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Air/Water Heat Pumps Indoor installation Operating Manual LW 140(L) –LW 310(L) 83054400dUK – Translation into English of the original German operating manual...
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.
Intended use Safety and Security The unit may be used only for the intended purpose. The unit is operationally safe when used for the intend- That means: ed purpose. The construction and design of the unit con- form to the state of the art, all relevant DIN/VDE regu- •...
Customer Services ATTENTION For safety reasons: Never disconnect the unit from the power sup- For technical information please contact a qualified tech- ply, unless the unit is being opened. nician or the manufacturer's local partner. For a current list and additional partners of the manufac- turer, please: ATTENTION Install the heat pump only indoors and operate...
Operating principle of heat Heat quantity recording pumps In addition to the proof of the unit's efficiency, EEWaer- meGalso meets the demand for a heat quantity recording Heat pumps operate on the principle of a refrigerator: (hereafter refered to as HQR). The HQR is mandato- the same technology, only with the opposite effect.
Care of the unit CLEANING AND RINSING OF UNIT COMPONENTS The outer surfacesof theunit can be cleaned with a damp WARNING! cloth and household cleaning products. Unit components may be cleaned and rinsed only by customer service personnel Do not use cleaning or care products that contain abra- authorized by the manufacturer.
Scope of delivery Proceed as follows: Inspect delivery for outwardly visible signs of damage. Example of scope of delivery: Check to make sure that delivery is complete. View 1: Any defects or incorrect deliveries must be claimed immediately. NOTICE. Note the model. Check the air blow-out direc- tion of the unit.
SOUND NOTE. The following sound pressure levels are cal- The noise emission from the heat pumps must be taken into account in the respective installation plans for air / culated values. Other constellations, adjoin- ing other buildings or even reflecting surfaces water heat pumps.
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In case of different, not equally loud units, the level in- The directivity factor Q for the different installation var- crease is read off the following diagram: iants: Q = 4 Level difference in dB Example: If the level difference between two unequal sound sources is 5 dB, the level increase is an addition- al 1.2 dB.
INSTALLATION LOCATION ATTENTION Never use components and hydraulic connec- tions on the unit for purposes of transport. CAUTION. Install the unit only indoors. ATTENTION The installation area must be frost-free and dry. It must Do not damage the hydraulic connections under meet the requirements of DIN EN 378.
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Lift the unit on the pipes with at least four people Pull lower facing panel upwards and outwards, de- and carry it to its final installation location… tach and set securely to the side… Put the unit in its final installation location. Make sure that the frame of the unit is in full contact with the underlying surface…...
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At the fan, thread the two guide rods supplied through the metal tab and fan… Pull lower facing panel upwards and outwards, de- tach and set securely to the side… Then, on both sides, hook the guide rods in the key- hole slot pattern of the upper metal tab inside the unit…...
MOUNTING THE AIR DUCTS Push the screws M12 x 40 (2x) supplied through the fan and the top metal tab and secure with nuts M12… NOTICE. Note the air blow-out direction of the unit. – Units with the abbreviation L in the model desig- nation blow the air out to the left (when viewed from the control side).
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Affix an additional part as illustrated... Install the wall duct in the masonry from the house exterior. This can either be done during the construction phase (by means of sealing)... NOTICE. Mount the wall ducts 1 cm above the finished outer facade.
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AIR DUCTS ASSEMBLY NOTICE. After the other end of the air duct has been se- Remove the parts necessary for the assembly of the cured to the heat pump, close the opening be- air duct(s) from their respective boxes... tween the wall duct and the air duct using the bentonite waterstop tape included with delivery.
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NOTICE. From the outside of the house inwards, insert the assembly frame into the wall duct on the air intake Secure the air ducts to the cover using appropri- side and secure with screws... ate measures. SCREEN FRAME ASSEMBLY Screw the screen frame to the wall ducts on both the air intake and output sides.
INSTALLATION / CONNECTION TO HEATING CIRCUIT NOTICE. During installation of the shut-off devices, the liquefier of the heat pump can be rinsed, if nec- ATTENTION essary. Connect the unit to the heating circuit accord- ing to the hydraulic diagram for the respective Connect the unit to the pipes of the heating cir- model.
Pressure relief Circulating pumps Equip the heating circuit in accordance with local stand- ATTENTION ards and directives with a safety valve and an expansion tank. Always note the model. Do not use regulated circulating pumps. Also install filling and emptying devices, shut-off devices Circulating pumps and domestic hot water circu- and non-return valves in the heating circuit.
Electrical connections Lead 230 V power cable, power cable for circulat- ing pumps and cable for external temperature sen- sor through the rubber sockets on the facing panel Observe the following when performing all work: in the unit… DANGER! • Danger of fatal injury due to electric cur- Cut out the rubber sockets on the facing panel…...
experience has shown that the safest and most trouble- NOTICE. free running of the systems is achieved with so-called The control element of the heat and heat pump low-salt operation. regulator can be connection with a computer VDI 2035 Part I gives important information and or network using an network cable designed recommendations regarding scaling and its prevention in for such pruposes, thus allowing the heating and...
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and in addition, fur cannot form in the boiler. This is the WATER SOFTENING TO VDI 2035 – PART I ideal approach for closed heating circuits, in particular, If the water is softened before the heating is filled, in because low oxygen input into the heating circuit can accordance with the VDI 2035 guidelines, no scale also be tolerated.
Insulating the hydraulic 4 hooks are located on the back side of the control el- ement and can be used to hang the control element on connections the front facade of the unit: Insulate the vibration decouplers and the pipes of the heating circuit.
Installation and removal of the Stick the heating and heat pump regulator's control screen cable into the right bushing on the bottom of the control element… INSTALLING THE SCREEN NOTICE. The screen is provided at the time of delivery so that the control element may be inserted in the upper recesses of the front facade.
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REMOVING THE SCREEN Beginning first on one side and moving upwards, lock the screen's snap-in lugs in place in the slots In order to remove the screen, the snap-in lugs provided on the front of the facade… must first be loosened by pressing one side completely toward the middle of the screen.
Commissioning Set the overflow valve REMARQUE DANGER! The activities in this section are only necessary The unit may be commissioned only with for in-line tank integration. the air ducts and weather grille or rain Complete the worksteps quickly, otherwise the guard installed and with the covers closed.
Dismantling Within Germany and Austria: Send completion report for heat pump systems and general checklist to the manufacturer’s factory DANGER! customer service department… Danger of fatal injury due to electric cur- In other countries: rent! Send completion report for heat pump systems Electrical connections may be installed and general checklist to the manufacturer’s local only by qualified electricians.
LW 140 – LW 180 Dimensional drawings 4x M8 1780 1620 1578 4x M8 1620 1578 Legend: UK819355b All dimensions in mm. Legende: D819355b Technische Änderungen vorbehalten. Front view Alle Maße in mm. Side view from left Vorderansicht Side view from right Seitenasicht von links Rear view Seitenansicht von rechts...
Dimensional drawings LW 140L – LW 180L 4x M8 1780 1620 1578 4x M8 1620 1578 Legend: UK819356a All dimensions in mm. Legende: D819356a Technische Änderungen vorbehalten. Front view Alle Maße in mm. Side view from left Vorderansicht Side view from right Seitenasicht von links Rear view Seitenansicht von rechts...
LW 140(L) – LW 180(L) Installation plan version 1 1020 ≥800 ≥800 > 2965 Item Designation Dim. Legende: UK819336b-1 With finished wall thickness 240 to 320 2340 All dimensions in mm. With finished wall thickness 320 to 400 2260 With finished wall thickness 240 to 320 With finished wall thickness 320 to 400 Item Designation...
Installation plan version 2 LW 140(L) – LW 180(L) 1020 ≥800 ≥800 > 2925 Dim. Item Designation Legende: UK819336b-2 With finished wall thickness 240 to 320 2340 All dimensions in mm. With finished wall thickness 320 to 400 2260 With finished wall thickness 240 to 320 With finished wall thickness 320 to 400 Item Designation Version 2...
LW 140(L) – LW 180(L) Installation plan version 3 2023 1020 1020 ≥800 ≥800 >3430 Item Designation Dim. Legende: UK819336b-3 With finished wall thickness 240 to 320 All dimensions in mm. With finished wall thickness 320 to 400 Item Designation Version 3 Accessory: wall duct 1000x1000x420 Top edge of finished floor...
Installation plan version 4 LW 140(L) – LW 180(L) 3023 1020 1020 ≥800 ≥800 > 4430 Item Designation Dim. Legende: UK819336b-4 With finished wall thickness 240 to 320 All dimensions in mm. With finished wall thickness 320 to 400 Item Designation Version 4 Accessory: wall duct 1000x1000x420 Top edge of finished floor...
LW 251 – LW 310 Dimensional drawings 4x M8 1887 1763 1718 4x M8 1763 1718 Legend: UK819357b All dimensions in mm. Legende: D819357b Technische Änderungen vorbehalten. Front view Alle Maße in mm. Side view from left Vorderansicht Side view from right Seitenasicht von links Rear view Seitenansicht von rechts...
Dimensional drawings LW 251L – LW 310L 4x M8 1887 1763 1718 4x M8 1763 1718 Legende: D819358b Technische Änderungen vorbehalten. Legend: UK819358b Alle Maße in mm. All dimensions in mm. Vorderansicht Front view Seitenasicht von links Side view from left Seitenansicht von rechts Rückansicht Side view from right...
LW 251(L) – LW 310(L) Installation plan version 1 1020 ≥800 ≥800 > 2965 Legende: 819337 Pos. Bezeichnung Technische Änderungen vorbehalten. Zubehör: Wanddurchführung 1000x1000x420 Alle Maße in mm. Zubehör: Luftkanal 900x900x1000 Zubehör: Luftkanalbogen 900x1050x1450 Legend: UK819337a-1 All dimensions in mm. Pos.
Installation plan version 2 LW 251(L) – LW 310(L) 1020 ≥800 ≥800 > 2965 Legende: 819337 Pos. Bezeichnung Technische Änderungen vorbehalten. Zubehör: Wanddurchführung 1000x1000x420 Legend: UK819337a-2 All dimensions in mm. Alle Maße in mm. Zubehör: Luftkanal 900x900x1000 Item Designation Zubehör: Luftkanalbogen 900x1050x1450 Dim.
LW 251(L) – LW 310(L) Installation plan version 3 2023 1020 1020 ≥800 ≥800 >3430 Legende: 819337 Pos. Bezeichnung Technische Änderungen vorbehalten. Zubehör: Wanddurchführung 1000x1000x420 Legend: UK819337a-3 All dimensions in mm. Alle Maße in mm. Zubehör: Luftkanalbogen 900x1050x1450 Einbau über Erdgleiche: Item Designation Dim.
Installation plan version 4 LW 251(L) – LW 310(L) 3023 1020 1020 ≥800 ≥800 > 4430 Legend: UK819337a-4 All dimensions in mm. Legende: 819337 Pos. Bezeichnung Item Designation Dim. Technische Änderungen vorbehalten. Zubehör: Wanddurchführung 1000x1000x420 Alle Maße in mm. Zubehör: Luftkanal 900x900x1000 With finished wall thickness 240 to 320 Zubehör: Luftkanalbogen 900x1050x1450 With finished wall thickness 320 to 400...
LW 140(L) – LW 251(L) Row tank Subject to change without notice | 83054400dUK – Translation into English of the original German operating manual | ait-deutschland GmbH...
Separate buffer tank LW 140(L) – LW 251(L) Subject to change without notice | 83054400dUK – Translation into English of the original German operating manual | ait-deutschland GmbH...
LW 310(L) Row tank Subject to change without notice | 83054400dUK – Translation into English of the original German operating manual | ait-deutschland GmbH...
Separate buffer tank LW 310(L) Subject to change without notice | 83054400dUK – Translation into English of the original German operating manual | ait-deutschland GmbH...
LW 140(L) – LW 251(L) Terminal diagram 3~N/PE/400V/50Hz 3~N/PE/400V/50Hz 3~N/PE/400V/50Hz 1~N/PE/230V/50Hz B10 A ZW2/SST Subject to change without notice | 83054400dUK – Translation into English of the original German operating manual | ait-deutschland GmbH...
Terminal diagram LW 310(L) 3~N/PE/400V/50Hz 3~N/PE/400V/50Hz 3~PE/400V/50Hz 1~N/PE/230V/50Hz B10 A ZW2/SST Subject to change without notice | 83054400dUK – Translation into English of the original German operating manual | ait-deutschland GmbH...
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LW 140(L) Circuit diagram 1/3 +10V +24V Subject to change without notice | 83054400dUK – Translation into English of the original German operating manual | ait-deutschland GmbH...
Circuit diagram 2/3 LW 140(L) Subject to change without notice | 83054400dUK – Translation into English of the original German operating manual | ait-deutschland GmbH...
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LW 140(L) Circuit diagram 3/3 Subject to change without notice | 83054400dUK – Translation into English of the original German operating manual | ait-deutschland GmbH...
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Circuit diagram 1/3 LW 180(L) +10V +24V Subject to change without notice | 83054400dUK – Translation into English of the original German operating manual | ait-deutschland GmbH...
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LW 180(L) Circuit diagram 2/3 Subject to change without notice | 83054400dUK – Translation into English of the original German operating manual | ait-deutschland GmbH...
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Circuit diagram 3/3 LW 180(L) Subject to change without notice | 83054400dUK – Translation into English of the original German operating manual | ait-deutschland GmbH...
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LW 251(L) Circuit diagram 1/3 +10V +24V Subject to change without notice | 83054400dUK – Translation into English of the original German operating manual | ait-deutschland GmbH...
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Circuit diagram 2/3 LW 251(L) Subject to change without notice | 83054400dUK – Translation into English of the original German operating manual | ait-deutschland GmbH...
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LW 251(L) Circuit diagram 3/3 Subject to change without notice | 83054400dUK – Translation into English of the original German operating manual | ait-deutschland GmbH...
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Circuit diagram 1/3 LW 310(L) Subject to change without notice | 83054400dUK – Translation into English of the original German operating manual | ait-deutschland GmbH...
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LW 310(L) Circuit diagram 2/3 Subject to change without notice | 83054400dUK – Translation into English of the original German operating manual | ait-deutschland GmbH...
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Circuit diagram 3/3 LW 310(L) Subject to change without notice | 83054400dUK – Translation into English of the original German operating manual | ait-deutschland GmbH...
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Subject to change without notice | 83054400dUK – Translation into English of the original German operating manual | ait-deutschland GmbH...
EC Declaration of Conformity in accordance with the EC Machinery Directive 2006/42/EC, Annex II A The undersigned confirms that the following designated device(s) as designed and marketed by us fulfill 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.
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GmbH Industriestraße 3 D-95359 Kasendorf E info@alpha-innotec.de W www.alpha-innotec.de alpha innotec – an ait-deutschland GmbH brand...
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