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Home >> BMW >> 2013 >> 740Lxi >> Repair and Diagnosis >> External Pages >> Different car >> Section 465 (Heating And Air Conditioning - Repair) >> Air Conditioning System >> 64 50 010 Drawing off, evacuating and filling heating and air conditioning system (R134a) >> Notes

64 50 010 Drawing off, evacuating and filling heating and air conditioning system (R134a): Notes

WARNING: This page is about a different car, the 2011 BMW 750xi, 2011 BMW 750Lxi, 2010 BMW 750xi, and 2010 BMW 750Lxi. However, it is still accessible from the selected car via links, so may be relevant.
WARNING: Only persons in possession of a professional certificate of competence for the maintenance and repair of heating and air conditioning systems  are authorized to carry out repair work on the refrigerant circuit. It must be available no later than 04 July 2010 (applies only to EU countries; follow country-specific regulations in non-EU countries).
Refrigerant circuit is under high  pressure!
  • If the protective caps on the filling valves are difficult to open, there is a danger of injury from leaking valve inserts.

Repair work may only be carried out on a depressurized  refrigerant circuit!
  • Before conducting repairs, check the actual pressure drop on the pressure gauge of the A/C service station.

Avoid contact with refrigerant and refrigerant oil.
IMPORTANT: Risk of damage!
Only BMW-approved R134a refrigerant may be used. (refer to OPERATING FLUIDS )
Restart engine only when the air conditioning system has been correctly filled.