Vaventis Fresh-r Installation Manual
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Vaventis Fresh-r Installation Manual

In-the-wall air handling unit with heat recovery
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IMPORTANT: Read this manual carefully before installing the fresh-r
Keep this manual for future use.
In-The-Wall
Installation manual
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Summary of Contents for Vaventis Fresh-r

  • Page 1: Wall Cut-Out

    In-The-Wall Installation manual IMPORTANT: Read this manual carefully before installing the fresh-r ® Keep this manual for future use.
  • Page 3 ® electricity supply and must be connected by a qualified electrician. The information in this manual is important for the correct and safe installation of the fresh-r ® With the table of contents you’ll be able to find the right information in the manual quickly.

  • Page 4: Table Of Contents

    Safety symbols 3.2 Other symbols General safety instructions Main components Tools needed for the installation Before installing the fresh-r ® Check the contents 7.2 Cut the big rectangular hole 7.3 Steps to perform before installing the unibody (without EPP back) 7.3.1...
  • Page 5 14. Frequently asked questions 15. Declaration of conformity 16. Appendix 16.1 Technical drawings 16.1.1 fresh-r ® 16.1.2 Wall cut-out 1 16.1.3 Wall cut-out 2 16.2 Fresh air everywhere : connect to your in-house ventilation system ® 16.2.1 Rect duct dimensions 16.2.2 Rect right angle duct dimensions...

  • Page 6: Intended Use

    1. Intended use The fresh-r In-The-Wall (ITW) is a de-central ventilation unit with heat recovery. The fresh-r ® ® takes heat from the stale air it expels and uses it to warm up the fresh air it brings in from outside.

  • Page 7: General Safety Instructions

    • Risk for electric shocks or electrocution. Turn off the mains electricity supply in the distribution box before connecting the fresh-r electrically. ® • The person responsible for installing the fresh-r should be familiar with the local ® building regulations.

  • Page 8: Tools Needed For The Installation

    • Deburring or grinding tool, such as a file; • EPP Glue and expanding foam. 7. Before installing the fresh-r ® DANGER • The person responsible for installing the fresh-r should be familiar with the local ® building regulations. 7.1 Check the contents 1 ×...
  • Page 9 To make the rectangular hole do the following: Unfold the template. Place the template on the wall. Make sure “UP” is visible and is pointing upwards. Make sure the template is level and plumb. Mark the template cut-outs (6x). Use a pencil. Remove the template.

  • Page 10: Steps To Perform Before Installing The Unibody (Without Epp Back)

    7.3 Steps to perform before installing the unibody (without EPP back) NOTICE If your unibody doesn’t have an EPP back follow the next steps. If your unibody does have an EPP back follow the steps of section 7.4 (page 14). 7.3.1 Drill the round holes NOTICE...
  • Page 11 To drill the lower hole (130 mm), do the following: Drill through the outer wall(s) at a downward angle of 2 degrees (see fig. 5). This will allow the condensate to drain towards outside. To drill the upper hole (130 mm), do the following: Drill straight through the outer wall.

  • Page 12: Cut The Duct Pipes

    7.3.2 Cut the duct pipes NOTICE Make sure if you cut the duct pipes, the part you want to keep has a lip. To cut the duct pipes, do the following: Cut the upper duct pipe (input fresh air) to the total width of the wall (D1) - 160 mm.

  • Page 13: Place The Duct Pipes In The Unibody

    7.3.3 Place the duct pipes in the unibody NOTICE The lower duct pipe is the condensate drain and needs to be water tight. Apply PVC glue to the last 3 cm of the duct pipe and to the white ring inside the socket of the unibody. Make an airtight connection: the air in the ducts can be very cold.

  • Page 14: Steps To Perform Before Installing The Unibody (With Epp Back)

    7.4 Steps to perform before installing the unibody (with EPP back) If your unibody does have an EPP back follow the next steps. If your unibody doesn’t have an EPP back and you have followed the steps of paragraph 7.3, then skip this paragraph and continue with chapter 8 (page 20).
  • Page 15 To drill the lower hole (160 mm), do the following: Drill through the outer wall(s) at a downward angle of 2 degrees (see fig. 11). This is to allow the condensate to drain towards outside. To drill the upper hole (160 mm), do the following: Drill straight through the outer wall.

  • Page 16: Cut The Duct Pipes

    7.4.2 Cut the duct pipes NOTICE Make sure if you cut the duct pipes, the part you want to keep has a lip. To cut the duct pipes, do the following: Remove the EPP covers. Cut the upper duct pipe (input fresh air) to the total width of the wall (D1) - 160 mm.

  • Page 17: Place The Duct Pipes In The Unibody

    7.4.3 Place the duct pipes in the unibody Put PVC glue on the white ring which is located on the inside of the stale air output socket (see fig. 14). Do not put PVC glue on the fresh air input tube. fig.
  • Page 18 fig. 16 Put EPP glue on the unibody around the PVC duct pipes Place the EPP covers on the duct pipes. fig. 17 Place the EPP covers...
  • Page 19 Put EPP glue around the edges of EPP covers of the upper duct pipe and the lower duct pipe. NOTICE The connection of the lower duct pipe and the upper duct pipe to the unibody needs to be airtight because air leaks will create unwanted condensation. fig.

  • Page 20: Install The Fresh-R

    8. Install the fresh-r ® 8.1 Place the unibody (without timber frame) If you are placing the unibody without a timber frame, follow the next steps. If you are placing the unibody with a timber frame, follow the steps of paragraph of 8.2 (page 24).
  • Page 21 Fold the four brackets in a Z-shape as shown in fig. 22. fig. 22 Fold the brackets Hold the unibody as shown in fig. 23 and place it (fig. 24).   fig. 23 Hold the unibody as shown in this figure fig.
  • Page 22 (see fi g. 25). Fold the brackets to the sides and mount the unibody in the wall (see fi g. 26). NOTICE When you are installing the fresh-r everywhere , now use the extract ducts to make a ® connection to your in-house ventilation system. For more information see appendix 16.2.
  • Page 23 fig. 26 Mount the brackets on the wall (4 times)

  • Page 24: Place The Unibody (With Timber Frame)

    8.2 Place the unibody (with timber frame) Do the following: Assemble the timber frame and attach metal strips according to your specific configuration. fig. 27 Assemble the timber frame...
  • Page 25 Make sure the brackets are mounted at the right position. See fig. 28.   fig. 28 Make sure the brackets are mounted at the right position...
  • Page 26 Place the timber frame. Make sure that the steel border is flush with the surface of the wall. Secure the timber frame with screws and raw plugs (not supplied). Distance screws work very well for this application. fig. 29 Hold the unibody as shown in this figure fig.
  • Page 27 Hold the unibody as shown in fi g. 32 and place it in the timber frame (fi g. 33).   fi g. 32 Hold the unibody as shown in this fi gure fi g. 33 Place the unibody in the wall Make sure the distance between the front side of the unibody and the front face of the inner-wall is 43 mm (see fi g.
  • Page 28 Fold the brackets to the sides and mount the unibody in the wall (see fig. 35). fig. 35 Mount the brackets on the wall (4 times) NOTICE When you are installing the fresh-r everywhere , now use the extract ducts to make a ®...

  • Page 29: Connect The Fresh-R Electrically And Test Its Functionality

    The electric cable location is on the left hand top. fig. 36 Location of the electric cable Turn the mains power ON again in the distribution box. Turn the fresh-r ON and wait for approximately 1 minute while the fresh-r boots up. ® ®...

  • Page 30: Make The Side Of The Unibody Airtight

    8.4 Make the side of the unibody airtight Fill the entire space between the unibody and the exterior wall with expanding foam. The sides around the unibody should be airtight. At the same time the expanding foam should insulate the complete side of the unibody. NOTICE This seal needs to be airtight because air leaks will create unwanted condensation.

  • Page 31: Place And Mount The Door Assembly (Find The Content In Bag B)

    8.5  P laceandmountthedoorassembly(findthecontentinBagB) Do the following: Place the door assembly in the rectangular gap. Open the door to get access to the four mounting holes. Mount the door assembly with four screws. Tip: Drill holes and use plugs if necessary. fig.

  • Page 32: Adjust The Middle Bar

    The middle bar needs to firmly press against the inner door foam when the door is closed. This is to separate the two air streams. If you have a fresh-r everywhere this step in not required as the internal door already ®...

  • Page 33: Make An Airtight Connection (Outer Wall)

    fig. 40 Press the two storm flap levers 8.8 Make an airtight connection (outer wall) Seal the pipe/wall interface with outdoor silicone kit. This will prevent air leaking. (outside of the house) fig. 41 Put silicone kit between the duct pipes and the outer wall...

  • Page 34: Place The Grid Assembly (Find The Content In Bag B)

    8.9 Placethegridassembly(fi  ndthecontentinBagB) Do the following: Mount the grilles on the outer face of the outside-wall. Place the covers. Mount the covers with 4 screws. Two at each side. NOTICE The lip of the lower duct pipe should overlap with the edge of the grilles cover so that condensate drains away from the outer wall.

  • Page 35: Connect The Fresh-R To The Internet

    Do the following: Start your device and go to settings. Select wifi. Select WiFly-EZX-XX of the list of wifi devices. Your device will now connect to the fresh-r wifi module. ® Open an internet browser, for example Google chrome. Type 192.168.1.1...
  • Page 36 If the connection fails, check the settings of your router. Please make sure that the Wireless 2.4 Ghz configuration is set to mixed mode. See for more information the manual of your router. Please note that after connecting the fresh-r to the internet, your mobile device will not detect the ®...

  • Page 37: Installation Checklist

    10. Installation checklist Use the following checklist after you have completed the installation. For a properly functioning fresh-r , please make sure you can answer all questions with ‘yes’. ® Check the following More information Is the middle bar properly adjusted?

  • Page 38: Specifications

    13. Warranty 2 years as stated in the General terms and conditions of Vaventis B.V. The warranty period will be Extended with one year (3 years in total) if the fresh-r is connected ® to the internet persistently.

  • Page 39: Frequently Asked Questions

    Will the unit work in a bathroom? 897 +/- 2 mm from centre to centre. We do not recommend to use a fresh-r in the bathroom, we recommend to use an Why does the area around the unibody need to be...
  • Page 40 ® refer to user manual. air is coming into the room, what happens? If it is freezing outside, it is in defrost mode, How will the fresh-r determine at what rate the it de-freezes the heat exchanger by blowing ® fresh-r...

  • Page 41: Declaration Of Conformity

    15. Declaration of conformity as required by EC Directive Vaventis B.V. The manufacturer: Energiestraat 28 Address: 1411 AT Naarden, The Netherlands declare under our sole responsibility that the following product Air handling unit with heat recovery E quipment: Vaventis Brand name:...

  • Page 42: Appendix

    16. Appendix 16.1 Technical drawings 16.1.1 fresh-r ® (Dimensions are in mm. Dimensions in brackets are in inches).

  • Page 43: Wall Cut-Out 1

    16.1.2 Wall cut-out 1 (Dimensions are in mm. Dimensions in brackets are in inches).

  • Page 44: Wall Cut-Out

    16.1.3 Wall cut-out 2 (Dimensions are in mm. Dimensions in brackets are in inches).

  • Page 45: Fresh Air Everywhere ® : Connect To Your In-House Ventilation System

    You can only connect to the fresh-r port using the ® supplied connect and a piece of standard rectangular duct. This should be done before connecting other angles and adapters. fig. 44 Example of an extract duct connected to the side of the fresh-r everywhere ®...

  • Page 46: Rect Duct Dimensions

    To make this connection, three extract ducts can be used. Rectangular duct Rectangular right angle duct Rectangular to round duct It depends on the particular situation which extract ducts you need and how you make the connection. Please refer to the next paragraphs for the dimensions of the extract ducs. [ 2.362 ] 16.2.1 Rectangular duct dimensions [ 3.937 ]...

  • Page 47: Rect Right Angle Duct Dimensions

    16.2.2 Rectangular right angle duct dimensions (Dimensions are in mm. Dimensions in brackets are in inches). 258,75 104,5 [10,187] 2 places [4,114] 2 places [1,969] [2,402] [8,071] 2 places 2 places 16.2.3 Rectangular ro round duct dimensions (Dimensions are in mm. Dimensions in brackets are in inches). [4,724] [4,961] [8,661]...

  • Page 48: Dimensions For Prepatating The Wall For Extract Ducts

    16.2.4 Dimensions for prepatating the wall for extract ducts...
  • Page 49 [ 3.780 ] [3.780] DUCT CENTRE DUCT CENTRE 2 PLACES 2 PLACES [ 2.165 ] [ .787 ] [ 2.992 ] [2.165] [ .787] WALL DEPTH: [2.165] DUCT CENTRE WALL DEPTH: DUCT REGIONS DUCT CENTRE 2 PLACES DUCT REGIONS 2 PLACES [ 5.512 ] [5.512] [ 29.528 ]...
  • Page 52 © 2017 by Vaventis B.V. All right reserved...

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