SEAL-LIP TYPE 2892951 - Caterpillar

(4) Install and fasten cylinder head (1) to the drill table of a radial drill, with the valve seats up, as shown. (5) Use the dowels in fixture assembly (2) as a guide, and put the fixture in position on cylinder head (1) as shown.(6) Drill the two holes (A) according to the four step procedure that follows: 1. Put the 5P5253 Drill Bushing in one of the holes (A) of fixture assembly (2) and use the 5P8698 Drill Bit to drill through the cylinder head.2. Put the 5P5254 Drill Bushing in the hole (A) and use the 5P8697 Core Drill to drill through the cylinder head.3. Install the 5P8694 Drill Bushing in the hole (A) and use the 5P8695 Core Drill to drill through the cylinder head.4. Install the 5P7328 Drill Bushing in the hole (A) and use the 5P8696 Core Drill to drill through the cylinder head.(7) Remove any burrs (rough or sharp edges) from the edges of the new bolt holes.(8) Put the 5P7328 Drill Bushing in one of the holes (B) of fixture assembly (2) and use the extra 14.288 (.562") drill bit (see step 3) to drill the hole through the cylinder head. [Cylinder head thickness at each location (B) is approximately 12.7 (.500").](9) Use the procedure given in step 8 to drill the other three holes (B). Remove any burrs (rough or sharp edges) from the edges of the new bolt holes.