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5.10.5 Inspecting Exhaust System
The exhaust system consists of two main canisters for exhaust treatment. Between the two exhaust canisters is a tube with
a dosing module (DM) for diesel exhaust fluid (DEF).
CAUTION
The engine exhaust stack may be hot. To avoid burns, do NOT touch the exhaust canister while the engine is running.
Allow the exhaust stack to cool before attempting to service it.
The exhaust system requires no regular maintenance, but it should be inspected periodically as follows:
1. Open the hood. For instructions, refer to
IMPORTANT:
Ensure the exhaust system is secure to eliminate vibration.
2. Check the following:
a.
Exhaust canisters (A) and bellow tube (B) for dents,
cracks, and wear.
b. Straps (C) for tightness.
c.
U-bolt (D) and band clamps (E) for breakage, cracks,
and rust.
IMPORTANT:
Damaged exhaust piping, clamps, or components can
lead to exhaust leaks and engine derate.
215922
MAINTENANCE AND SERVICING
5.3.1 Opening Hood, page
Figure 5.98: Exhaust System
297
239.
B
A
C C
D
E
C C
A
E
E
Revision A
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Troubleshooting
