Crankcase, Crankshaft, Main Bearings & Flywheel

Fuel Injection Pump

1.REMOVAL :

Remove the injection pump gear as detailed earlier. Remove rear support bracket of fuel injection pump. Remove the three nuts and washers securing the pump to the front cover plate adapter. Pull out the injection pump.

2.INSPECTION & REPAIR :

For servicing the fuel injection pump, contact BOSCH dealer/service. Test specificationscharts are given for your reference only.

3.INSTALLATION :

Reverse the removal procedure. Ensure that the timing marks on the gears are properly set.

NOTE: The fuel injection pump of this engine is self lubricated by fuel (diesel). There is no connection with engine lubrication system.

Service Instructions For Fuel Injection

TIMING ROTARY FIP

Rotary Fuel Injection Pump Timing Setting :

1)Removal : a)Remove the high Pressure Pipes from Fuel Injection Pump to Injector. b)Remove Overflow Pipe - FIP To Tank. c)Disconnect Pipe from Fuel Filter to Fuel Injection Pump. d)Disconnect accelerator cables from Fuel Injection Pump. e)Remove four bolts & washer securing Cover Injection Pump. f)Rotate with Pump in Position and confirm the Chisel mark on Pump and Crankcase. g)Remove nut & washer of gear injection Pump. h)Remove Nut & bolt of Bracket Support - MICO Rotary FIP i)Remove three Nuts of FIP mounting studs & pull out the Fuel injection Pump.

NOTE: Do not crank the Engine when FIP is removed and flywheel is locked vide inserting the locking pin.

2)Inspection & Repair :

For Servicing the Rotary Fuel Injection Pump, contact BOSCH dealer / Services.

3)Installation : Reverse the removal procedure.

4)Adjustments :

The pump to be fitted Matching the mark. Match the TDC mark on main drive pulley with the pointer on front cover.

Scenario - I : Engine is fitted on Tractor and Crankshaft is rotated while FIP is in removed condition.

A -Rotate Crankshaft till TDC mark on main drive pulley matches with the pointer on front cover.

B -The 1st Cylinder Piston is now to TDC Position at compression.

C -If FIP mounting Studs are to be replaced, apply Loctite 577 to FIP mounting Studs & fix the same in Adapter

D -Torque the studs to 15-16 Lb. ft.