3
If all turbochargers are defective, isolate the defective turbochargers from the scavenge
air system.
NOTE:
This step is applicable for an engine with one, two, or three turbochargers, and
none of the turbochargers are serviceable.
3.1
Lock the rotor of the defective turbochargers (refer to the turbocharger manual).
3.2
Remove the expansion joint (005,
turbochargers air outlet and the diffusor.
3.3
Install the covers 94653C (001).
NOTE:
You only have to install the covers (001), if the turbochargers are
connected to a suction duct.
3.4
Open the covers (003 and 004) on the scavenge air receiver.
3.5
Set to ON the auxiliary blowers.
Fig 10-10
All turbochargers are defective (example)
Legend
001
Cover 94653C
004
Cover
002
Cover 94653D
005
Expansion joint
003
Cover
006
Turbocharger
4
Make sure that the air supply to the engine room is satisfactory.
5
Make sure that the oil supply pressure to the serviceable turbochargers is satisfactory.
6
Start the engine with the given limits, refer to section
8.3 Start the engine - general
.
CLOSE UP
•
None
X72-B
AA00-6500-00AAA-662A-A
Operation Manual
Temporary isolate a defective turbocharger
Winterthur Gas & Diesel Ltd.
- 446 -
Issue 003 2021-12