Camshaft/Camshaft 13. Remove plug (A) using a wooden dowel. M36314 -UN-29JAN90 M98,2025K,21 -19-09OCT85 CTM2 (19APR90) 25-10 16, 18, 20 & 24HP Onan Engines AllTractorManuals.com 130495 14. Measure camshaft bearing inside diameter and determine camshaft clearance (camshaft bearing I.D. minus camshaft journal O.D.). CAMSHAFT BEARING SPECIFICATIONS -UN-29JAN90 Item New Part Wear Tolerance Camshaft Bearing 34.95—34.98 mm 35.03 mm Diameter (1.376—1.377 in.) (1.379 in.) M36315 Camshaft Clearance 0.038—0.076 mm 0.125 mm (0.0015—0.003 in.) (0.005 in.) If camshaft bearing diameter exceeds 35.03 mm (1.379 in.) replace bearing.
If camshaft clearance exceeds 0.125 mm (0.005 in.), replace camshaft bearing, camshaft, or both. M98,2025K,22 -19-11NOV85 25 10