Chrysler Sebring 2004 Service Manual page 1109

9 - 182 ENGINE 2.7L DOHC
HYDRAULIC LASH ADJUSTERS (Continued)
POSSIBLE CAUSES
5. Oil passage to cylinder head(s) plugged with debris.
6. Worn valve guide(s).
7. Air injested into oil due to broken or cracked oil
pump pickup tube.
8. Collapsed lash adjuster due to debris injestion.
REMOVAL
(1) Remove cylinder head cover(s). (Refer to 9 -
ENGINE/CYLINDER
COVER(S) - REMOVAL)
(2) Remove rocker arm(s). (Refer to 9 - ENGINE/
CYLINDER HEAD/ROCKER ARMS - REMOVAL)
CAUTION: If lash adjusters and rocker arms are to
be reused, always mark position for reassembly in
their original positions.
(3) Remove lash adjuster(s).
INSTALLATION
(1) Install hydraulic lash adjuster making sure
adjusters are at least partially full of oil. This can be
verified by little or no plunger travel when lash
adjuster is depressed.
(2) Install rocker arm(s) (Refer to 9 - ENGINE/
CYLINDER HEAD/ROCKER ARMS - INSTALLA-
TION) and cylinder head covers (Refer to 9 -
ENGINE/CYLINDER
COVER(S) - INSTALLATION).
HEAD/CYLINDER
HEAD/CYLINDER
5. Check cylinder head oil passages and cylinder head
gasket restrictor for blockage. Clean or replace as
necessary.
6. Ream guide(s) and replace valve(s) with oversize
valves and seal(s).
7. Inspect pickup tube and replace as necessary.
8. Clean debris from engine and replace lash
adjuster(s).
ROCKER ARMS
HEAD DESCRIPTION
The rocker arms are composed of steel stampings
with an integral roller bearing (Fig. 43). The rocker
arms incorporate a 0.5 mm (0.0197 in.) oil hole in the
lash adjuster socket for roller/camshaft lobe lubrica-
tion (Fig. 43).
HEAD
1 – LASH ADJUSTER POCKET
2 – OIL SQUIRT HOLE
3 – ROLLER
CORRECTION
Fig. 43 Rocker Arm
JR