Ecodan PUHZ-HW140VHA-BS User Instructions Download Page 3

Homeowner’s User Instructions 

Introduction

The Ecodan air source heat pump extracts thermal energy from the outside air and transfers this into a property 
in the form of hot water as a conventional heating system does. The Ecodan will provide space heating (through
radiators or under floor heating) and domestic hot water (taps, showers, etc). Domestic hot water always takes
priority over space heating.  

The Ecodan Aerocyl Plus-me package is controlled by conventional heating system control equipment. A two
channel time clock for ON and OFF periods, a cylinder thermostat for domestic hot water temperature and a
room thermostat for space temperature.   

To optimise running costs it is advisable the homeowners seek the cheapest possible electricity tariff. 
An internet search facility like www.uswitch.com will be able to help.  

The homeowner will need to control the Ecodan Aerocyl Plus-me differently to a conventional gas boiler. 
The use of controls is paramount in achieving low running costs. Although electricity prices are higher than 
gas or oil, the efficiency of the system means that it requires less energy to supply the same heating demands,
thus producing cheaper energy bills. Compared to regular electricity bills it will look higher than usual, but the
homeowner should be aware that this bill incorporates heating that is usually achieved though gas or oil.   

Please note that heat pumps provide lower flow temperatures to radiators than a conventional gas boiler. 
Rather than the radiators turning on/off locally as with a gas boiler, heat pumps provide a more consistent lower
flow temperature which allows for more efficiency and greater comfort. 

Warnings 

• Don’t allow anyone to interfere with the outdoor unit.  
• Don’t push any object through the grille area, there is a fast turning fan which could be damaged.  
• Don’t place objects too close to the outdoor unit.  
• Don’t ever cover the outdoor unit, air needs to circulate freely around the unit.  
• Do be aware that ice may form in the winter period on the ground close to the outdoor unit. 

Please take particular care.  

• Do ensure your installer includes anti-freeze (Alphi-11 or similar), 25% concentration into the heating 

circuit to prevent icing in the winter.  

• Do complete your guarantee registration card and return to the manufacturer. If you do not complete 

and return the registration card the product will only be under guarantee for 12 months.   

   • Do take the installers contact details in case you need attention in the future. 

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Homeowner Kingspan Manual 2012 (planned)_Homeowner Standalone Manual-04-11  29/02/2012  11:49  Page 6

Summary of Contents for PUHZ-HW140VHA-BS

Page 1: ...Ecodan Aerocyl Plus me Air Source Heat Pump and Stainless Steel Cylinder Ecodan Air Source Heat Pump Model Number PUHZ W50VHA 2 BS PUHZ W85VHA 2 BS PUHZ HW140VHA 2 BS YHA BS PUHZ HW140VHA BS 2 YHA 2 BS MARCH 2012 HOMEOWNER KINGSPAN ...

Page 2: ...2 ...

Page 3: ... demands thus producing cheaper energy bills Compared to regular electricity bills it will look higher than usual but the homeowner should be aware that this bill incorporates heating that is usually achieved though gas or oil Please note that heat pumps provide lower flow temperatures to radiators than a conventional gas boiler Rather than the radiators turning on off locally as with a gas boiler...

Page 4: ...r PAR W21MAA Not necessary to adjust the installation engineer uses this to commission the system Room Controllers Located within a room placement on a wall will be dependent on installer 2 channel time clock Used to control on off periods for heating and hot water Instructions on pages 9 10 and 11 Room Thermostat Used to control the room temperature Instructions on pages 7 and 8 Aerocyl Plus me S...

Page 5: ...or user instructions Time clock pattern setup Each channel on the time clock should be programmed to meet the demands of the home occupier in the most efficient way Hot water will take priority over heating For example If a homeowner wakes up in the morning and wants a shower at 7am and the property takes an hour to raise to the required room temperature then both channels should be set to 5am as ...

Page 6: ...orrectly Time clock has been programmed incorrectly The programmable room thermostat has 5 2 split function to create different settings for the weekend Programmable room thermostat set too high Heating is not needed during summer months and should be switched off Solution Make sure that there is plenty of space around the outdoor unit so air can flow in and out Cleaning of this filter should be c...

Page 7: ... thermostat can also be set up by your installer to provide one set of times and temperatures that are repeated each day of the week This is referred to as 24 hour operation The thermostat can also be set by you to provide two different programming blocks which can then be assigned to any day of the week this is referred to as A B programme operation All thermostats can be set to provide up to 2 4...

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Page 9: ...n and off at times that suit you Your programme has had the date and time set up during manufacture and will automatically change between Greenwich Mean Time and British Summer Time You can programme up to 3 ON OFF times per day for the heating and hot water and the two systems can be operated independently 9 ...

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Page 12: ... trademarks of Mitsubishi Electric Europe B V The company reserves the right to make any variation in technical specification to the equipment described or to withdraw or replace products without prior notification or public announcement Mitsubishi Electric is constantly developing and improving its products All descriptions illustrations drawings and specifications in this publication present onl...

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