Dodge Durango (HB). Manual — part 1057
16. Lock the secondary timing chains to the idler
sprocket using Special Tool 8515.
NOTE: Mark the secondary timing chain prior to removal to aid in installation.
17. Mark the secondary timing chain, one link on each side of the V8 mark on the camshaft drive gear.
18. Remove the left side secondary chain tensioner (Refer to 9 - ENGINE/VALVE TIMING/TIMING BELT/CHAIN
AND SPROCKETS - REMOVAL).
HB
ENGINE - 4.7L SERVICE INFORMATION
9 - 1227
19. Remove the cylinder head access plug (2).
20. Remove the left side secondary chain guide
(Refer to 9 - ENGINE/VALVE TIMING/TIMING
BELT/CHAIN AND SPROCKETS - REMOVAL).
21. Remove the retaining bolt and the camshaft drive
gear.
CAUTION: Do not allow the engine to rotate.
Severe damage to the valve train can occur.
CAUTION: Do not overlook the four smaller bolts
at the front of the cylinder head. Do not attempt to
remove the cylinder head without removing these
four bolts.
NOTE: The cylinder head is attached to the cylin-
der block with fourteen bolts.
22. Remove the cylinder head retaining bolts using
the sequence provided.
23. Remove the cylinder head and gasket. Discard
the gasket.
CAUTION: Do not lay the cylinder head on its gasket sealing surface, due to the design of the cylinder head
gasket any distortion to the cylinder head sealing surface may prevent the gasket from properly sealing
resulting in leaks.
9 - 1228
ENGINE - 4.7L SERVICE INFORMATION
HB
REMOVAL - RIGHT CYLINDER HEAD
1. Remove the cowl grille (4).
2. Disconnect battery negitive cable.
3. Disconnect the exhaust pipe at the right side
exhaust manifold.
4. Drain the engine coolant (Refer to 7 - COOLING -
STANDARD PROCEDURE).
5. Remove the intake manifold (Refer to 9 - ENGINE/
MANIFOLDS/INTAKE MANIFOLD - REMOVAL).
6. Remove the cylinder head cover (1) (Refer to 9 -
ENGINE/CYLINDER
HEAD/CYLINDER
HEAD
COVER(S) - REMOVAL).
HB
ENGINE - 4.7L SERVICE INFORMATION
9 - 1229
7. Remove the fan shroud (Refer to 7 - COOLING/
ENGINE/FAN
DRIVE
VISCOUS
CLUTCH
-
REMOVAL).
8. Remove oil fill housing from cylinder head.
9. Remove accessory drive belt (Refer to 7 - COOL-
ING/ACCESSORY
DRIVE/DRIVE
BELTS
-
REMOVAL).
10. Rotate the crankshaft until the damper timing
mark is aligned with TDC indicator mark (2).
11. Verify the V8 mark on the camshaft sprocket is at the 12 o’clock position (2). Rotate the crankshaft one turn if
necessary.
12. Remove the crankshaft damper (Refer to 9 - ENGINE/ENGINE BLOCK/VIBRATION DAMPER - REMOVAL).
13. Remove the timing chain cover (Refer to 9 - ENGINE/VALVE TIMING/TIMING BELT / CHAIN COVER(S) -
REMOVAL).
9 - 1230
ENGINE - 4.7L SERVICE INFORMATION
HB
Нет комментариевНе стесняйтесь поделиться с нами вашим ценным мнением.
Текст