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HEAT PUMPS

08:965-1609 Manual article no

. 714273999

 Manual 

 

METROAIR AQUA  

 

HEAT PUMP MODULE

DOMESTIC HOT 

WATER HEAT PUMP

08:965-1609

EN

Summary of Contents for METROAIR AQUA HPM

Page 1: ...HEAT PUMPS 08 965 1609 Manual article no 714273999 Manual METROAIR AQUA HEAT PUMP MODULE DOMESTIC HOT WATER HEAT PUMP 08 965 1609 EN...

Page 2: ...2 METROAIR AQUA HEAT PUMP MODULE HPM METRO article number 156002601...

Page 3: ...irements for the water circuit 11 3 8 1 Water circuit diagram 12 3 9 Electrical diagram Optima 172 Control 13 3 10 Fan capacity 14 4 Before Installation and start up 15 4 1 Important safety instructio...

Page 4: ...tings in the service menu 22 7 4 2 Service menu points 22 7 5 Table for set points 31 7 6 Table for defrosting 32 7 7 Functional description 32 7 7 1 Controlling Domestic hot water heat pump with Opti...

Page 5: ...n and condensate drain 37 8 4 Water circulation and water tank 37 8 4 1 Pressure relief valve 37 9 Disassembly decommissioning 38 10 Troubleshooting 39 10 1 The heat pump does not supply hot water 39...

Page 6: ...between 10 C and 50 C If the unit has been transported or stored at sub zero temperatures leave the unit at room temperatures for 24 hrs before commissioning 1 3 Transport with trolley When transport...

Page 7: ...n box 7 Condensate drain 3 4 hose connection 8 Condenser 9 Compressor 10 Capacitor 11 Evaporator 12Fan 13Thermostatic expansion valve General arrangement METROAIR AQUA HPM All dimensions in mm 1 1 2 2...

Page 8: ...pplication area and operating principles of the heat pump are specified in this manual 3 4 Operation of the METROAIR AQUA HPM The control starts the compressor when hot water is needed The compressor...

Page 9: ...z 230 50 L1 N G Fuse size A 10 13 Max water temperature heat pump only C 60 Max water temperature heat pump and immer sion heater C 65 Air flow range 100 Pa m3 h 100 330 Temperature range for compress...

Page 10: ...s fed to the compressor in which it is raised up to a higher pressure and temperature level and transported to the condenser In the condenser the refrigerant condense and the heat absorbed in the evap...

Page 11: ...g to the drinking water installation regulative in force Incorrect material combinations in the water circuit can lead to corrosion damage due to galva nic corrosion This requires special attention wh...

Page 12: ...ensor T8 shall be located around the how water inlet from the heat pump If a higher readyness of hot water is required the sensor location can be lowered Sensor T7 can be used for optional display of...

Page 13: ...icherung max 13 Amp El patron 1 5kW Electric heating element 1 5kW Heizstab 1 5kW H jtrykspressostat High pressure switch Hochdruckpressostat 1 2 1 2 H1 1 2 1 2 H2 1 2 1 2 H6 1 2 1 2 H7 1 2 1 2 H8 1 2...

Page 14: ...0 0 100 0 150 0 200 0 250 0 0 50 100 150 200 250 300 350 400 Pressure Pa Air volume flow m3 h 100 75 50 3 10 Fan capacity It is recommended to keep the external pressure loss below 100 Pa 3 About the...

Page 15: ...id to the choice of materials and it must be ensured that chosen materials work together without problems in the entire circuit Special attention must be paid when using galvanised components and comp...

Page 16: ...sequence 1 Remove the top packaging 2 Removed the compressor transportation fixtures 2 pieces shown by arrows 3 Lift the METROAIR AQUA HPM from the cardboard base and place it on its final destinatio...

Page 17: ...e air fed to the METROAIR AQUA The condensate connecting branch must be equipped with an air tight water trap and run to a drain The water trap must contain a standing water column of at least 60 mm 5...

Page 18: ...ded to install the T8 sensor in the tank at around the same height as the inlet from the heat pump i e around in the middle of the tank If there is no appropiate sensor pocket available on the tank at...

Page 19: ...g of the water circuit Fill the water tank system via the cold water connecting branch and deaerate 6 3 Commissioning of the air circuit Ensure that the air in and outlet paths are open and ready for...

Page 20: ...omatic operation constant operation and timer controlled constant operation Mode 0 1 2 3 Mode 0 Unit holiday mode The heat pump is now turned off and only the controller is active The heat pump does n...

Page 21: ...T8 temperature hot water tank bottom becomes lower than set point P3 minus 5 C The compressor stops again when the T8 temperature is equal to set point P3 Options 0 55 C Factory setting 52 C P4 Stop d...

Page 22: ...The display now shows the first menu item E0 in the service menu If a key is not activated for about 15 seconds while in the service menu the service menu shuts down automatically and the control ret...

Page 23: ...ned off Please note the anti legionella function is active when selected even if the unit is in standby mode P1 0 in order to avoid bacteria growth Options 0 1 Factory setting 0 E9 Operating in cold s...

Page 24: ...t pump unit e g simple start stop control from a potential free contact Value of 2 PV mode External control of the unit via variable voltage input to T10 Please see menu points E30 to E32 for control...

Page 25: ...coil The floor heating function which activates an external circulation pump relay R9 If the T8 temperature water tank is higher than the setting at menu point E13 floor heating temperature the floor...

Page 26: ...which directs the cold exhaust air to a room with cooling requirements This feature is controlled by the temperature set point at menu point E2 and the T9 sensor but works opposite of menu item E19 4...

Page 27: ...eater relay The percentage of T10 input voltage at which the electrical heater relay engages If the input is higher than the set point the electrical heater is on If the input value falls below the el...

Page 28: ...he exact temperature that is selected If necessary for technical reasons the controller can cool below the selected temperature If you want higher fan speed the cooling temperature can be reduced Note...

Page 29: ...cording to menu item E53 and end according to menu item E54 Please note if PV mode is selected E15 2 this allows the auxilary electrical heater and the heat pump to run outside the low tariff period i...

Page 30: ...refrigerant or indicating that the solonoid valve does not close properly If the T6 temperature evaporator is higher than the T5 temperature before evaporator the value set in menu point E 0 after on...

Page 31: ...0 E20 Solar collector hysteresis 5 E21 TX set point 45 E23 Tmop 25 E25 Fan speed mode 1 2 100 E26 Fan speed mode 3 100 E30 PV control of electrical heater relay 0 E31 PV control of heat pump 0 E32 PV...

Page 32: ...the set point in P4 When the defrosting function is active relay R4 defrosting activates and the fan stops The defrosting function can run 30 minutes at a time at maximum The de frosting function must...

Page 33: ...As long as input to T10 External start stop is short circuited the control is forced to run mode 3 This can be used to ensure additional extraction from e g the bathroom while taking a show er When th...

Page 34: ...trical heater if necessary The electrical heater consumes more energy than the compressor 7 7 5 Photovoltaic function The domestic hot water heat pump can be controlled by a signal from a solar photov...

Page 35: ...gnal from solar PV inverter PV control layout using signal from energy meter fig 21 PV panel PV inverter Main power supply To other household appliances Control signal Output options Potential free co...

Page 36: ...e if the compressor does not revolve when powered due to blockage or due to lack of pressure equilisation before start up If the breaker cuts out the compressor leave the unit to cool down before rest...

Page 37: ...y shall be cleaned of dirt Fill water into the condensate tray and check if the water flows freely If not then the drain must be cleaned 8 4 Water circulation and water tank 8 4 1 Pressure relief valv...

Page 38: ...nearest drain Disconnect the heat pump module and the circulation pump from the water tank and blind the pipe accesses in the tank Remove the condensate water pipe hose Remove the air ducts and close...

Page 39: ...een 200 600 l h Has the periodic cleaning of evaporator condensation tray and fan as described in the Maintenance section been followed Has any of the safety features disengaged the heat pump electric...

Page 40: ...is hard to access METRO THERM disclaim all obligations with respect to extra expenses this may cause The provisions above ONLY apply if the following are met The installer contacts METRO THERM or Par...

Page 41: ...41 12 Declaration of conformity...

Page 42: ...taller information Installed model Serial number Accessories Installers Pipe installation Date Company Name Phone number Electrical installation Date Company Name Phone number Commissioning Date Compa...

Page 43: ...43...

Page 44: ...METRO THERM A S RUNDINSVEJ 55 3200 HELSINGE INFO METROTHERM DK WWW METROTHERM DK 08 965 1609 Manual article no 714273999...

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