Camshaft/Camshaft 25 4. Apply flexible sealant on plug surface of cylinder block. 5. Install plug tight against bottom of cylinder block counterbore. M36321 -UN-29JAN90 M98,2025K,30 -19-09OCT85 CTM2 (19APR90) 25-13 16, 18, 20 & 24HP Onan Engines AllTractorManuals.com 130495 INSTALL CAMSHAFT 1. Clean and dry all parts. Apply clean engine oil on all internal parts before assembly. NOTE: The service camshaft bearing is half the width of -UN-29JAN90 the original bearing, but the camshaft bearing surface is the same. 2. Align oil hole (A) in bearing with oil hole (B) in cylinder block. Install rear bearing using a 1-3/8 in. driver M36319 disk (C) and 1-1/2 in. driver disk (D).
Push bearing even with surface of cylinder block. A—Bearing Oil Hole B—Cylinder Block Oil Hole C—1-3/8 in. Driver Disk D—1-1/2 in. Driver Disk M98,2025K,28 -19-09OCT85 3. Install front bearing using a 1-3/8 in. driver disk (A) and 1-1/2 driver disk (B). Push bearing even with bottom of bore. Be sure bearing is past breaker point plunger hole (C) in cylinder block. -UN-29JAN90 M36320 M98,2025K,29 -19-09OCT85 13