0020238424_04 Betacom 4 Installation and maintenance instructions 39
2. Remove the volume flow sensor (1).
3. Install the new volume flow sensor.
4. Plug in the plug.
13.6.11 Replace the pressure sensor
1. Pull out the plug.
2. Remove the clip (1).
3. Remove the pressure sensor (2).
4. Install the new pressure sensor.
5. Reattach the clip
(1).
13.7 Checking the product for leak-tightness
▶ Check that the product is leak-tight. (→ Page 29)
14 Decommissioning the product
▶ Decommission the product.
▶
Disconnect the product from the power grid.
▶ Close the gas stopcock.
▶ Close the cold-water stopcock.
▶ Drain the product. (→ Page 35)
15 Recycling and disposal
Disposing of the packaging
▶ Dispose of the packaging correctly.
▶ Observe all relevant regulations.
▶ For detailed information refer to www.vaillant.co.uk.
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