Page 120 - CTS - Mechanic Diesel - TP
P. 120

MECHANIC DIESEL - CITS



           EXERCISE 5.8:   General maintenance of fuel injection

                                       pumps

            Objectives

           At the end of this exercise you shall be able to
           •  carry out maintenance of F.I.P.

            Requirements

           Tools/Instruments                                   Materials/Components
            •  Trainee’s tool kit          - 1 No.             •  Cleaning tray                   - as reqd.

            Equipments/Machines                                •  Cotton cloth                    - as reqd.
                                                               •  Soap oil                        - as reqd.
           •  Multicylinder diesel engine   - 1 No.            •  Bleeding screw                  - as reqd.
                                                               •  Nut and bolts                   - as reqd.
           Procedure


           1  Check the F.I.P mounting bolt and tighten if necessary.
           2  Check the F.I.P governor’s lubrication oil if necessary top up.
           3  Check the fuel line leakages if found leakage and rectify it.
           4  Check the control rod movement if sticky and correct the rack rod - movement.

           5  Check the fuel feed pump operation and pressure of fuel injection.
           6  Check the high pressure line mounting and leakages.
           7  Check the engine idle speed adjustment screw. If necessary, adjust it.
           8  Check the F.I.P function during engine starting. If necessary, bleed the fuel line.
           9  If struggling to start the engine after bleeding the fuel system, recommend to overhaul the F.I.P & injectors.

           10 Lubricate the accelerator linkage and ensure the proper operation.




































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