Chrysler Stratus LHD 1997, Интерактивное электронное руководство по эксплуатации

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(1) Check the rocker arm mounting portion of the
shafts for wear or damage. Replace if damaged or
worn.
(2) Check oil holes for clogging with small wire,
clean as required.
REASSEMBLY
Lubricate the rocker arms. Install onto shafts in
their original position (Fig. 89).
CLEANING AND INSPECTION
CAMSHAFT INSPECTION
Check oil feed holes for blockage.
Inspect cylinder head journals for wear, Refer to
Cylinder Head Inspect for Specifications.
Check camshaft bearing journals for scratches and
worn areas (Fig. 91). If light scratches are present,
they may be removed with 400 grit sand paper. If
deep scratches are present, replace the camshaft and
check the cylinder head for damage. Replace the cyl-
inder head if worn or damaged. Check the lobes for
pitting and wear. If the lobes show signs of wear,
check the corresponding rocker arm roller for wear or
damage. Replace rocker arm if worn or damaged. If
lobes show signs of pitting on the nose, flank or base
circle; replace the camshaft.
CYLINDER BORE AND BLOCK
(1) Measure the cylinder bore at three levels in
directions A and B (Fig. 92). Top measurement
should be 12 mm (.50 in.) down and bottom measure-
ment should be 10 mm (.38 in.) up.
(2) Standard bore dimension: 83.50 - 83.53 mm
(3.2874- 3.2886 in.)
(3) Maximum out-of-round or taper: 0.01 mm
(.0004 in.)
CYLINDER BLOCK
Inspect cylinder block for scratches, cracks and
rust or corrosion, and repair or replace as required.
(1) Clean cylinder block and check top surface for
distortion with a straight edge and thickness gauge
(Fig. 93).
(2) Top surface must be flat within:
•
Standard Value: 0.05 mm (0.002 in.)
•
Service Limit 0.1 mm (0.0039 in.)
CYLINDER HEAD
(1) Before cleaning, check for leaks, damage and
cracks.
(2) Clean cylinder head and oil passages.
(3) Check cylinder head for flatness (Fig. 94).
(4) Cylinder head must be flat within;
•
Standard dimension: less than 0.03mm (0.0012
inch)
•
Service Limit: 0.2mm (.008 inch)
Fig. 90 Rocker Arm
AUTO-LASH ADJUSTER
Fig. 91 Checking Camshafts for Wear
UNWORN AREA - MIKE HERE
ACTUAL WEAR BEARING JOURNAL LOBE
WEAR ZONE - MIKE HERE
Fig. 92 Checking Cylinder Bore Size
MIDDLE OF BORE USE FOR SIZ- ING PISTON FRONT
JA
2.5L ENGINE 9 - 127
DISASSEMBLY AND ASSEMBLY (Continued)