1
Ecodan® Air Source Heat Pump
Home Owner Guide
PUHZ-W50VHA-BS PUHZ-W85VHA-BS
PUHZ-HW140VHA-BS / YHA-BS
Страница 1: ...1 Ecodan Air Source Heat Pump Home Owner Guide PUHZ W50VHA BS PUHZ W85VHA BS PUHZ HW140VHA BS YHA BS ...
Страница 2: ...y of terms Ambient Temperature The outdoor temperature Anti freeze mode Heating to prevent water pipe from freezing ASHP Air source heat pump boiler COP Coefficient of performance see page 3 for full explanation T Delta Change in temperature between two variables Flow Rate The speed the water travels within the circuit that is heated by the Ecodan unit Flow Temperature The temperature of the water...
Страница 3: ...input the COP would rise Compared to a gas fired conventional boiler 1kW of input energy provides less than 1kW of output energy or heat A heat pump boiler utilises heat energy from the outside air even at low temperatures to provide either central heating or hot water for the house The COP for an ASHP will vary as it is dependent on the outside temperatures and the desired temperature of hot wate...
Страница 4: ... when some of the free heat energy in the outside air is absorbed by the refrigerant It is only the refrigerant that is being passed through this cycle the water is heated up by the plate heat exchanger The cooler water extracts energy from the hotter refrigeration cycle the water heats up as it passes across the exchanger This wa ter flows towards the heating system and hot water storage tank Boi...
Страница 5: ... should there be a demand for both once the tank is heated and up to tem perature the unit will change over to the heating of the property This setting cannot be changed Due to lower flow temperature provided by a heat pump boiler additional care must be taken when sizing the radiators Ensure that the total heating demand of the property is met by the correct size of heat pump Selecting cylinder t...
Страница 6: ...l include several key parts Some of their func tions will require human input to con trol the effect of the unit COMPONENT PARTS Main Home Owner Controls Room Thermostat Used by homeowner to set the re quired temperature of the household Two Channel Timer Clock Used by homeowner to set on off running periods Mitsubishi Supplied Parts PAR W21MAA Controller used to activate set tings on Ecodan These...
Страница 7: ...13 Fuse Rating A 16 Heating A2 W35 Capacity kW 5 0 COP 3 13 Power Input kW 1 6 Nominal Flow Rate L min 14 3 Heating A7 W35 Capacity kW 5 0 COP 4 1 Power Input kW 1 22 Nominal Flow Rate L min 14 3 Primary Flow Rate Maximum L min 25 8 Minimum L min 10 PUHZ W50VHA BS SPECIFICATION Nominal Conditions A2 W35 A7 W35 Outside air temperature humid 1 C 6 C Water temperature inlet outlet 30 35 C 30 35 C Gri...
Страница 8: ...23 Fuse Rating A 25 Heating A2 W35 Capacity kW 8 5 COP 2 95 Power Input kW 2 88 Nominal Flow Rate L min 25 8 Heating A7 W35 Capacity kW 9 0 COP 3 85 Power Input kW 2 34 Nominal Flow Rate L min 25 8 Primary Flow Rate Maximum L min 25 8 Minimum L min 10 PUHZ W85VHA BS SPECIFICATION Nominal Conditions A2 W35 A7 W35 Outside air temperature humid 1 C 6 C Water temperature inlet outlet 30 35 C 30 35 C G...
Страница 9: ...Max 14 9 35 5 1 13 Fuse Rating A 40 16 Heating A2 W35 Capacity kW 14 COP 2 69 Power Input kW 5 21 Nominal Flow Rate L min 40 1 Heating A7 W35 Capacity kW 14 0 COP 4 19 Power Input kW 3 34 Nominal Flow Rate L min 40 1 Primary Flow Rate Maximum L min 40 1 Minimum L min 20 0 PUHZ HW140VHA BS YHA BS SPECIFICATION Nominal Conditions A2 W35 A7 W35 Outside air temperature humid 1 C 6 C Water temperature ...
Страница 10: ... Auto Off timer is set shows the time remaining 7 ON OFF indicator Indicates if the time is set ON OFF 8 Locked indicator Indicates that remote controller buttons have been locked 9 Timer indicators The indicator comes on if the correspond ing timer is set 10 Error indicator Comes on when error occurs 4 Temperature indicator Shows the current water temperature 11 Power On indicator Indicates that ...
Страница 11: ... Step 2 Press button D to advance through each day Once on current day press C to set time Step 3 Press either of the C buttons as necessary to set the time 3 To finish Press button E when settings are complete As you hold the C button down the time displayed at 1 will increment first in one minute intervals then in ten minute intervals and then in one hour intervals This works in either direction...
Страница 12: ...low Press D Changes to next temperature variable 5 Water Temp Eco Heating No 1 Low Ambient Outdoor Temperature Press F Move up or down to desired temperature 6 Water Temp Eco Heating No 1 Low Ambient Outdoor Temperature Press E Changes to next temperature variable 7 Water Temp Eco Heating No 2 High Ambient Target Flow Press F Move up or down to desired temperature High ambient flow temperature is ...
Страница 13: ...ll flash with the words loading 2 Water Temp Heating Press E This mode is not necessary and should be skipped 3 Water Temp Heating Eco No 1 Press E This mode is not necessary and should be skipped 4 Water Temp Heating Eco No 2 Press E This mode is not necessary and should be skipped 5 Water Temp Hot Water Water Temp Hot Water Press D Move up or down to desired temperature 6 Water Temp Hot Water Wa...
Страница 14: ...emoved or disabled Step 1 From the regular display holding button H will activate the controller The display will flash with the words loading Desired Temperature Step 3 The up and down F buttons can be used to select the desired temperature Pressing button E will move to next available mode Tempera tures changes of that mode can then be made Desired Temperature Desired Temperature Desired Tempera...
Страница 15: ... you have entered contact number to be called in the event of a problem the screen displays this number You can set this up under Function Selection of remote controller For information refer to table below Alternating Display How to lock the Buttons While holding down the button A press and hold down the button I for 2 sec onds The Locked indication appears on the screen display 8 indicating that...
Страница 16: ...time Operation function limit setting Function selection Water temperature display Loading Installation Once installed by a fully trained engineer the system will be ready to use as day time and target flow temperatures will be set The end user should be aware of how to change The day and time Target flow temperature for all modes Ecoheating parameters Please note the temperature given are for gui...
Страница 17: ...mains heated to 55 C Control Strategy An inverter driven air source heat pump delivers heat in a different manner to a traditional fossil fuelled heating system A gas or oil fired system will produce water at higher flow temperatures and have a large excess capacity in order to heat the property up relatively quickly An air source heat pump works most efficiently when it is producing lower flow te...
Страница 18: ...need to review the settings on the air source heat pump boiler as it is likely to be running for longer than neces sary It is important to not waste energy as unnecessary CO2 will be emitted and the homeowner will be paying for it Significant savings will be made if the ASHP is working in an optimum operating condition To find the cheapest energy for your area try online with www uswitch com they ...
Страница 19: ...nutes additional buffer After this time space heating will be allowed to operate as required Important Note If the hot water demand is left ON continuous operation rather than being timeclocked to switch OFF then the homeowner may experience un necessary high running costs Economical Time Clock Patterns Flow Temperatures To gain the full benefits from the Ecodan system the target flow temperatures...
Страница 20: ...ng will the defrost cycle last for A A complete cycle will take less than 3 minutes Q How often do I need to clean the outdoor unit A Visual checks should be carried out every 6 months and also an annual service by an approved Ecodan in staller Q My electricity bill is too high how can reduce this A Well insulated houses have lower heating loads also reducing the flow temperatures through the PAR ...
Страница 21: ...system is waiting for a signal to operate from the control equipment When restarting the outdoor unit soon after stop ping it it does not operate even though there is a demand from the control equipment Wait approximately 3 minutes Operation has stopped to protect the outdoor unit PLEASE WAIT appears in the remote controller display The initial settings are being performed Wait approximately 3 min...
Страница 22: ...22 If you have any further queries please contact your installer ...
