SPIDER AS-FAN 3879461 - Caterpillar

(1) Install dowel to get a dimension from the centerline of the fuel injection pump bore to dowel of ... .5840 .0020 in.(14.834 0.051 mm)Use an aluminum ball to seal each dowel hole.(2) Bearing joint and oil hole must be within area A.(3) Install rear rack bearing to a depth of ... .195 .005 in.(4.95 0.13 mm)The centerline through the small holes in the bearing must be located parallel to the vertical centerline through the injection pump bores.(4) Front rack bearing alignment - the center of the rack bearing tab must be within .002 in. (0.05 mm) of a vertical line that:(a) goes through the center of the rack bearing.(b) is parallel to the vertical centerline through the injection pump bores. 5P1665 Alignment Plate, 9S6329 Driver, 1B9575 Bolt and 1D4716 Nut are available to help install the bearing in the correct position.(5) Ends of both pins must make contact with the shoulder inside the housing.(6) Bore in bearings for the camshaft (new) ... 1.8765 .0010 in.(47.663 0.025 mm)Diameter of bearing surfaces of the camshaft (new) ... 1.8730 .0005 in.(47.574 0.013 mm)Maximum permissible clearance between the bearings and the camshaft ... .010 in.(0.25 mm)Install the camshaft bearings to a depth of ... .010 .005 in.(0.25 0.13 mm)