Operating Instructions
5.6 Disposal of used oil or fuel ...............................................28
5.7 Periodic Maintenance instructions ...................................29
5.7.1 Check air lter ........................................................29
5.7.2 Cleaning air lter ....................................................30
5.7.3 Replacement of engine oil ......................................30
5.7.4 Replacement of oil lter ..........................................31
5.7.5 Cleaning of oil gas separator ..................................32
5.7.6 Replacement of fuel lter ........................................32
5.7.7 Air bleeding from fuel system .................................33
5.7.8 Adjustments and replacement of V-Belt .................33
5.7.9 Arrangement of cylinder head and valve ................34
5.7.10 Adjustment of valve clearance ..............................34
5.8 Maintenance recommendation .........................................36
SECTION - VI
Specications for Lubricant, Coolant and Fuel ......................44
6.1 Lubricant ..........................................................................44
6.1.1 The functioning of lubricating oil in a diesel engine 44
6.1.2 Engine oil consist of ...............................................44
6.1.3 Why oil to be drained? ............................................44
6.1.4 How engine oil performance getting deteriorated ...44
6.1.5 Oil performance classication system ....................45
6.1.6 SAE viscosity recommendations ............................45
6.2 Engine oil recommendations for Weichai engines ...........46
6.3 Grease Recommendations ..............................................47
6.4 Fuel oil recommendations ................................................47
6.5 Coolant .............................................................................50
6.6 A good coolant should have following properties .............50