checking oil FORD FIESTA 2007 Workshop Manual

303-01 B-I 0 Engine - 2.OL Duratec-HE (M14) 303-01 B-I 0 - -- --
DESCRIPTION AND OPERATION
Valve tappets Camshaft drive
Item Description
I 1 I Exhaust valve tappet I
1 2 1 Intake valve tappet I
Mechanical tappets are fitted without adjusting
shims.
Due to the special materials and the optimized
camshaft profiles, the wear in the area of the valve
gear is so minute that checking and adjustment of
the valve clearances is only necessary after the
engine has been in extensive service.
Different sizes of replacement valve tappets are
I ELE0023383
available in the event of wear or repairs to the valve ' '2
gear. Item Description
I 1 I Exhaust camshaft sprocket
1 2 I Timing chain I
1 3 1 Intake camshaft sprocket I
1 4 I ~imin~ chain guide I
1 5 1 Crankshaft sprocket I
1 6 1 Hydraulic timing chain tensioner I
1 7 1 ~imin~ chain tensioner arm 1 - -
The camshafts are driven by a low-noise,
maintenance-free pinned link timing chain.
The timing chain is lubricated by the engine oil
circuit.
An elongated timing chain guide and a timing chain
tensioner arm ensure optimum timing chain
guidance and silent running.
The timing chain is tensioned by a hydraulic timing
chain tensioner which is supplied from the engine
,.
oil circuit.
The timing chain tensioner can be used again after
removal.
The camshaft drive requires no maintenance.
2006.0 Fiesta 1212006 G461395en
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