Page 288 - CTS - Mechanic Diesel - TP

MECHANIC DIESEL - CITS

EXERCISE 15.6: Testing of Distributor type fuel Injection

pump

Objectives

At the end of this exercise you shall be able to
• mount distributor pump on FIP test bench
• set Timing device travel, Van pump pressure and Full load delivery
• set idling speed, maximum speed and starting quantity
• testing of Timer travel, Vane Pump and Overflow quantity
• checking of fuel deliveries at end stop and Idle stop
• checking of pump solenoid

Requirements

Tools/Equipments Materials
• Trainee’s tool kit - 1 No. • Tray - as reqd.
• Cottoncloth - as reqd.
Machines
• Kerosene - as reqd.
• Fuel Injection pump test bench - 1No. • Diesel - as reqd.
• Distributor type FIP - 1No • Adjusting shims - as reqd.
• 12V DC Battery - 1 No. • SoapOil - as reqd.
• Engine oil - as reqd.
• Hydraulic transmission Oil - as reqd.
• Calibration oil - as reqd.

Procedure

Preparation
Mount the pump on the test bench and connect the inlet, overflow and pressure gauge lines as shown in Fig 1.
In order to bring test conditions as close as possible to the operating conditions of the engine, the test equipment
has been altered as illustrated in Fig 2.
Fig 1: Inlet, Overflow and Pressure gauge connections.

Fig 1

271