Some of your Questions:
- Difficult in starting ?
- Engine starts but fires intermittently ?
- Excess or high fuel consumption ?
- Engine does not take load ?
- Over heating ?
- Excess lubricating oil consumption ?
- Fast wear & tear of components ?
- Over speeding ?
Q. Difficult in starting ?
• No Diesel in fuel tank - Fill the fuel tank with Diesel. • Water in fuel - Drain fuel tank & fill water-free Diesel. • Leakage through fuel tank cock - Tighten or replace if necessary. • Air in fuel pipe - Bleed air from fuel pipe line.
Q. Engine starts but fires intermittently ?
Faulty fuel supply - Tighten all connections & bleed air from fuel pipe. Water in fuel - Drain fuel tank & fill water-free diesel. Broken fuel pipe - Replace pipe. Air in fuel pipe - Bleed air from fuel pipe line. Disturbed tappet clearance - Set tappet clearance inlet 0.203 mm Exhaust 0.254 mm.
Q. Excess or high fuel consumption ?
Leakage through fuel pipe joints - Tighten fuel pipe joints, replace washer if necessary. Broken fuel pipe - Replace pipe. Fuel injector element choked / holes blocked - Service it from MICO service station. otherwise replace. Poor compression due to worn out valve seats of cylinder head - Lap cylinder head valve seat & valve together. Poor compression due to worn out piston rings - Replace compression rings. Worn out CR or main bearing or both - Replace bearing.
Q. Engine does not take load ?
Fuel injector element choked / holes blocked - Service it from MICO service station otherwise replace. Poor compression due to worn out valve seats of cylinder head - Lap cylinder head valve seat & valve together. Poor compression due to worn out piston rings - Replace compression rings. Chocked air cleaner - Clean wire mesh of air cleaner with diesel. Lubricating oil seal worn out - Replace oil seal.
Q. Over heating ?
Engine is overloaded - Avoid overloading. Chocked water passage - Clean water passage of cylinder head & block. Excess lubricating oil in crank case - Pour lub. oil to max. mark of dipstick only. Lubricating oil seal worn out - Replace oil seal. Lubricating oil gasket torn - Replace gasket. Lubricating oil threaded joints loose - Tighten threaded joints.
Q. Excess lubricating oil consumption ?
Worn out CR or main bearing or both - Replace bearing. Centrifugal pump coupled with engine is jammed - Repair the pump. Engine is overloaded - Avoid overloading. Chocked water passage - Clean water passage of cylinder head & block. Improper grade of lubricating oil - Replace with correct grade of lubricating oil. Lubricating oil seal worn out - Replace oil seal. Lubricating oil gasket torn - Replace gasket.
Q. Fast wear & tear of components ?
Diesel Lub oil mixing through fuel pump - Service it from MICO service station otherwise replace. Engine is overloaded - Avoid overloading. Chocked water passage - Clean water passage of cylinder head & block. Inadequate lubricating oil in crankcase - Pour lub oil to max. mark of dipstick. Improper grade of lubricating oil - Replace with correct grade of lubricating oil. Lubricating oil seal worn out - Replace oil seal. Lubricating oil gasket torn - Replace gasket.
Q. Over speeding ?
Speeder spring / Governor spring has lost its tension - Change the spring. Improper lubrication of governor linkage / fuel pump rack - Lubricate both by lubricating oil.