Page 283 - CTS - Mechanic Diesel - TP

MECHANIC DIESEL - CITS

EXERCISE 15.5: Servicing of Distributor type fuel Injection

pump

Objectives

At the end of this exercise you shall be able to
• dismantle Distributor pump on FIP test bench
• check Distributor type FIP
• assemble Distributor type FIP.

Requirements

Tools/Instruments Materials
• Trainees tool kit - 1 Set. • Tray - as reqd.
• Cotton cloth - as reqd.
Equipments/Machines • Kerosene - as reqd.
• Distributor type FIP - 1 No. • Diesel - as reqd.
• Distributor FIP holding vice - 1 No. • Adjusting shims - as reqd.
• Engine oil - as reqd.

Procedure

Preparation
Identify the type of Rotor type FIP which is to be serviced. An Example is given below:
Injection Pump Type Number Explanation
Fig 1
V - Rotary Distributor
E - Type of Pump

4 - Number of outlets
12 - Plunger diameter in mm
F - Mechanical Governor
1500 - Max. Adjusted full-load speed
R - Direction of rotation clockwise

12 - Design number
Dismounting of the Injection pump

Connect the injection pump to the plate of the adjustable bracket of Holding vice
Remove return spring out of plate
Mark the position of the reference between shaft and lever
Remove nut and pull off lever along with plate and control lever from the shaft
Detach Spring plate, Spring and spring plate, unscrew the fastening screws and remove the cover

Take out full load stop screw from cover
Disconnect the cover and the driving shaft
Remove the cover seal

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