24: ...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 25: ...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 26: ...tched into or out of manual Defrost mode Switching the Defrost Button to On will switch the unit into Defrost mode which will continue until a full defrost cycle has occurred Manual defrost mode can b...

Page 27: ...ressing the button brings up the following display screen which displays the current status of a number of outputs spread across a number of tabs These outputs and their functionality are detailed in...

Page 28: ...d A total of 42 codes can be stored together with the time and date when the code occurred Once an error code has been resolved the error code can be cleared by pressing the Clear button together with...

Page 29: ...e compensated target is displayed at the bottom right of the screen which is calculated based on the adjustable parameters Slope and Offset A simulated Ambient Temperature can be entered into the Inpu...

Page 30: ...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 Brightness Setting Screen i...

Page 31: ...eared 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 indicates that DHW Mode is...

Page 32: ...e indicates that the unit is currently in Defrost Mode The defrosting icon will continue to show until defrosting is complete Alarm Fault Icon This icon will flash when a fault or alarm is active Pres...

Page 33: ...f fitted Dependent on local climate condition typically between 10 C and 30 C T10 Inlet Temp EVI This is the temperature of the EVI inlet the gas entering the EVI heat exchanger Ambient temperature if...

Page 34: ...ent Typically between 1Amp and 33Amps T37 DC Bus Voltage This is the current voltage measurement for the communication bus Up to 5V T38 IPM Temp This is the temperature on board the IPM module Ambient...

Page 35: ...l surface 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...

Page 36: ...Page 34 Figure 24 AS02 R32 Casing Dimensions Heating Connection Locations FRONT SIDE TOP...

Page 37: ...turn Water Inlet at the bottom 3 2 Access In order to provide access for maintenance a minimum space of depth 0 5m must be provided to each side 1 5m provided to the front and 0 4m provided to the rea...

Page 38: ...ith connections to attach to the female unions are included with the unit These should be used to reduce any vibration or noise which may be transferred to rigid pipe or the building structure 3 4 3 H...

Page 39: ...heating system which can always provide a complete circuit in order to achieve the minimum heating flow rate The unit will exit freeze protection mode when the heating medium temperature rises above...

Page 40: ...Page 38 Figure 26 Heating DHW Schematic Figure 27 Heating Only Schematic...

Page 41: ...s performance To ensure the availability of sufficient heat for the purposes of defrosting it is recommended that an in line buffer tank of appropriate size is incorporated on the return heating pipew...

Page 42: ...e set to the default position as shown on the left in Figure 29 below This can be achieved by holding down the clutch release button located on the right side of the actuator and rotating the lever in...

Page 43: ...r speed is ramped up slowly meaning there is not a high starting current commonly associated with fixed speed units and as such there is no need for a very large power supply or the use of starting ca...

Page 44: ...rature sensor The sensor is supplied with the unit but the wiring to it may need to be extended The wires should be ran separately to any power transmission cables however if they need to run close to...

Page 45: ...02 15 AS03 The white wire is the switched power which powers the valve to the DHW position and should be wired into the 3 Way Valve control terminal 18 AS01 AS02 16 AS03 The blue wire is the neutral a...

Page 46: ...o longer detected If neither an in line immersion nor a DHW cylinder immersion are to be used parameter R35 should be set to 0 Not Used RO 12 Alarm This output 230Vac is not available in the installer...

Page 47: ...a which is waterproof is also located inside the unit The signal strength is shown by the display LEDs on the DTU module Once installed the unit can be set up using the Warmlink App together with the...

Page 48: ...bled Indicates that this parameter is not adjustable Table 9 Defrosting Parameters Parameter Name Range Default Description D01 Start Defrosting Setpoint 7 C Evaporator temperature below which Defrost...

Page 49: ...Coil Temp 20 C Temperature of the Coil at which the Fan will run at Low Speed in Cooling Mode F05 Max Heat Coil Temp 1 C Temperature of the Coil at which the Fan will run at Low Speed in Heating Mode...

Page 50: ...sables Silent Mode 0 for Disabled 1 for Enabled H27 Temperature Control Mode Select 0 1 1 Temperature Setpoint Target 0 for Water Flow Temp 1 for Room Temp H28 DHW Enable 0 1 1 Enables or Disables DHW...

Page 51: ...ifferential for Heating to reactivate Heating Mode R05 H Off Return Temp Difference 2 C Temperature difference above the setpoint to return to standby mode R06 C On Return Temp Difference 0 5 10 C 1 C...

Page 52: ...ximum DHW Setpoint Temperature R39 Heating Restart Amb Temp 10 C Ambient Temperature at which Heating Mode will be re enabled R40 Pump Auto Start Up Temp 2 C Ambient Temperature at which the Circulati...

Page 53: ...flowrates are achievable 3 11 3 Weather Compensation Mode Weather compensation works by adjusting the heat output of the heat pump to match the current heat loss of the building This is achieved by ad...

Page 54: ...ing the tank until it reached the setpoint or it can no longer get rid of the heat it is producing If the unit shuts down before the DHW storage cylinder reaches the desired setpoint the heat exchange...

Page 55: ...g circuit design together with all equipment and piping used Electrical Schematic of sensor and input output connections outside of the heat pump unit The results of commissioning tests Contact detail...

Page 56: ...uld be inspected on the installed pressure gauge The pressure should be between 1 and 2 bar The pressure should be adjusted accordingly If the pressure has dropped significantly since the last service...

Page 57: ...the appliance The alarms situations in the following pages suggest possible causes for the activation of each alarm Suggested actions for each alarm condition are also included The suggested actions...

Page 58: ...erature sensor is faulty or disconnected Test the operation of the room temperature sensor if fitted and re connect replace if necessary P101 EVI Inlet Temperature Sensor Error The temperature sensor...

Page 59: ...frigeration circuit in terms of gas pressure E12 Low Pressure Protection The low pressure switch in the refrigeration circuit has been tripped Check the operation of the low pressure switch and refrig...

Page 60: ...ntrol module and the main board Check the wiring and connection between the fan speed control module and the main board E084 Display and Main Controller Not Compatible The software on the Display is n...

Page 61: ...ut Voltage Read Error The input voltage reading is incorrect out of range Check the input voltage measurement F10 DSP and PFC Communication Error There is a communication error between the DSP and the...

Page 62: ...nge Check the V15V input voltage is between 12 5V and 16 5V F26 IGBT Power Device Over Temperature The IGBT transducer temperature is too high Check the current measurement and adjust replace if neces...

Page 63: ...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 64: ...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 65: ...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 66: ...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 67: ...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 68: ...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...

Page 69: ...e X 15 13 6 0 145 22 20 2 0 320 28 26 2 0 539 35 32 6 0 835 PEX 10 7 4 0 043 12 8 0 050 16 12 0 113 Plastic Push Fit 15 12 0 113 22 18 0 254 28 22 8 0 408 Typical Radiator Emitter Volumes Radiator Hei...

Page 70: ...Page 68 7 APPENDIX B WIRING DIAGRAMS...

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Page 73: ...hibitor Added Brand Notes Buffer tank volume L 1 An estimate of system performance should be detailed in a separate document within the Installer s Handover Pack DHW Cylinder Details Brand litres 2 Th...

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Page 75: ...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 89: ...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 77...

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