Page 109 - CTS - Mechanic Diesel - TP

MECHANIC DIESEL - CITS

EXERCISE 5.4: Remove and replace the fuel filter and

bleed the system

Objectives

At the end of this exercise you shall be able to
• dismantle and replace filter element
• bleed the fuel system.

Requirements

Tools/Instruments Materials/Components
• Trainee’s tool kit - 1 No. • Kerosene - as reqd.
Equipments/Machines • Diesel - as reqd.
• Soap oil - as reqd.
• Multicylinder diesel engine - 1 No. • Cotton cloth - as reqd.
• Air compressor - 1 No. • Gasket - as reqd.
• Filter element - as reqd.

Procedure

TASK 1: Dismantle and replace the filter

1 Disconnect fuel lines from the filter.
2 Drain fuel, dirt and water from the filter housing by opening the drain plug (1) (Fig 1).

Fig 1

3 Loosen the centre stud bolt (2) located at the top of the assembly.

4 Remove the top cover (7)
5 Remove the used elements (5) from the filter housing (6). Discard the element.
6 Wipe the inside of the filter housing.
7 Clean fuel residue and other deposits. Use kerosene/diesel for cleaning the housing.

8 Place a new gasket (4) on the centre stud bolt.
9 Place a new gasket (3) in the filter cover assembly.

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