Troubleshooting - Vaillant VAI 6-025 WN Installation Manual

12.4

Troubleshooting

If the event of a gas leak, proceed as follows:
• Recover the remaining refrigerant from the system.
- You will need the correct refrigerant recovery unit and
refrigerant reclaim cylinder to achieve this.
WARNING!
a
Never release refrigerant into the environment!
• Refrigerant R410A is a harmful product for the
environment.
• Check the flaring joins.
• Repair the leak, replace indoor and outdoor parts which
are the cause of the leak as necessary.
• Carry out the vacuum (section 12.2).
• Fill the unit with the correct weight of refrigerant using
accurate and calibrated electronic scales.
• Proceed to check for leakage as described above.
VAI 6 WN-I_EN - 06/14 - Vaillant
MAINTENANCE
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