Page 105 - CTS - Mechanic Diesel - TP

MECHANIC DIESEL - CITS

EXERCISE 5.2: Servicing the fuel tank and fuel lines

Objectives

At the end of this exercise you shall be able to
• remove and clean the fuel tank
• remounting the fuel tank
• replace banjo bolts and washers.

Requirements

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

Job sequence

TASK 1: Servicing fuel tank and remounting of fuel tank
1 Disconnect the mounting of fuel tank and drain the fuel from the Fig 1
tank (1) (Fig 1)

2 Disconnect suction line (2) and overflow line (5) and injector
leak off pipe.
3 Remove fuel tank from the vehicle.

4 Clean outside and inside of the fuel tank with diesel and wash it
with water pressure.
5 Remove the fuel cock (3) from tank and clean it along with
strainer (6) for free passage of fuel from tank.
6 Dry tank with air pressure.
7 Ensure that the vent hole of the fuel tank cap (4) is open.

TASK 2: Remounting of fuel tank
1 Refit the fuel cock (3) along with the strainer.
2 Place the fuel tank on vehicle and fit it.
3 Connect the pipe lines with fuel tank

4 Fill the tank with fuel.

TASK 3: Servicing fuel lines
1 Park vehicle on the plain ground.
2 Check visually the following fuel line connections for leakages, cracks and deterioration or damage (Fig 1).
• Fuel tank all soldering edges (1).
• Fuel feed line (2)
• Fuel filter connection inlet (3) and outlet pipes (4).

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