3AC-04310-0 Tohatsu FUEL FEED PUMP ASSEMBLY

Illustration 1 g01394515
(A) Distance for the plunger lift pin from the rear face of the fuel pump housing ... 9.7 0.5 mm (0.38 0.02 inch) (B) Distance for the spring pin from the top of the fuel pump housing ... 4.78 0.25 mm (0.188 0.010 inch) (C) Distance for the dowel from the top of the fuel pump housing ... 12.19 0.25 mm (0.480 0.010 inch) (D) Installation depth of the sleeve bearings ... 19.1 0.5 mm (0.75 0.02 inch) (F) Inside diameter of the sleeve bearing for the fuel rack after installation ... 12.758 0.046 mm (0.5023 0.0018 inch) (H) Inside diameter of the sleeve bearing for the camshaft after installation ... 53.988 0.038 mm (2.1255 0.0015 inch) (J) Distance for the hollow dowel from the bottom face of the fuel pump housing ... 1.5 0.3 mm (0.06 0.01 inch) (K) Maximum distance for the hollow dowel from the bottom face of the fuel pump housing ... 1.0 mm (0.04 inch) (L) Install the front sleeve bearing for the camshaft to the following dimension from the front face of the front bearing bore. ... 1.0 0.5 mm (0.04 0.02 inch) (M) Install the rear sleeve bearing for the camshaft to the following distance from the rear face of the rear bearing bore. ... 4.8 0.5 mm (0.19 0.02 inch) (N) Install the middle sleeve bearing for the camshaft to the following dimension from the rear face of the rear bearing bore. ... 127.0 0.5 mm (5.00 0.02 inch) (R) Locate the joint of the sleeve bearing for the camshaft to the following angle to the left of the centerline. ... 30 1 degrees (S) Maximum angle for location of oil hole in sleeve bearings ... 30 1 degrees (T) Angle for sleeve bearings above fuel pump camshaft's centerline ... 45 1 degrees (U) Install the dowel in order to get the dimension from the centerline of the fuel injection pump bore to dowel. ... 14.76 0.10 mm (0.581 0.004 inch)Note: Seal the dowel holes with aluminum ball (2) . (1) The center of the tab for the sleeve bearing must be within 0.15 mm (0.006 inch) of a line that passes through the center of the bearing inside diameter that is parallel to the vertical centerline of the fuel pump housing.
Illustration 2 g01386894
(W) Distance from top of fuel pump housing to top of upper sleeve bearing ... 16.8 0.5 mm (0.66 0.02 inch) (X) Inside diameter of the sleeve bearings after installation ... 19.093 0.038 mm (0.7517 0.0015 inch) (Y) Distance from top of fuel pump housing to top of lower sleeve bearing. ... 28.4 0.5 mm (1.12 0.02 inch) (Z) Distance for cup plug from face of fuel pump housing ... 1.25 0.25 mm (0.049 0.010 inch) (AA) Locate the joints of the sleeve bearings (3) to the following angle. ... 10 5 degrees (3) Install the sleeve bearings within the top surface of the housing to the following distance. ... 0.00 to 0.15 mm (0.000 to 0.006 inch) (4) During installation, the lifter guide pin should be pressed into the bore until contact is made with the bottom of the casting.