Work on systems with A3, A2L and B2L refrigerants
If the refrigerant circuit needs to be opened:
![](../assets/img/SmallWarningYellow.gif)
Explosion danger!
![](../assets/img/SmallWarningYellow.gif)
Explosion danger!
Do not braze or solder pipes!
- Loosen pipe fittings or cut to open the pipes.
- Avoid sparking.
If the refrigerant circuit needs to be opened:
Explosion danger!
Do not braze or solder pipes!