259
INJECTION
CHECKS: LOW PRESSURE FUEL SUPPLY CIRCUIT
Engines: 8HX - 8HW
Tools.
[1] Ø 10 mm low pressure connector : 4215-T.
[2] Pressure gauge for testing boost pressure : 4073-T.A Tool kit 4073-T
IMPERATIVE: Respect the safety and cleanliness specific to high pressure diesel
injection engines.
Link tools [1] and [2] in series between the fuel high pressure pump and the fuel filter.
ESSENTIAL: Check that the tool [2] is clean.
Check the negative pressure according to the table below:
Vacuum Observations
10 ±5 cmHg Engine driven by the starter motor
20 ±5 cmHg
60 ±5 cmHg
Engine running under full load
Supply circuit obstructed
(full tank
strainer, piping, fuel filter)
.
B1BP2NWC
C2 - C3
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