Maintenance
8135−1/A1
Winterthur Gas & Diesel Ltd.
1/ 1
Exhaust Waste Gate (Low-load Tuning)
1. General
The Low-load Tuning (LLT) uses a specially designed turbocharger system and
specified engine parameters. These parameters are related to fuel injection and
exhaust valve control and get the best decreased part-load BSFC in LLT.
For more data about the exhaust waste gate and LLT, see the Operation Manual
8135−1.
2. Maintenance
Special maintenance of the butterfly valve (3, Fig. 1) is not necessary. For a general
inspection, refer to the instructions in the documentation of the manufacturer.
To do a function check, refer to 8135−1 in the Operation Manual and the Maintenance
Schedule 0380−1, Exhaust Waste Gate (LLT).
WCH02239
3
6
4
7
5
8
2
1
Fig. 1: Exhaust Waste Gate
1 Exhaust manifold 5 Cardan rod
2 Exhaust by-pass line 6 Control actuator
3 Butterfly valve 7 Solenoid valve
4 Orifice 8 Air spring air pipe
2015
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