ap4900a4950la

Exhaust system - inspect leaktightness and condition

Type ap · topic 49.00 · version 0100 · 2007-02-16

Applies to: ENGINE 904.925 in MODEL 8AB390.053 /054 ENGINE 904.965 in MODEL 8AB390.053 /054

Where it sits

Function group 1 Engine › 49 Exhaust system, exhaust gas cleaning › 49.00 General — Series 390 (models 053, 054) · Series 904 (models 925, 965)

EinPAS 15 Engine › 15.40 Exhaust system/exhaust aftertreatment › 15.40.1 Basic information — Series 390 (models 053, 054) · Series 904 (models 925, 965)

AP49.00-A-4950LA

Exhaust system - inspect leaktightness and condition

5.2.07

ENGINE 904.925 in MODEL 8AB390.053 /054

ENGINE 904.965 in MODEL 8AB390.053 /054

Checking

Danger!

Risk of accident caused by vehicle starting off by itself when engine is running. Risk of injury caused by contusions and burns during starting procedure or when working near the engine as it is running

Secure vehicle to prevent it from moving by itself.
Wear closed and snug-fitting work clothes.
Do not touch hot or rotating parts.

AS00.00-Z-0005-01A

Danger!

Risk of injury to skin and eyes caused by handling hot or glowing objects.

Wear safety gloves, protective clothing and safety glasses, if necessary.

AS00.00-Z-0002-01A

1

Remove panels on exhaust system if installed

2

Check complete exhaust system for external damage

3

Inspect condition and proper installation of metal hoses, pipe clamps and exhaust hanger mounts

4

Check assembly slot on pipe connections for traces of soot and check for adequate coverage

5

Start engine and allow to idle

6

Close off exhaust end pipe to increase the exhaust gas pressure using suitable stop plugs

7

Check exhaust system at pipe and flange connections for escaping exhaust gas

In the case of leakage of the exhaust system:

Retighten pipe or flange connections or replace defective parts of exhaust system

- subject to separate repair order.

8

Turn off engine

9

Mount panels on exhaust system if installed

Referenced documents