Jeep 1987 Wrangler Workshop Manual page 305

ENGINES
2.46 LITER (150 CID) FOUR CYLINDER ENGINE
CAUTION: The following procedure must be
accomplished to prevent the camshaft from
damaging the rear camshaft plug during pin
installation.
Insert a suitable tool into the fuel pump opening
and wedge it against the side of the opening and
the camshaft to prevent camshaft movement.
Inspect the damaged camshaft pin.
If the broken pin is a spring type pin, remove it by
inserting a self-tapping screw into it and
carefully pulling it from the camshaft.
C A U T I O N : Ensure that the exact center is
located when center-punching the pin.
If the broken pin is a dowel-type pin, center-
punch it.
C A U T I O N : Cover the open oil pan area to
prevent metal chips from entering the pan.
Drill into the pin center with a 4mm (5/32-in)
drill bit.
Turn a self-tapping screw into the drilled pin hole
and carefully pull the pin from the camshaft.
Clean the camshaft pin hole.
Compress the center of the replacement spring
pin with vise grips.
Carefully drive the pin into the camshaft until it
is seated.
Turn the tensioner lever (A) to the unlocked
(DOWN) position .
Pull the tensioner block (B) toward the tensioner
lever to compress the spring. Hold the block and
turn the tensioner lever to the locked (UP)
position .
84186
Install the camshaft sprocket, crankshaft
sprocket and timing chain with the timing marks
(A) aligned .
SEE
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