flywheel Citroen C2 2004 1.G Owner's Manual

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171
CHECKING AND SETTING THE VALVE TIMING
Engines: 6FZ RFN 2003 # NEW ASSEMBLY2003 #
(6)Crankshaft pinion
(7)Accessories drive pulley
(8)Washer
(9)Screw
The pinion
(6)is fitted as an idler on the crankshaft.
The accessories drive pulley
(7)is immobilised on the crankshaft by a halfmoon keyway and
by the tightening of washer
(8)and screw (9).
A:Pegging on manual gearbox.
B:Pegging on automatic gearbox.
The pegging of the crankshaft is done on the flywheel, or on the converter drive plate
(automatic gearbox).
The pegging hole on the cylinder block
(exhaust end)is calibrated and reinforced.
IMPERATIVE: Never turn the crankshaft with the accessories drive pulley slackened.
IMPERATIVE: Never remove the accessories drive pulley without pegging the crank
shaft and the camshafts.
IMPERATIVE: Always turn the crankshaft in the direction of engine rotation.
B1EP1B9D
B1BP2V2D
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179
CHECKING AND SETTING THE VALVE TIMING
Engine: RFS
Tools.
[1]
Belt tension measuring instrument: 4122T
[2]Camshaft pulley locating peg: 9041T.Z Tool kit 7004T
[3]Crankshaft locating peg: 7014T.N
[4]Camshaft pulley locking peg: 4200T.G
[5]Tensioner spanner: 7017T.W
[6]Toothed sector for locking the flywheel: 9044T
Checking the setting.
Turn the engine by the crankshaft screw (1).
Peg the crankshaft using the tool[3].
ESSENTIAL: Check that the crankshaft DAMPERS pulley is in good condition. If the hub/pulley markings
do not line up, the crankshaft pulley must be replaced.
Peg the camshaft using the tool [2](the locating pegs [2]should slide in easily).
If this is not the case, set the timing.
NOTE:Camshaft hubs (see pages 138and 139).
B1EP12GCB1EP12FC
XSARA

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ENGINEXSARACHECKING AND SETTING THE VALVE TIMING
Engine: RFS
Remove:
The peg [3].
The screw (4)(brush the screw thread).
The pulley (5).
The lower cover (6).
Remove:
The tool
[6].
The studs (8).
Fit the tool [4].
Loosen the screws (10).
Remove the tool [4].
Slacken the tensioner roller (7).
Remove the belt (9). Peg the crankshaft using tool
[3].
Peg the camshaft pulleys using tool [2].
Lock the flywheel using the tool [6].
Refit:
The pulley (5).
The screw (4)(tighten moderately).
The peg [3].
B1EP120CB1EP11ZC
Setting the valve timing.

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ENGINECHECKING AND SETTING THE VALVE TIMING
Engines: 8HX 8HW 8HZ
B1BP2LXC
Tools.
[1]
Pliers for removing plastic pegs : 7504T
[2]Lever for detensioning the dynamic tensioner roller: ().0194.E
[3]Engine flywheel setting peg: ().0194.C
[4]Camshaft setting peg: ().0194.B
[5]Crankshaft and high pressure pump setting peg: ().0194.A
Preliminar
y operations.Remove:
The front RH wheel.
The front RH splashshield, using tool
[1].
The clips of the electrical harness on the upper timing cover. The accessories belt, using tool
[2](see corresponding operation).
Check ing the setting.
Disconnect the battery negative cable.
Remove the upper timing cover (1).
Rotate the engine using the screw (2)of the crankshaft pulley.
NOTE:The locking hole is located under the crankshaft bearing cap cover.
Undo the screw (2).
Detension the auxiliary drive belt dynamic tensioner roller, using tool [2].
C2 C3 C3 PLURIEL XSARA

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ENGINECHECKING AND SETTING THE VALVE TIMING
Engines: 8HX 8HW 8HZ
B1EP18GC
Setting the timing.
Remove the upper timing cover (1).
Rotate the engine by means of the crankshaft screw (2).
NOTE:The pegging hole is located under the crankshaft bearing cap cover.
Peg the engine flywheel, using tool
[3].
Remove the lower timing cover (3).
Uncouple the exhaust line from the manifold.
IMPERATIVE: Uncouple the exhaust line in order to avoid damaging the front flexible pipe. Twisting,
pulling and bending the front flexible pipe reduces its life.
Remove:
The engine speed sensor (6).
The belt retaining stop (5).
The screw (2).
The crankshaft pinion (4)(with its magnetic track «a»).
IMPERATIVE: The magnetic track should show no signs of damage and should not be approached
by any other source of magnetism.Should this not be adhered to,it is essential to replace the crank
shaft pinion.
Refit the screw (2).
B1BP2LXC
C2 C3 C3 PLURIEL XSARA

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191
CHECKING AND SETTING THE VALVE TIMING
Engines: 8HX 8HW 8HZ
B1EP18LCB1BP2LZC
Setting the timing (continued).
Refit:
The intermediate RH engine support, tighten the screws
(16)to 5,5 ± 0,5 m.daN.
The RH engine support, tighten the screws
(17)to 4,5 ± 0,4 m.daN.
The bottom timing cover
(3).
Immobilise the engine flywheel, using tool
[3].
Remove the screw
(2).
Refit the accessories drive pulley and tighten to:
Pretighten to
: 3 ± 0,3 m.daN.
Angular tighten to
:180° ± 1,8°.
Remove tool
[3].
Refit:
The top cover
(1).
The accessories belt
(see corresponding operation).
The exhaust line
(see corresponding operation).
The front RH splashshield. The front RH wheel.
C2 C3 C3 PLURIEL XSARA

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ENGINECHECKING AND SETTING THE VALVE TIMING
Engines: 8HY 8HV
B1BP2N0C
Tools.
[1]
Engine flywheel peg Ø 12 mm : ().0194C
[2]
Camshaft pulley peg Ø 8 mm : ().0194B
[3]
Crankshaft pulley peg Ø 5 mm : ().0194A
Preliminar
y operations.
Remove:
The front RH wheel.
The front RH splashshield.
The accessories belt
(see corresponding operation).
Uncouple:
The supply unions
(1).
The air/air heat exchanger inlet/outlet pipes
(3).
The exhaust line
(at the flexible pipe).
Disconnect the connector
(2).
Support the engine by means of a roller jack equipped with a chock.
Remove the engine supports
(4) and(5).
C3

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193
CHECKING AND SETTING THE VALVE TIMING
Engines: 8HY 8HV
B1BP2N1CB1BP2N2C
Checks.
Rotate the engine to engage it (normal direction of rotation).
Immobilise the engine flywheel at
«a», using tool [1].
Move aside the harness
(6).
Remove: The engine support
(7).
The screw
(8).
The pulley
(9).
The lower timing cover
(10).
The upper timing cover
(11).
The tool
[1].
C3

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197
CHECKING AND SETTING THE VALVE TIMING
Engines: 8HY 8HV
B1EP18VD
Setting the timing.
Perform the preliminary operations for checking the timing up to removing tool [1]at «a»for immobiling the
engine flywheel.
Refit screw
(8).
Rotate the crankshaft to bring the camshaft towards its pegging point.
Peg the camshaft, using tool
[2](oil the pegs).
WARNING: Do not press or damage the track which is the target for the engine speed sensor (14).
Peg the crankshaft at «b», using tool [3].
Remove:
The timing protector
(13).
The engine speed sensor
(14).
Slacken the screw
(12)of the tensioner roller, keeping it slack with the aid of a hexagonal spanner at
«c».
Detension the belt by pivoting the tensioner roller
(clockwise).
Remove the timing belt, commencing with the coolant pump pinion.
Peg the pulley
(15), using a 5 mmdiameter peg at «d».
C3

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201
CHECKING AND SETTING THE VALVE TIMING
Engines: 9HZ 9HY
B1BP304D
Tools.
[1]
Flywheel setting peg: ().0194.C
[2]
Camshaft setting peg:().0194.B
[3]
Crankshaft setting peg: ().0194.A
Checking and setting the timing.
Removing.
Raise and support the vehicle, wheels hanging.
Disconnect the positive and negative terminals of the battery.
Remove: The front RH wheel.
The front RH splashshield.
The accessories drive belt
(see corresponding operation).
Uncouple: The fuel supply unions
(1).
The air/air heat exchanger inlet and outlet pipes
(3).
The exhaust line
(at the flexible pipe).
Disconnect the connecter at
«a».
Remove and move aside the power steering fluid reservoir
(6).
Uncouple, plug and move aside the tube
(2).
Support the engine with a roller jack equipped with a block.
Remove the engine supports
(4)and (5).
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