Troubleshooting Symptoms Charts
B3.9 and B5.9 Series Engines
Section TS - Troubleshooting Symptoms
Fuel or Lubricating Oil Leaking From Exhaust Manifold
This is symptom tree T093.
Review the engine operating instructions in
Section 1 in the Operations and Maintenance
Engine is operating for extended periods under
Manual, B Series Engines, Bulletin No.
light- or no-load conditions (slobbering)
Check the intake and exhaust systems for
restrictions. Inspect the intake air filter and
ntake and exhaust system restricted
replace as necessary. Refer to Procedure
010-031 or 011-009.
Check or replace the injector. Refer to Proce-
njector needle valve sticking
Remove the turbocharger drain line and, check
urbocharger drain line is restricted
for restriction. Clean or replace the drain line.
urbocharger oil seal is leaking
turbine seals. Refer to Procedure 010-040 or
Check for excessive blowby. Refer to Proce-
orn piston rings
Put the engine at top dead center. Check and
uel injection pump timing is not correct
adjust the fuel timing. Refer to Procedure