301
INJECTION
CHECKING THE AIR SUPPLY CIRCUIT
Tool.
[1] Manual vacuum pump : FACOM DA 16
IMPERATIVE: Respect the safety and cleanliness requirements.
Vacuum pump.
Connect the tool [1] on the vacuum pump (1).
Start the engine.
Pressure should be 0.8 bar at 780 rpm.
Boost pressure regulator electrovalve.
Connect the tool [1] between the electrovalve (2) and the valve (3) of the boost pressure regulator.
Compare readings with the values in the table below.
Engine speed (rpm) Pressure (bar)
780 0,6
4000 0,25
Pressure regulator valve.
Connect the tool [1] on the valve (3).
Appy a pressure of 0.5 bar to activate the rod "a".
Rod "a" should move 12 mm.
B1HP12FD
Engines: RHY - RHZ
XSARA PICASSO
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