Start Up; Troubleshooting - Vaillant climaVAIR V 10-025 NW Manual

12 Preparation for Use

12.3 Start Up

Fig. 12.5 Filling the installation.
Legend
1 Two-way valve
2 Actuation faucet
• Open the two-way valve by twisting the rod 90º
anticlockwise and close it after 6 seconds. The
installation will be filled with coolant.
• Check the installation again for tightness:
• If there are leaks see section 12.4.
• If there are no leaks, continue.
• Remove the combined meter with the joining hoses
and faucets.
• Open the two and three-way valves by twisting the rod
anticlockwise as far as it will go.
Fig. 12.6 Opening of the two and three-way valves.
Legend
1 Two-way valve
2 Three-way valve
3 Actuation faucets
22
• Cover the two and three-way valves with the
corresponding protective covers.
Fig. 12.7 Protective covers.
Legend
1 Service hole lid
2 Two and three-way valve covers
• Connect the unit and run it for a few
moments checking that it carries out its functions
correctly (for more information see the user manual).

12.4 Troubleshooting

If the event of a gas leak, proceed as follows:
• Purge the installation removing the coolant by pumping.
- You need a suction pump and a recycling bottle.
Warning!
Never dump coolant into the
environment! Coolant is a harmful product for
the environment.
• Check the flaring joins.
• Repair the leak, replace indoor and outdoor parts
which are not tight.
• Fill the unit with the correct amount of coolant using
coolant scales.
• Proceed to check for leakage as described above.
Split Type Installation Manual