Troubleshooting - Vaillant climaVAIR V 7-025NW Installation 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
Preparation for Use 12
EN 21