Safety 1 use. Any direct commercial or industrial use Safety is also deemed to be improper. Action-related warnings Caution. Classification of action-related warnings Improper use of any kind is prohibited. The action-related warnings are classified in accordance with the severity of the possible General safety information danger using the following warning signs and 1.3.1 Risk caused by inadequate...
1 Safety 1.3.4 Risk of injury during installation due to the high product weight ▶ Make sure that the product is installed by at least two people. ▶ When installing the product, secure it against toppling or falling over. 1.3.5 Access to the mains plug/circuit breaker must be guaranteed ▶...
Notes on the documentation 2 Notes on the documentation Design 3.2.1 VAR 150/4 R Observing other applicable documents ▶ You must observe all the operating and installation in- structions included with the system components. Storing documents ▶ Pass these instructions and all other applicable docu- ments on to the system operator.
Information on the identific- Meaning ation plate Read the installation and maintenance instructions. VAR 150/4 L (R) Type designation Vaillant ventilation unit with heat recovery 4.2.2 Side view from the right Max. air volume flow in m Unit generation L (R) Left (right) Max.
Set-up 4 4.2.4 View from above 1457 Observing the requirements for the installation site 4.3.1 Observing the requirements for the product's installation site The product can be installed in cellar spaces, storage or util- ity rooms, and in attics. The product can be ceiling-mounted or it can be wall-mounted.
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4 Set-up 60 cm 240 cm 225 cm 225 cm ▶ If you install the product in a room with a shower, install it outside the protective areas shown. 4.3.2 Observing the requirements for the installation site of the remote control (step ▶...
Set-up 4 Installing the product 4.4.2 Installing the product on the ceiling 4.4.1 Installing the product on the wall Caution. Risk of material damage caused by con- Caution. densate. Risk of material damage caused by con- If the condensate cannot drain from the densate.
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4 Set-up min. 20 ▶ Turn the display and the holder frame. – 90° ▶ Place the holding frame into the cut-out in the operator control screen. ▶ Place the display into the holding frame. ▶ Establish the cable connection at the display. ▶...
Electrical installation 5 – Drip distance: ≥ 20 mm Seal all of the product connections so that they are va- pour-diffusion-tight. Fill the condensate siphon/dry siphon with water. – Suitable vapour-diffusion-tight adhesive tape 4.4.5 Connecting the pipelines Opening/closing the product Check the pipelines for coarse dirt.
▶ Install the frost protection element (→ Installation instruc- Note tions for the frost protection element). If a Vaillant controller is connected, the step switch will not work. Connecting the bypass Open the product. (→ Page 11) Remove the existing screen from the bypass insertion point.
Operation 6 Operation Operating concept The operating concept, the operation of the product and the read-off and setting options in the operator level are de- scribed in the operating instructions. An overview of the read-off and setting options for the in- staller level can be found in the "Installer level –...
8 Product adjustment – 7.2.1 Setting the language Adjustment range: Not available/Available ▶ Set the required language. 7.2.11 Setting the air quality sensors ▶ 7.2.2 Setting the installation height Set the number of air quality sensors. – Adjustment range: 0 … 2 ▶...
Handing the product over to the operator 9 System efficiency Function Explanation 8.1.1 Starting the system efficiency monitoring Exh. air red. vol. You can use this function to set the corr. exhaust air volume flow for the reduced Call up the installer level. (→ Page 13) ventilation in the case of deviations Navigate to the Test menu →...
10 Inspection, maintenance and repair ▶ 10.3 Carrying out maintenance work Inform the operator of the necessity to have the system maintained according to the specified intervals. ▶ Carry out all maintenance work during the annual inspec- ▶ Provide the operator with all relevant instructions and unit tion/maintenance.
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Inspection, maintenance and repair 10 ▶ Unscrew the condensate siphon from the product. Clean the filters. – If they are dirty, clean the condensate discharge pipe, Vacuum cleaner at a low setting the condensate tray and the condensate siphon. 2 / 2 Secure the condensate siphon to the product.
Anrufen aus dem Mobilfunknetz ggf. abweichende Tarife - nähere Information erhalten Sie bei Ihrem Mobilnetzbetrei- ber) Der flächendeckende Kundendienst für ganz Österreich ist täglich von 0 bis 24 Uhr erreichbar. Vaillant Kundendienst- techniker sind 365 Tage für Sie unterwegs, sonn- und feier- tags, österreichweit. Applicability: Switzerland...
Appendix Appendix Installer level – Overview Setting level Values Unit Increment, select Default setting Min. Max. Installer level → Enter code 1 (competent person code 17) Installer level → List of faults → Delete F. XXX – F.XXX Installer level → Test menu → Statistics → Operating hours Current value Pass.
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Appendix Setting level Values Unit Increment, select Default setting Min. Max. Installer level → Configuration → Language Current lan- Languages available for selection English guage Contact data Phone number 0 - 9 −200 Installation height 2000 Nominal flow m³/h Int. ventil. vol. flow Red.
Appendix Setting level Values Unit Increment, select Default setting Min. Max. Frost prot. element Not available, Electrical, Hydraulic Not avail- able Air-earth collector Not available, Available Not avail- able Bypass Not available, Available Not avail- able Pressure monitor Not available, Available Not avail- able Step switch...
Appendix Limp home mode messages – Overview Message Possible cause Measure ▶ Lhm.801 Failure: Exh. air Exhaust-air temperature sensor Check that the exhaust-air temperature sensor works correctly. temp. sensor does not work/is defective ▶ Lhm.802 Failure: Exit air Exit-air temperature sensor Check that the exit-air temperature sensor works correctly.
Appendix Symptom Possible cause Measure Bypass summer mode does not The bypass motor is connected Check the plug connection to the bypass motor. work incorrectly Check the temperature sensor. ▶ Bypass motor is defective Replace the bypass motor. ▶ Incorrect flap position Check the flap position.
Appendix Maintenance messages – Overview Message Description Maintenance work Interval M.800 Filter The maintenance interval for Maintaining the filters At least twice annually change the filters was exceeded. M.801 Mainten- The maintenance interval for Maintaining the product At least annually ance the product was exceeded.
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Appendix VAR 150/4 L VAR 150/4 R Thermal efficiency in accordance with 75 % 75 % the Passivhaus Institut (Passive House Institute) Thermal efficiency in accordance with 84 % 84 % DIBt (Deutsches Institut für Bautechnik – German Institute for Civil Engineer- ing) ≤...
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0020188110_03 0020188110_03 13.07.2017 Supplier Vaillant Deutschland GmbH & Co.KG Berghauser Str. 40 D-42859 Remscheid Telefon 021 91 18‑0 Telefax 021 91 18‑2810 Auftragsannahme Vaillant Kundendienst 021 91 5767901 info@vaillant.de www.vaillant.de Vaillant Group Austria GmbH Clemens-Holzmeister-Straße 6 1100 Wien Telefon 05 7050 Telefax 05 7050‑1199 Telefon 05 7050‑2100 (zum Regionaltarif österreichweit, bei Anrufen aus dem Mobilfunknetz ggf. abweichende Tarife - nähere Information erhalten Sie bei Ihrem Mobilnetzbetreiber)