Figure 6-165. Removing fuel injection pump diaphragm drive coupler half.

C a u t i o n ; Do not attempt to remove the

diaphragm drive coupler half from the shaft

u s i n g a standard puller as shown in figure 6-163.

Remove

This may distort the coupler and render it un-

1. Remove plain nut (A) and lock washer attaching drive

serviceable. Use puller as shown.

coupler half to fuel injection pump spur gearshaft.

Install

1. Remove coupler half (A) from spur gearshaft using

1. Install plain nut (A) and lock washer securing drive

improvised tool (fig. 2-2).

coupler half to fuel injection pump spur gearshaft.

2. Remove pilot ring (B) from gearshaft.

Tighten the nut to a torque of 900 pound-inches.

3. Remove Woodruff key (C) from gearshaft.

Note. The diaphragm type drive coupler

Figure 6-164. Removing or installing fuel

halves are not matched sets and it is not

injection pump diaphragm drive

necessary to maintain them in pairs. The parts

coupler half.

are interchangeable between assemblies.

Figure 6-165. Removing fuel injection pump

diaphragm drive coupler half.

6-140