Fuel System; Disassembly And Assembly Of Fuel System - Baudoulin 4M11G Maintenance Manual

Maintenance Manual of 4M11 Series Diesel Engine For Land Power Generators

4.7 Fuel System

4.7.1 Disassembly and Assembly of Fuel System

4.7.1.1 Exploded View for Assembly of Fuel System
Fuel injector return pipe
Filter
Low-pressure
fuel pipe
4.7.1.2 Fuel System Disassembly Procedures
①Disassemble the connecting pipelines and cables of fuel system from the vehicle.
②Disassemble the low pressure fuel pipe subassembly. Refer to 4.7.6.2 disassembling procedure of
low pressure fuel pipe for details.
③Disassemble the air pipe of smoke limiter.
④Disassemble the high pressure fuel pipe subassembly.
⑤Disassemble the filter subassembly.
⑥Disassemble the fuel injector subassembly. Refer to 4.7.4.2 disassembling procedure of fuel
injectors for details.
⑦Disassemble the upper cover plate of front wall cap. Refer to 4.3.3.2 disassembling procedure of
front wall cap for details.
⑧Disassemble the fuel injection pump subassembly. Refer to 4.7.2.2 disassembling procedure of
fuel injection pump for details.
High-pressure fuel pipe
Fuel injector
Fuel injection pump
Figure 4-50 Exploded View for Assembly of Fuel System
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