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IRL | DOC 0016 | Rev 01.00 | OCTOBER 2021

Grant 

Aerona³

Air to Water High Efficiency Heat Pump Range

User Instructions

Heating Controls

Summary of Contents for Aerona 3 T205 - C

Page 1: ...IRL DOC 0016 Rev 01 00 OCTOBER 2021 Grant Aerona Air to Water High Efficiency Heat Pump Range User Instructions Heating Controls ...

Page 2: ...amage or delay however caused resulting from the use of this manual can be accepted by Grant Engineering Ireland ULC the author or others involved in its publication All good sold are subject to our official Conditions of Sale a copy of which may be obtained on application Grant Engineering Ireland ULC No part of this manual may be reproduced by any means without prior written consent WARNING CAUT...

Page 3: ...linder Digital Stat 5 Grant Hot Water Boost Kit 5 9 To Switch the Heat Pump On or Off 10 via the Display Pad To Switch the Heat Pump On or Off 10 without the Display Pad Display Pad Panel 10 Weather Compensation 11 Frost Protection 11 Looking after your Heat Pump 11 Troubleshooting 11 Contents Page 3 ...

Page 4: ...where the display pad is located The installer should have set the correct day and time that is also displayed on the display padscreen If not refer to the instructions provided in Section 9 2 of the Installation Instructions supplied with the heat pump Heating System Controls Your Grant Aerona heat pump is NOT controlled by the display pad but will usually be controlled by a normal domestic heati...

Page 5: ...rther information If fitted the Boost Kit timer should have been set by the installer to suit your installation when your heat pump was commissioned Refer to Section 5 4 of the Installation Instructions supplied with your Aerona heat pump for further details if required NOTE When setting the stat please set no higher than 47 C for most efficient running of domestic hot water NOTE The Immersion hea...

Page 6: ...rminal provided Fixing screw caps must be installed to maintain class 2 status Operating Instructions Reset The Device 1 To fully reset this unit press the recessed Reset button with a insulated blunt probe 2 A full display will show when the battery is charged then revert to the default screen No display indicates that the battery requires charging for a minimum 3 hour period Dia 2 Full display N...

Page 7: ...time Dia 8 5 Use the or to set the OFF time in the same way as for PROG 1 ON time 6 Press PROG to scroll through program 2 ON program 2 OFF program 3 ON program 3 OFF program 4 ON program 4 OFF add ing in times as required If you wish to omit programmes just leave dashes in that ON OFF location Press PROG to move to the next linked day SAT follows the 5 day group automatically Dia 9 7 Set ON OFF t...

Page 8: ...or a new day grouping for a new programme 3 For modification press PROG repeatedly to arrive at the pro gramme time requiring modification then use or button to make the change Press PROG repeatedly again to arrive at the next time requiring modification and use or button to make the change Operating mode 1 Use button to set the output mode ON Output to permanently ON and omit the program Dia 15 O...

Page 9: ...UR SWITCH 7 DAY Ideal for control of towel rails panel heaters immersion heaters fan heaters Energy saving Easy to program Boost and Advance controls Surface flush mounting Front cable entry Will fit 25 47mm back boxes SPECIFICATIONS TECHNICAL DATA SHEET TECHNICAL DATA SHEET fused timer spur switch 7 day Spur Timer 12 5mm thick pattress front plate thickness 12 5mm Dia 21 Dia 20 T205 C Product Fin...

Page 10: ...se User Instructions Display Pad Panel The operation of the heat pump is indicated in the top right hand corner of the display padscreen using the following symbols This indicates the frost protection is activate Refer to the Frost Protection section of these User Instructions This indicates the defrost cycle is active This indicates a heating demand If this is displayed on the display pad screen ...

Page 11: ...the fan outlet is not obstructed at all times To ensure that it continues to operate efficiently your Grant Aerona heat pump should be serviced annually as detailed in Section 10 of the Installation Instructions supplied with the unit Contact your installer or service engineer to carry out this work Troubleshooting If your heat pump fails to operate First check Is the power supply is switched ON a...

Page 12: ...GRANT ENGINEERING IRELAND ULC Crinkle Birr Co Offaly R42 D788 Ireland Tel 353 0 57 91 20089 Fax 353 0 57 91 21060 Email info grantengineering ie www grant eu ...

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