Page 209 of 652
11A-92
TOP AND FRONT OF ENGINE
Camshaft: Removal - Refitting
D4F, and 780 or 782
11A
aRemove the seal by tightening the bolt (2) on the
(Mot. 1381).
II - OPERATION FOR REMOVAL OF PART
CONCERNED
aRemove:
-the camshaft bolts,
-the camshafts.aMark the camshaft bearing caps with a permanent
marker pen.
aRemove the camshaft bearing caps.
18722-2
1872418724-1
18724-2
Page 210 of 652
11A-93
TOP AND FRONT OF ENGINE
Camshaft: Removal - Refitting
D4F, and 780 or 782
11A
aRemove the camshaft.
REFITTING
I - REFITTING PREPARATION OPERATION
aparts always to be replaced: Camshaft seal on
timing end.
aAlways replace the camshaft pulley bolt.
aClean the joint faces with SUPER CLEANER FOR
JOINT FACES (see Vehicle: Parts and consum-
ables for the repair) (04B, Consumables - Prod-
ucts) to dissolve any part of the seal still adhering.
18724-3
WARNING
Do not allow this product to drip onto the paint-
work.
Clean the cylinder head carefully to prevent for-
eign bodies from entering the oil supply and
return galleries.
Failure to follow this advice could lead to the
blocking of the various oil inlet galleries, which
would quickly result in engine damage.
Page 211 of 652
11A-94
TOP AND FRONT OF ENGINE
Camshaft: Removal - Refitting
D4F, and 780 or 782
11A
aApply:
-two beads (3) of MASTIXO (see Vehicle: Parts
and consumables for the repair) (04B, Consum-
ables - Products) with a width of 2 mm to bearing
No.5 on the cylinder head,
-two points (4) of MASTIXO (see Vehicle: Parts
and consumables for the repair) (04B, Consum-
ables - Products) to bearing No.1 on the cylinder
head.aApply a blob of oil to the camshaft bearings.
II - REFITTING OPERATION FOR PART
CONCERNED
aRefit the camshaft.
19595
19594
WARNING
Applying excess sealant could cause it to be
squeezed out when parts are tightened. A mix-
ture of sealant and fluid could damage certain
components (engine, radiator, etc.).
18724-3
Page 212 of 652
11A-95
TOP AND FRONT OF ENGINE
Camshaft: Removal - Refitting
D4F, and 780 or 782
11A
aRefit the camshaft bearing caps.
aTorque tighten the bolts for camshaft bearing cap
no.5 (5 Nm ) (5) .
18724-2
Page 213 of 652
11A-96
TOP AND FRONT OF ENGINE
Camshaft: Removal - Refitting
D4F, and 780 or 782
11A
Inlet rocker shaft
aRefit the inlet rocker shaft by positioning:
-the rails in relation to the tappets,
-the marking (6) on the timing end.
18945
Page 214 of 652
11A-97
TOP AND FRONT OF ENGINE
Camshaft: Removal - Refitting
D4F, and 780 or 782
11A
Exhaust rocker shaft
aRefit the exhaust rocker shaft by positioning:
-the rails in relation to the tappets,
-the marking (7) on the flywheel end.
18944
Page 215 of 652
11A-98
TOP AND FRONT OF ENGINE
Camshaft: Removal - Refitting
D4F, and 780 or 782
11A
aTighten to torque and in order the camshaft bear-
ing cap bolts (5 N.m).
aCompletely loosen bolt (1) .
aTorque and angle tighten the camshaft bearing
cap bolt (7 N.m + 50˚ ±± ± ±
6˚).
aCarry out the previous operations for each bolt from
(2) to (10) .III - FINAL OPERATION
aPrepare the camshaft seal with its protector.
aFit the camshaft seal with tool (Mot. 1587).
18724
18687
Note:
This type of seal is extremely fragile. Only touch
the protective par t (8) when handling the gasket.
Touching the camshaft seal (9) is strictly forbid-
den in order to avoid any oil leaks once the cam-
shaft seal is fitted on the engine.
Page 216 of 652
11A-99
TOP AND FRONT OF ENGINE
Camshaft: Removal - Refitting
D4F, and 780 or 782
11A
aFit the threaded rod (10) of the (Mot. 1587) into the
camshaft.
aFit the protector with the camshaft seal on the cam-
shaft, taking care not to touch the seal.aFit the cover (11) and the collar nut (12) of the (Mot.
1587).
19592
19592-119592-2