Contents Contents Safety ..............3 Action-related warnings ......... 3 Intended use ............3 General safety information ........3 Regulations (directives, laws, standards) ....4 Notes on the documentation ......5 Observing other applicable documents ....5 Storing documents..........5 Validity of the instructions ........5 Product description..........
▶ Proceed in accordance with current tech- for which it is not intended. nology. ▶ Observe all applicable directives, stand- Vaillant electronicVED electric instantan- ards, laws and other regulations. eous water heaters must only be used to heat up drinking water.
1 Safety 1.3.4 Risk of death from electric shock Regulations (directives, laws, from live lines and connections standards) ▶ Observe the national regulations, stand- The drinking water that is used must demon- strate a specific resistance of ≥ 900 Ω at ards, guidelines and laws.
Notes on the documentation 2 Notes on the documentation Function The product heats up drinking water via a bare wire in the Observing other applicable documents heating block using the flow-through principle. ▶ You must observe all the operating and installation in- The drinking water can be drawn from several draw-off structions included with the system components.
4 Set-up Set-up Installing the product on the wall 4.4.1 Product and connection dimensions Checking the scope of delivery ▶ Check that the scope of delivery is complete. Quantity Description electronicVED electric instantaneous water heater Operating instructions and installation in- structions Bag containing fixing material (2 bolts, 2 rawl plugs, 3 seals, 1 special fixing screw)
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Set-up 4 4.4.2 Removing the product casing Use rawl plugs and screws to secure the installation plate (1) to the fixing points (2). Danger! Risk of electric shock caused by penetrat- Grip the two straps (1) on the panel (2). ing water Splay the two straps (pull them away from the product).
5 Installation To simplify installing the water connection, the bottom section of product frame can be folded up (1). – Do not remove the folding frame. Fit the product (2) to the retaining screw (1) on the in- stallation plate. Use the adjustment spindle (4) to adjust the product.
Installation 5 5.2.1 Carrying out the top electrical connection Caution. Risk of damage due to pipes being blocked by foreign bodies in the water A water filter that stops foreign bodies en- tering the product must be fitted to the cold water flow.
6 Start-up 5.2.3 Installing an optional load-shedding relay If required, a load-shedding relay that conforms with current standards can be connected to the product. The role of the relay is to switch off other power consumers while hot water is being drawn off via the product so that the house installa- tion is not overloaded.
Handing over to the operator 7 Handing over to the operator Checking the system's functionality Provide the operator with all relevant instructions and unit documentation for safe-keeping. Go through the operating instructions with the operator . Answer any questions they may have. Draw special attention to the safety instructions which the operator must follow.
ناونعلا لالخ نم انب ةصاخلا ءالمعلا ةمدخب لاصتالا تانايب دجت product. تنرتنإلا عقوم ىلع وأ ةيفلخلا ةحفصلا لفسأب حضوملا www.vaillant.com. 10 Inspection and maintenance ▶ Carry out a function check and visual inspection of the product every three years.
Technical data 13 13 Technical data Unit E 18/7 INT II E 21/7 INT II E 24/7 INT II E 27/7 INT II — For supplying One or more draw-off points — Design Product for wall-mounting — Equipment Bare wire heating coil Capacity Width Height...