Group 170
Preventive Maintenance
41
Check Fuel Pipes and Lines
Note: For further information refer to literature in Func-
tion Group 2.
To complete a check of the fuel pipes and fuel lines
complete the following:
1
Check that the hose and pipe fittings for the fuel
lines don’t leak.
Exhaust Manifold
42
Check for Exhaust Leakage
Note: For further information refer to literature in Func-
tion Group 2.
Note: This check is also considered Noise Emissions
Control Maintenance, which is required maintenance for
any Volvo vehicle. For further information on Noise Emis-
sions refer to “Noise Emissions” page 6.
To perform a check of the exhaust system complete the
following:
1
Check the exhaust flex line for routing.
2
Ensure that nothing that is affected by heat is near
the exhaust flex line.
3
Check for signs of exhaust leaks.
4
Check for leaks on the exhaust ports on the cylinder
heads, at the intake and exhaust manifolds and
flanges.
5
Check for leaks on the jointing clamp for the exhaust
pipe.
71
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