58
SECTION 3 - INDUSTRIAL APPLICATION
F32 SERIES
Base - April 2009 Prin t P2D 32F005 E
FAILURE POSSIBLE ROOT CAUSE
RECOMMENDED TESTS
OR REMEDY
NOTES
Anomalous engine fumes. Black or dark
grey fumes
Ignition pump spark lead is excessive. Correct the adjustment.
Thenozzles(orsomeofthem)arepar-
tially or totally obstructed.
Replace the injectors with a series or new
inject ors or, as an alternative, clean an d
recondition th e original ones u sing the
specific equipment.
Clogged or deteriorated air filter. Clean or replace the air filter.
Loss of compression with in the engine
due to:
worn or stuck snap rings;
worn cylinder barrel;
deteriorated or inc orrec t ly calibrated
valves.
Overhaul the engine or limit the inspec-
tion to the parts of interest.
Unsuitable injectors’ type, different ty pe
of injectors or inc orrec t ly c alibrated in jec-
tors.
Replace the injectors.
Incorrect ignition pipe internal diameter,
dented pipe ends due to repeated locking.
Check the conditions of the pipe ends or
pipe fittings and eventually replace the
pipes.
Blue, blue-grey and whitish grey fumes. E xc essive spark lead. Adjust the pump setting. Apply to FPT Technical Service
K.S.B. automatic cold spark lead device is
not malfunctioning.
Calibrate the ignition pipe or replace the
K.S.B. unit.
Apply to FPT Technical Service
Defective injectors. Replace the injectors.
Oil leakage from t he piston rings caused
by worn or stu ck rings or barrels worn
inside.
Overhaul the engine
Engine oil leaking through the intake valve
guides, due to worn guides or valve stems.
Recondition t he cy linder head.
Engine is too cold (thermostat is n ot
working or defective)
Replace the th ermost at.
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