Please read first Symbols This operating manual provides important information The following symbols are used in the operating manual. on the handling of the unit. It is an integral part of the They have the following meaning: product and must be stored so that it is accessible in the immediate vicinity of the unit.
Contents INFORMATION FOR OPERATORS AND QUALIFIED SPECIALISTS ELECTRICAL CONNECTIONS ..........19 PLEASE READ FIRST ..............2 CONTROL UNIT OF THE VENTILATION AND SYMBOLS ..................2 DOMESTIC HOT WATER MODULE ......21 INTENDED USE ................4 FLUSHING, FILLING AND BLEEDING THE SYSTEM ..22 DISCLAIMER................4 Flushing, filling and bleeding the domestic hot water EC CONFORMITY ..............4 tank .................22 SAFETY ..................4...
Intended use EC conformity The unit is solely to be used for its intended use together The unit bears the CE mark of conformity. with the heat pump supplied with it. This means: EC declarations of conformity, page 42 • for controlled apartment ventilation with heat recovery, •...
Customer service CAUTION! Only switch on the unit if exhaust air, supply air and outdoor air pipes have been For technical information please contact a qualified connected to the unit. technician or the manufacturer’s local partner. ATTENTION Operating instructions for your heat pump, Appendix, customer service, addresses for service Only switch on and operate the unit if exhaust and outside air filters have been installed and the...
How the ventilation Maintenance of the unit module works ATTENTION The heat recovery takes place via a highly efficient Keep the air inlet and air outlet openings in the counterflow plate heat exchanger. Energy is removed external wall free of leaves and snow. from the exhaust air.
The actual filter has a pre-filter upstream of it, as more dirt is trapped by the filter during and immediately after the construction phase. 8 weeks after moving in and starting up the ventilation for the first time, remove these pre-filters and dispose of in an environmentally friendly way.
NOTICE. We recommend using a shower head to clean the heat exchanger. After cleaning and drying the heat exchanger, push it back into the unit. Then push the moulded part and filters into the unit… ATTENTION Ensure the filters are installed in the correct po- Then lift the heat exchanger up slightly and carefully sition.
HOT-WATER TANK Fold down the swivelling door of the ventilation and domestic hot water module, tighten the quick- The domestic hot water tank of the ventilation and release screws and switch unit back on again... domestic hot water module should be cleaned once a year by qualified personnel.
NOTICE. NOTICE. Store the “small” triangular piece in a safe dry Depending on your subjective feelings, you can place until the end of use of the summer func- cancel the summer function at any time during tion. the transition period in the spring or autumn by removing the partition from the unit and fit- ting the “small”...
Scope of delivery NOTICE. The corresponding “Compact” air/water or brine/water heat pump is delivered on a sepa- Exemplary arrangement of the “Ventilation and domestic rate pallet as a further part of the scope of de- hot water module” scope of delivery: livery for the “Comfort central building services control (KHZ)”.
AVAILABLE UNIT VARIANTS ACCESSORIES NECESSARY FOR OPERATION ATTENTION KHZ AIR/WATER: Use only original accessories from the manufac- turer of the unit. LWC 60 + VenTower_300 = KHZ-LW 60/300 LWC 60 + VenTower_400 = KHZ-LW 60/400 Air duct system 700 (accessory which must be LWC 80 + VenTower_400 = KHZ-LW 80/400 purchased;...
Installation ADDITIONAL ACCESSORIES Observe the following when performing all work: ATTENTION Use only original accessories from the manufac- turer of the unit. NOTICE. Always comply with applicable accident pre- vention regulations, statutory regulations, ordi- Pollen filter (filter class F5) nances and directives. (accessories for additional cost) for the outside air intake area as a substitute for the standard filter.
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ATTENTION Push the hand truck under the unit at the rear of the unit and transport the unit to the installation Lift the unit from the bottom of the unit only. location. Never exert lifting or transport pressure on the top part of the unit (area with fold open door).
INSTALLATION Mount feet. DANGER! ATTENTION Several people are required to install the Sliding the unit without the feet mounted can unit. damage the floor. NOTICE. • Always observe the installation plan for the re- Slowly and carefully tilt the unit from one side… spective model.
Domestic hot water tank NOTICE. integration If the ventilation and domestic hot water mod- ule is operated with a “Compact” air/water heat pump, position the ventilation and domestic hot WARNING! water module f lu sh with either the right or Qualified personnel only may integrate left-hand side of the “Compact”...
INTEGRATION IN A KHZ-LW Install a connection hose to the shut-off device and connect the 90° elbow of this connection hose with At the rear of the unit, install the 90° elbow of the domestic hot water outlet (flow) of the heat a connecting hose to the heating return of the pump…...
Installation of the EXTRACT AIR INTEGRATION (KHZ-LW ONLY …) ventilation duct Proceed as follows: First, insert the connecting sleeves supplied with the KHZ-LW … in the opening provided in the ATTENTION intake cover also included with the KHZ-LW … Install the unit only according to the specifica- tions of the ventilation project planning.
Electrical connections Connect the connection for extracted air at the ventilation and domestic hot water module with the connecting sleeve at the intake duct via the flexible The following applies to all work to be performed: pipe supplied with the KHZ-LW … DANGER! To do this, push the flexible pipe over the Danger of fatal injury due to electric...
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Push the cables through the cable duct in the heat pump in the direction of the electrical switch cabinet (LWC) … Undo the quick-release screws on the front panel of the heat pump, remove front panel and put it down in a safe place…...
Control unit of the Connect the external current anode monitoring cable and sensor cable for the domestic hot water ventilation and domestic tank of the ventilation and domestic hot water hot water module module to the system circuit board of the heating and heat pump controller in accordance with the terminal diagram of the ventilation and domestic You can set the various parameters for controlling the...
Flushing, filling and Insulating the bleeding the system hydraulic connections Insulate the hydraulic connections and pipes at the ATTENTION domestic hot water tank of the ventilation and domestic The system must be absolutely free from air be- hot water module. fore commissioning. NOTICE.
Commissioning Dismantling Proceed as follows: DANGER! Ensure that the air ducting has been installed Danger of fatal injury due to electric according to this operating manual and the current! ventilation project planning… Electrical connections may be worked on only by qualified electricians. Ensure that all filters in the ventilation and domestic Before opening the unit, disconnect the hot water module and in the air ducting are clean,...
Technical data / scope of delivery Unit designation Installation location Inside ı Outside • Applicable ı — Not applicable Conformity Limits of application See heat pump General unit data Dimensions See dimensional drawing Weight (total) Ventilation module Air volume flow minimum/maximum m³/h / m³/h Maximum air volume flow at 100 Pa external compression m³/h...
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VT… 300 VT… 400 • ı — • ı — • • 50 ı 300 70 ı 400 • • • • 6 ı 114 18 ı 350 813302b 813303b We reserve the right to modify technical specifications without prior notice. 83030600bUK –...
VenTower Dimensional drawings 1908 1860 1334 Legende: DE819383 Alle Maße in mm. Vorderan- Pos. Bezeichnung sicht Draufsicht Warmwasser DIN EN 10226 R1“ AG Rückansicht Heizungsvorlauf DIN ISO 228 G1“ AG Zuluft Muffe Ø160 Zirkulation DIN EN 10226 R3/4“ AG Fortluft Nippel Ø160 Heizungsrücklauf DIN ISO 228 G1“...
Installation plan VenTower >750 Legende: 819384 Technische Änderungen vorbehalten. Alle Maße in mm. Oberkante Fertigfussboden 20mm Abstand zum nächsten Objekt. Schraffierte Fläche Freiraum für Servicezwecke Schnitt Einbau im Lichtschacht We reserve the right to modify technical specifications without prior notice. 83030600bUK –...
KHZ air/water Dimensional drawings 1910 1860 1778 1784 1334 1138 1132 Legende: 819330a Technische Änderungen vorbehalten. Alle Maße in mm. Pos. Bezeichnung Legend: UK819330a All dimensions in mm. Vorderansicht Manometer Heizkreis Item Designation Draufsicht Durchführungen für Elektro-/ Fühlerkabel Front view Manometer heating circuit Seitenansicht von rechts Kondensatschlauch Ø...
Installation plan version 1 KHZ air/water ≥600 ≥600 >2970 Legend: UK819329-1 All dimensions in mm. Bezeichnung Ä e t l ö ü f Item Designation Dim. e l l ß ö With finished wall thickness 240 to 320 1330 Zubehör: Luftkanal 700x700x1000 With finished wall thickness 320 to 400 1250 Bezeichnung...
KHZ air/water Installation plan version 2 ≥600 ≥600 >2970 Bezeichnung Legend: Ä UK819329-2 e t l ö All dimensions in mm. ü f e l l ß ö Item Designation Dim. Zubehör: Luftkanal 700x700x1000 With finished wall thickness 240 to 320 1330 Bezeichnung ß...
Installation plan version 3 KHZ air/water 1280 ≥600 ≥600 >3830 Bezeichnung Legend: UK819329-3 All dimensions in mm. Ä e t l ö ü f e l l ß ö Item Designation Dim. Zubehör: Luftkanalbogen 700x700x750 With finished wall thickness 240 to 320 Bezeichnung ß...
KHZ air/water Installation plan version 4 1280 ≥600 ≥600 >3830 Bezeichnung Legend: UK819329-4 All dimensions in mm. Ä e t l ö ü f Item Designation Dim. e l l ß ö With finished wall thickness 240 to 320 Zubehör: Luftkanalbogen 700x700x750 With finished wall thickness 320 to 400 Bezeichnung ß...
Installation plan version 5 KHZ air/water 2280 ≥600 ≥600 >4530 Bezeichnung Ä e t l ö ü f e l l ß ö Zubehör: Luftkanal 700x700x1000 Legend: UK819329-5 All dimensions in mm. Bezeichnung ß ö Item Designation Dim. Bei Fertigwandstärke 240 bis 320 Einbau über Erdgleiche: With finished wall thickness 240 to 320 Bei Fertigwandstärke 320 bis 400...
KHZ air/water Installation plan version 6 2280 ≥600 ≥600 >4530 Legend: UK819329-6 All dimensions in mm. Bezeichnung Ä e t l ö ü f Item Designation Dim. e l l ß ö With finished wall thickness 240 to 320 Zubehör: Luftkanal 700x700x1000 With finished wall thickness 320 to 400 Bezeichnung ß...
EC declaration of conformity The undersigned confirms that following designated device(s) designed marketed ful- fill the standardized EC directives, the EC safety standards and the product-specific EC standards. In the event of modification of the device(s) without our approval, this declaration shall become invalid. DESIGNATION OF THE DEVICE(S) Heat Pump Unit model...
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