Some of your Questions:

Q. Engine does not start ?

Fuel supply insufficient - Fill fuel tank. Air in fuel system - Remove / rectify fuel leakages. Fuel filter clogged - Replace filter element. Water in fuel - Drain fuel tank completely and refill with clean diesel. Fuel pump linkage stuck up - Release it. Air cleaner clogged - service air cleaner.

Q. Engine hard to turn ?

Wrong grade of lubricating oil - Drain and fill to correct level oil of correct viscosity. Battery too low to turn engine - Charge / install new battery. Internal seizure - Hard crank the engine with injector removed, clutch disengaged if engine does turn due to internal seizure, contact the dealer. Flywheel ring gear teeth broken - Replace ring gear. Defective starter motor - Rectify / Replace.

Q. Engine has no compression ?

Incorrect tappet clearance - Check & adjust. Incorrect adjustment of decompression device - Check & adjust. Worn out piston, rings liner, Valve seat - Replace it. Leakage through cylinder head & Injector seat - Check & Rectify.

Q. Smoke from Exhaust ?

Air filter clogged - Clean air filter. Incorrect tappet clearance - Check & Reset. Incorrect adjustment of decompression device - Check & Rectify. Defective injector nozzle - Replace. Excess oil in crankcase - Drain oil to normal level. Worn out piston rings - Replace. Engine overloading - Reduce load. Improper fuel time - Correct it.

Q. Engine lacks power ?

Air in injection system - Rectify. Fuel filter clogged - Replace filter element. Worn out fuel injection equipment - Rectify / Replace. Air filter clogged - Clear air filter.

Q. Engine overheating ?

Lack of cooling air - Clean cooling air inlet and cooling ribs. Excessive oil in crankcase - Drain oil to normal level. Irregularity in fuel injection system - Rectify/replace fuel injection equipment. Excessive load on engine - Reduce load.

Q. Engine stops suddenly.

Fuel tank empty - Fill up fuel & remove air in fuel system. Fuel filter clogged - Replace. Vacuum in fuel tank - Clean venting openings in fuel tank cap. Lack of lubricating oil - Engine seizure-consult dealer.

Q. Excessive lubricating oil consumption.

Worn out piston rings, liner & piston - Consult dealer. Leakage through cylinder head gasket - Replace. Leak oil seals - Replace. Leak drain plug - Replace plug & washer.