HARRIER SERVICE MANUAL PART -1

KRYOTEC ENGINE 38 F. HYDRAULIC LASH ADJUSTER 1. Hydraulic Lash Adjuster supports the pivot end of the rocker arm while automatically controlling the rocker arm position to keep it in contact with the camshafts and valve. 2. The range of the hydraulic lash adjuster accommodates engine build tolerances; hence no adjustment is required during engine assembly. It also compensates for variation that occurs during the life of the engine. 3. Check lash adjuster for functionality, replace if necessary. G. VALVE GUIDES 1. In case of valve stem sticking in valve guide bore or Excessive clearance between them, remove replace cylinder head. 2. Check the condition of valve guide oil seals. 3. Check valve guide bore diameter in cylinder head. 4. Fit Valve guide oil seals VALVE GUIDES Measure Value Valve stem diameter- Intake (mm) 4.982 - 5.000 Valve stem diameter - Exhaust (mm) 4.972 - 4.990 Outer diameter valve guides (mm) 010 - 10.030 Increase outer diameter valve guides (mm) 05 / 0.10 / 0.25 Internal diameter valve guides (mm) 015 - 5.033 NOTE Valve Guides and Valve Seats are separately not serviceable. They come along with the cylinder head as an assembly.