IDEAL AIRTHERM 4.5 Installation And Operating Manual Download Page 1

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INSTALLATION

AND OPERATING

AIRTHERM
Air Source Heat Pump
4.5, 9, 12

For users guide see reverse of book

When replacing any part on this appliance, use only spare parts that you can be
assured conform to the safety and performance specification that we require.
Do not use reconditioned or copy parts that have not been clearly authorised by Ideal.

For the very latest copy of literature for specification and maintenance practices visit our

website www.idealheating.com where you can download the relevant information in PDF format.

June 2011 UIN 204855 A03

SD535752 Issue 5

Summary of Contents for AIRTHERM 4.5

Page 1: ...sured conform to the safety and performance specification that we require Do not use reconditioned or copy parts that have not been clearly authorised by Ideal For the very latest copy of literature for specification and maintenance practices visit our website www idealheating com where you can download the relevant information in PDF format June 2011 UIN 204855 A03 SD535752 Issue 5 ...

Page 2: ...2 Ideal airtherm Air Source Heat Pump Installation ...

Page 3: ...nal wiring 8 Electrical Diagrams 9 10 Internal Machine Circuit Diagrams 11 12 Frost protection 13 Control Panel 13 Commissioning 14 Handing Over 14 Fault finding 15 16 Data sheet 17 Machine dimensions access panels and electrical water connections 18 20 System designs S Plan 21 22 System designs W Plan 23 24 System designs Bivalent installation 25 Refrigeration Diagrams 26 27 Optional weather comp...

Page 4: ...NSER where it is surrounded by water from the heating system The heat is given up to the cooler water and the now cooler refrigerant returns to its former liquid state but still under high pressure from the compressor This pressure is released by passing the liquid through Coefficient of Performance The efficiency of a Heat Pump is usually called its Coefficient of Performance C O P which is simpl...

Page 5: ...alone basis monovalent system to satisfy the full heating and hot water demand of the property or in parallel with an existing boiler bivalent system In the case of a bivalent installation the heat pump is sized to provide a variable proportion of the annual heating requirement say 85 with the existing boiler integrated to deliver the balance on the coldest days In bivalent systems the heat pump i...

Page 6: ...nd entering the unit may impede the normal airflow and result in a malfunction e Allow for the minimum clearances around the machine as shown below required for unobstructed air flow and access to service panels A clearance of 1 metre above the unit is recommended for servicing access through the top panel f Consider protection from extreme weather conditions with a cover or enclosure if the machi...

Page 7: ...o run in front of service panels f All pipe work must be adequately supported with allowance for expansion contraction and should be insulated to avoid unnecessary heat loss a The Ideal air source heat pump is normally designed to operate with a buffer tank which prevents short cycling during normal operation and provides a thermal store to aid defrost of the heat pump The size of the buffer tank ...

Page 8: ...es 9 and 10 of this manual b The wiring junction box is located behind the access panel below the unit s control panel c For the heat pump to operate you must have a live signal into terminal 9 space heating and terminal 1 DHW Internal Wiring a Internal wiring diagrams are on pages 11 and 12 of this manual b External wiring will depend on the heating system design and is found on pages 22 24 of th...

Page 9: ...E EARTH CONNECTION HERE Connect to Connect to Heat Pump Terminal Connections S Plan Connections AW45002 AW9002 External Wiring Connections W Plan Connections AW45002 AW9002 External Wiring Connections Notes Live Neutral Earth Mains Pow er Supply Earth Stud 1 Live Go for Programmer for DHW 18 18 2 Neutral 19 19 3 Earth 20 20 4 Live Out Space Heating 5 Live Out Defrost 23 23 6 Neutral 7 Earth 8 Prog...

Page 10: ...ve in fromProgrammer Programmer Live Lamp 2 2 31 Internal Connection Defrost Terminals Add link if Required Mains Pow er Supply LIVE GO SIGNAL FOR HEATING PUMP W AND Y PLAN ONLY OUT COMPRESSOR 1 C MAINS IN L MAINS IN N LIVE GO SIGNAL FOR DHW IN LINK FOR SIMULTANEOUS HEATING AND HOT WATER ROOM HEATING OUT BYPASS ROOM HEATING OUT VALVE 3 230 240V DEFROST VALVE COMPRESSOR 1 R COMPRESSOR 1 S REVERSING...

Page 11: ...ALVE FROM PROGRAMMER 4 7 1 3 9 6 PF CAP RESISTOR 100 OHM R9 R9 2 1 4 3 DEFROST THERMOSTAT R1 7 4 3 5 OUT1 C H HP SWITCH 430PSI FAULT LAMP AMBER PROBE 10 12 R4 8 5 TECNOLOGIC N O N O N C COM COM COM N O N C N O COM COM COM N O N O N C N C N O COM COM N O N O N C COM COM N C N C COM COM N O N C N C N C N O N O N O N O COM COM COM COM COM COM N C N O N O COM COM COM N O N O N O N C N C COM COM COM N ...

Page 12: ...D PROGRAMMED TIMED WATER PERIOD FROM STAT DEMAND 7 4 R9 A1 A2 SOPAC JAEGER 1 2 TECASA R5 8 5 ELEC BOX EARTH STUD TB 24 LIVE GO SIGNAL FOR HEATING PUMP ON Y AND W PLAN ONLY 9 6 TB 29 TB 30 R9 R9 PROGRAMMER LIVE PRESENT RED TO Y PLAN HEATING VALVE FROM PROGRAMMER 2 1 4 3 DEFROST THERMOSTAT R1 7 4 4 7 1 3 9 6 PF CAP RESISTOR 100 OHM R11 R11 A2 A1 R10 A2 A1 R11 R2 17 18 OUT3 A2 A1 R12 VOLT FREE TERMS ...

Page 13: ...the water flow and pressure drop should be set to the values shown in the data sheet on page 17 of this manual LEGEND A Space Heating Temperature Controller B Mains Lamp red C Defrost Lamp Green D Programmer Live Lamp red E High Pressure Switch Manual Reset F Fault Lamp amber contact service engineer if high pressure reset does not clear fault HEATING ºC U P HEAT PUMP DEFROST IF LIGHT SHOWS PRESS ...

Page 14: ...is will confirm that the system is working h Central heating system tests i Set the programmer to central heating ii Turn the room thermostat up to 30o C at which point the water circulating pump should start followed by the compressor and fan Note there may be a time delay of 6 mins before the compressor starts this is normal iii Check that the system valves operate correctly iv Check for an incr...

Page 15: ... air flows are not restricted Check Heating pump s FAN OFF COMPRESSOR ON NO ROOM HEATING OR HOT WATER UNIT NOT OPERATING POWER FAULT DEFROST PROGRAMMER LIVE RED AMBER GREEN RED ON OFF ON ON Unit on defrost Check evaporator is clean POWER FAULT DEFROST PROGRAMMER LIVE RED AMBER GREEN RED ON OFF OFF ON Is programmer set to an ON period Check input in terminal 1 or 9 NO ROOM HEATING OR HOT WATER UNIT...

Page 16: ...setting Both HEATING DHW OPEN TB10 TB13 TB1 TB14 TB9 TB15 TB30 TB10 TB5 TB13 Buffer Tank heated to setting Heating only HEATING OPEN TB10 TB9 TB15 TB30 TB10 Buffer Tank already being heated Programmer should be set to separate DHW and Heating time periods Note Link OUT ASHP TB11 TB12 ASHP Operation Check List S Plan System DHW Priority Notes Link OUT ASHP TB11 TB12 Programmer should be set to sepa...

Page 17: ...7 2 93 Air on 7o C 87 RH TO EN 14511 2 2007 OUTPUT TO WATER 35o c kW 4 40 8 40 11 70 ELECTRICAL INPUT kW 1 18 2 27 3 13 C O P SEE NOTE 6 3 72 3 70 3 70 Air on 2o C 60 RH DESIGN WATER FLOW OUTPUT TO WATER 55o c kW 6 10 11 44 15 92 ELECTRICAL INPUT kW 1 78 3 35 4 54 OUTPUT TO WATER 35o c kW 6 30 11 81 16 50 ELECTRICAL INPUT kW 1 37 2 58 3 51 DUTY ELECTRICAL SUPPLY 1 PHASE V ph Hz 230 240V 1N 50Hz MI...

Page 18: ...NS 3 4 BSPM STUBS CONDENSATE CONNECTION 3 4 BSPM STUB ALLOW 500mm FOR ACCESS TO SERVICE PANELS SEE WIRING DIAGRAMS CUSTOMERS ELECTRICAL CONNECTIONS AIR ON EVAPORATOR PANEL REMOVABLE FAN PANEL REMOVABLE 1107 958 36 95 5 AIR OFF AIR ON TOP PANEL REMOVABLE CABLE ENTRY 129 128 172 298 163 296 WATER OUT WATER IN CONDENSATE DRAIN ELECTRICS ACCESS PANEL CONSOLE COVER 567 1145 1 2 16 L N 3 4 5 6 7 8 9 10 ...

Page 19: ... 3 4 BSPM STUBS CONDENSATE CONNECTION 3 4 BSPM STUB ALLOW 500mm FOR ACCESS TO SERVICE PANELS SEE WIRING DIAGRAMS CUSTOMERS ELECTRICAL CONNECTIONS AIR ON EVAPORATOR PANEL REMOVABLE TOP PANEL REMOVABLE FAN PANEL REMOVABLE 1107 958 36 95 5 CABLE ENTRY 128 128 208 163 406 WATER OUT CONSOLE COVER WATER IN CONDENSATE DRAIN ELECTRICS ACCESS PANEL 567 300 5 1145 1 2 16 L N 3 4 5 6 7 8 9 10 11 12 ETH ETH 1...

Page 20: ...S CONDENSATE CONNECTION 3 4 BSPM STUB ALLOW 500mm FOR ACCESS TO SERVICE PANELS SEE WIRING DIAGRAMS CUSTOMERS ELECTRICAL CONNECTIONS AIR ON EVAPORATOR PANEL REMOVABLE TOP PANEL REMOVABLE 36 95 5 958 FAN PANEL REMOVABLE 1547 128 168 411 152 5 220 5 617 CABLE ENTRY WATER OUT WATER IN CONDENSATE DRAIN ELECTRICS ACCESS PANEL CONSOLE COVER 1585 24 29 30 25 L N 1 2 3 4 5 6 7 8 9 10 11 12 ETH ETH 13 14 15...

Page 21: ... 50 LITRES AIRTHERM 9 100 LITRES AIRTHERM 12 150 LITRES IF FITTED OPTIONAL 2 PORT SAFETY CUT OUT VALVE FITTED IN INDIRECT PRESSURISED CYLINDERS PROGRAMMER e g DANFOSS FP175 OUTSIDE SENSOR PART OF WEATHER COMPENSATION UNIT IF FITTED JUNCTION BOX FROST STAT WEATHER COMPENSATION UNIT IF FITTED DWELLING ROOM THERMOSTAT WITH ON OFF SWITCH EXPANSION VESSEL IF FITTED EXPANSION RELIEF VALVE IF FITTED IMME...

Page 22: ...ELL V4043 ROOM HEATING ROOM THERMOSTAT DOMESTIC HOT WATER THERMOSTAT PROGRAMMER TERMINAL JUNCTION BOX AIR SOURCE HEAT PUMP INTERNAL TERMINALS N E N L E N L N E L L L L L HW CH L N E L L N E L L L N E L N SWITCHED FUSED SUPPLY 230V 1N 9005 32A 32A MCB TYPE C 12005 40A 40A MCB TYPE C HIGH LEVEL MANUAL RESET THERMOSTAT HIGH PRESSURE CYLINDER ONLY 12 11 L L LINK FOR HOT WATER AND HEATING CYLINDER VALV...

Page 23: ...UT VALVE FITTED IN INDIRECT PRESSURISED CYLINDERS PROGRAMMER e g DANFOSS FP175 OUTSIDE SENSOR PART OF WEATHER COMPENSATION UNIT IF FITTED JUNCTION BOX FROST STAT WEATHER COMPENSATION UNIT IF FITTED DWELLING ROOM THERMOSTAT WITH ON OFF SWITCH EXPANSION VESSEL IF FITTED EXPANSION RELIEF VALVE IF FITTED IMMERSION HEATER WITH THERMOSTATIC CUT OUT THERMOSTAT MANUAL RESET TO BE SET AT 65 O C IF FITTED D...

Page 24: ...PUMP INTERNAL TERMINALS N E N L E N L N E L L L L L HW CH L N E L L N E L L L N E L N HIGH LEVEL MANUAL RESET THERMOSTAT HIGH PRESSURE CYLINDER ONLY REQUIRED ONLY IF HIGH LEVEL STAT NOT FITTED 12 11 L L HOT WATER AND HEATING LINK MUST NOT BE FITTED CYLINDER VALVE HIGH PRESSURE CYLINDERS ONLY ROOM HEATING NOT USED BYPASS ROOM HEATING FROST STAT 21 20 L M SINGLE PHASE PUMP FIXED SPEED SEE NOTE 1 13 ...

Page 25: ...ve open 60 deg C DHW TANK BUFFER TANK 55 deg C DHW Supply Defrost By pass Valve 55 deg C 70 deg C 55 deg C NRV 50 deg C 50 deg C Return Temp Thermostat sensor Ambient Thermostat sensor 20 l min Boiler Heat Pump Tank stat set at 60 o C A B AB A A B Heating Rad 2 Heating Rad 3 on at 45 o C on at 48 o C set at 2 5 o C AT9638 System By pass MUST be fitted if TRV s are used ...

Page 26: ...IAL E D C M THERMOSTAT CONSOLE HEATING RETURN WATER REVERSING VALVE COIL COMP HP SCHRADER SERVICE HP SUCTION ACCUMULATOR TEV PHIAL TEV DRIP TRAY HEATER DRIER RECEIVER CONDENSER NRV PORT PROCESS CAPILLARY 3 16 DIA X 300mm LONG SCHRADER SERVICE LP NRV HP 430 psig MANUAL RESET 400 psig AUTO RESET INSULATION ...

Page 27: ...EV PHIAL TEV PHIAL PROCESS PORT LP SERVICE SCHRADER TEV RECEIVER REVERSING VALVE COIL SUCTION ACCUMULATOR DRIER DRIP TRAY HEATER NRV NRV CAPILLARY 1 4 DIA X 300mm LONG SOL VALVE TEV COMP 2 LP SERVICE SCHRADER SUCTION ACCUMULATOR OIL EQUALISATION CONDENSER EDCM PROBE SOL VALVE HP HP SERVICE SCHRADER HP 430psig MANUAL RESET 400psig AUTO RESET THERMOSTAT DWELLING HEATING CONSOLE HEATING RETURN WATER ...

Page 28: ...ght WEATHER COMPENSATOR UNIT ITEM POTENTIOMETER FUNCTION SETTING RANGE GUIDE VALUE SUGGESTED SETTING 1 Switching differential of heat pump temperature control 1 20 K 6 K Set to 5 K 4 Authority of room temperature on heat pump temperature control 0 100 authority OFF quick setback is inactive 50 quick setback is active Set to OFF 5 Heating limit for ECO automatic energy saver 10 8 C referred to the ...

Page 29: ... coldest wall of the house normally wall facing north The sensor must never be exposed to the morning sun Mounting Height Preferably in middle of dwelling to be heated but at least 2 5m above the ground Must not be fitted above windows doors air extracts or other heat sources below balconies or in the eaves of the roof The sensor must not be painted over WIRING THE OPTIONAL WEATHER COMPENSATOR see...

Page 30: ...der 15 0 litre 150 litre 180 litre 15 50 1 S or W Plan 4 5kW underfloor n a 7 5 n a Yes 50 litres separate cylinder buffer 150 litre 150 litre 180 litre 15 50 2 2 pump system 9 0kW radiators no 15 above 80 litres No n a DHW cylinder only 150 litre 180 litre 250 litre 15 60 1 S or W Plan 9 0kW radiators no 15 below 80 litres Yes 50 litres combination cylinder 150 litre 180 litre 250 litre 15 60 1 S...

Page 31: ...alves must comply with BS6759 All system components must comply with the required local water regulations Thermostore Cylinders Pressure Data Thermstore Coil Pressure Data 1 Inlet control to 2 1 bars by the valve provided 1 Coil is rated to 3 5 bars 2 The venting pressure 3 5 bars by the valve provided 2 Maximum operating pressure 3 bars 3 The maximum operating pressure is 3 bars Thermstore Unvent...

Page 32: ...Tundish Cold Feed c w Baffle and Check Valve Fitted female for High Limit Stat Pocket Control Thermostat Buffer Vessel for Heating 3 kW Immersion heater integrated stat 1 Flow Return Connections for Buffer Vessel High Efficiency Coil 22mm Connection Drain Drain to Be Teed into one of lower connections Cylinder Type Shell size mm Overall dimensions mm Ideal No 50 150 Litre 1500 x 450 1525 x 550 204...

Page 33: ...ow Heat Pump Stat Boss for Control Stat Boss for High Limit Stat 1 Returns 1 Flow Heating Thermstore Unvented direct Buffer Cylinder Cylinder Type Shell size mm Finished Size Ideal No 50L Direct 450 x 450 475 x 550 204832 95L Direct 750 x 450 775 x 550 204833 150L Direct 900 x 500 925 x 600 204834 ...

Page 34: ...nstrated to the customer Yes The manufacturer s literature including Benchmark Checklist and Service Record has been explained and left with the customer Yes CENTRAL HEATING MODE Heating Flow Temperature C Heating Return Temperature C ALL SYSTEMS The heating system has been filled and pressure tested Yes Expansion vessel for heating is sized fitted charged in accordance with manufacturer s instruc...

Page 35: ...erative ID No Comments Signature Date Engineer Name Company Name Telephone No Operative ID No Comments Signature Date Engineer Name Company Name Telephone No Operative ID No Comments Signature Date Engineer Name Company Name Telephone No Operative ID No Comments Signature Date Engineer Name Company Name Telephone No Operative ID No Comments Signature Date Engineer Name Company Name Telephone No Op...

Page 36: ...36 Ideal airtherm Air Source Heat Pump Installation ...

Page 37: ...37 Ideal airtherm Air Source Heat Pump Installation ...

Page 38: ...gn and performance of its products The right is therefore reserved to vary specification without notice The Ideal Boilers Technical Training Centre offers a series of first class training courses for domestic commercial and industrial heating installers engineers and system specifiers For details of courses please ring 01482 498 432 Manufactured under an ISO 9001 registered quality management syst...

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