Fig. 462: Connection Diagram, Vacuum Activation (N63)
Connection (1) Black to exhaust flaps.
Distribute element (2), vacuum pump/vacuum reservoir (4).
Vacuum line (3) black to vacuum pump.
Vacuu
Notes
WARNING: Scalding hazard!
Work on the cooling system may only be carried out when it has cooled
down.
NOTE: Clamp off coolant hoses on water valve.
Recycling
Coolant emerges when coolant lines are detached. Have a suitable collecting
container ready.
Catch and dispose of escaping coolant.
O
Notes
WARNING: Prior to each use of special tool 31 3 340 , it is essential
to read the
associated Owner's Handbook fully!
All the safety information and instructions contained in the Owner's
Handbook must be strictly observed!
Failure to observe these safety precautions and instructions increases