Chrysler 1991 Service Manual Supplement page 125

14 - 28 FUEL SYSTEWi
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CAUTION: During engine assembly by the manufac-
(5) If necessary check and adjust injection pump
turer, the timing pin is positioned to correspond
timing. Refer to "Injection Pump Timing".
with the compression stroke TDC position of cylin-
der number one. If the timing pin or gear housing is
removed, the timing pin location will not be correct
when reinstalled,
(2) Locate TDC position (compression stroke) for
No. 1 cylinder by slowly rotating the engine with the
barring tool while lightly pushing in on the timing
pin. Stop when the timing pin engages the index hole
in the camshaft gear.
(3) Once TDC has been located, pull the timing
pin out of the camshaft gear to the normal run
position.
(4) With the gear housing cover off, inspect the
alignment of the timing marks on the camshaft gear
and injection pump gear. The letter "E" on the injec-
tion pump gear should be aligned with the mark on
the camshaft gear (Fig. 22).
Fig. 22 injection Pump to Engine Timing