GENERAL EMA -15
Sympto
m
Suspec
tarea
Remedy
Low oil pressure Repair or replace as required.
Excess
ive connecting rod bearing
cleara
nce .
Inspec
t the following components
andrep
air as required :
• The con
necting rod bear ings.
• The con
necting rods.
• The cra
nkshaft.
Engine noise under load.
Excessive crankshaft b earing clearance. Inspect the following components,
andrepair as required.
• The crankshaft bear ings.
• The crank shaft main journals.
• The cylinder block.
Hydrau
lically locke d c y lin der.
• Coolan
t/antifreeze in cylinder.
• Oil in c
ylinder.
• Fuel in c
ylinder.
1. Remove
spark plugs and check
for flu
id.
2. Inspec
t for broken head gasket.
3. Inspec
t for cracked engine block
or cyli
nder head.
4. Inspec
t for a sticking fuel injector
and/or
leaking fuel regulator.
Broken timing chain and/or timing chain
and/or timin g chain g e ars.
1. Inspect timing chain and gears.
2. Repair as required.
Materi
al in cylinde r.
• Broken
valve
• Piston
material
• Foreig
n m aterial
1. Inspec
t cylinder for damaged
compon
ents and/or foreign materials.
2. Repair
or replace as required.
Seized cranksha ft or conne cting
rod bearings.
1. Inspect crankshaft and connecting
rod bear ing.
2. Repair as required.
Bent or
broken connecting rod.
1. Inspec
t connecting rods.
2. Repair
as required.
Engine
will not
crank-
crankshaft will not
rotate
.
Broken crankshaft. 1. Inspect crankshaft.
2. Repair as required.
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