PROCEDURE
1 Stop the engine.
2 If not all turbochargers are defective, isolate the defective turbocharger from the exhaust
gas system and from the scavenge air system.
NOTE: This step is only applicable for an engine with more than one turbocharger,
and if one ore two turbochargers are serviceable.
2.1 Lock the rotor of the defective turbocharger (refer to the turbocharger manual).
2.2 Remove the expansion joint (007, Figure 10-10) between the defective
turbocharger and the exhaust gas manifold.
2.3 Install the covers 94653A and 94653B (001 and 002).
2.4 Remove the expansion joint (005) between the defective turbocharger air outlet
and the diffusor.
2.5 Install the covers 94653C and 94653D (003 and 004).
NOTE: You only have to install the covers (003), if the turbochargers are
connected to a suction duct.
Fig 10-10 Not all turbochargers are defective (example)
Legend
001 Cover 94653A 005 Expansion joint
002 Cover 94653B 006 Turbocharger
003 Cover 94653C 007 Expansion joint
004 Cover 94653D
X92DF
AA00-6500-00AAA-662A-A
Operation Manual Temporary isolate a defective turbocharger
Winterthur Gas & Diesel Ltd.
- 563 - Issue 002 2020-08
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