(1) Inspect three studs (5) located on fuel injection pump for cracks and
damaged or stripped threads. Repair thread damage by chasing with die. If
threads cannot be cleaned up or stud is cracked, remove stud using pliers
and install new stud.
Inspect body (28) for cracks, distortion, and damaged threads. Repair
pitted or scored body bores using cylinder hone. Replace fuel feed pump
as an assembly if body (28) requires replacement.
(3) Inspect roller tappet (24, 25, and 26) by rotating roller (25) and
checking that it turns smoothly without wobble. Check for flat spots,
pitting, scratches, or cracks. If any of the above conditions are seen,
press pin (26) from tappet (24), remove roller (25), and discard defec-
tive parts. Then position roller (25) in tappet (24) and press in pin
(26) to secure.
Replace an item if inspection indicates need for replacement.
(4) Inspect springs (15 and 21) for cracks, corrosion, or permanent set.
(5) Inspect all other parts for cracks, distortion, excessive wear, or thread