6. Oil Consumption Excessive Cause according to use conditions 1. Excessive oil infusing 2. Continuous operation in low speed or extremely cold state Clean Replace Replace with specified oil Retighten Replace Engine disassembly (piston, cylinder liner) Disassemble cylinder head (valve stem seal) 7.
Engine Knocking Disassemble engine Adjust Replace Adjust Disassemble engine Use specified fuel - 42 - TECHNICAL INFORMATION Inspect oi l leakage Inspect air cleaner Nor mal Oil le akage Check o il quality Ext ernal I nternal Chec press k compressed ure Normal Inspect combust (carbon residue ion of fuel & oil of exhaust gas) Unconf irmed Con firm Inspect co pressure mpressed Too low Nor mal Check valve clea cylinderhead gas rance and ket for damage Inspect pump injection Normal Nor mal Check fu el quality