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ENGINECHECKING AND SETTING THE VALVE TIMING
Engines: 6FZ - RFN
Setting the timing (continued).
A: Pegging on the manualgearbox.
B: Pegging on the automaticgearbox.
Peg:
- The crankshaft, using tool [2].
- The camshaft pulleys (5)and (6), using tool [1].
Remove:
- The screw (3)of the crankshaft pulley (2).
- The lower timing cover (4)
(by moving the engine).
IMPERATIVE: Never remove the crankshaft pulley (2) without pegging the crankshaft
and the camshafts.
Slacken the screw (9)of the tensioner roller (8).
Turn the tensioner roller (8)
(clockwise).
Remove the timing belt (7).
IMPERATIVE: Systematically replace the following components: timing belt, exhaust
manifold fixing nuts, timing belt tensioner roller nut.
B1BP2V3DB1EP1BBD
XSARA - XSARA PICASSO
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ENGINECHECKING AND SETTING THE VALVE TIMING
Engine: RFK
Checking and setting the timing (continued).
Peg the camshaft pulleys (6)and (7), using tool [1].
Remove:
- The screw (4).
- The crankshaft pulley (3).
- The lower timing cover (5).
IMPERATIVE: Never remove the crankshaft pulley (3), without pegging the
crankshaft and the camshafts.
Slacken the screw (10)of the tensioner roller (9).
Turn the tensioner roller (9)
(clockwise).
Remove the timing belt (8).
B1EP1GWD
C4
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ENGINECHECKING AND SETTING THE VALVE TIMING
Engine: RFK
Tensioning the timing belt.
Turn the tensioner roller (9)anti-clockwise, using a hexagonal spanner at «c».
Place the index «a»in position «e».
IMPERATIVE: The index «a» should go past the slot «f» by an angular value of 10°.
If it does not, replace the tensioner roller or the tensioner roller and timing belt assembly.
Then bring the index «a»to its adjustment position «f», by turning the tensioner roller in the direction
of the arrow «d».
WARNING: The index «a» must not go past the slot «f».
If it does, restart the operation to tension the timing belt.
IMPERATIVE : The tensioner roller must not turn during the tightening of its fixing. If it does
turn, restart the operation to tension the timing belt.
Tighten the screw (10)of the tensioner roller (9)to 2,1 ± 0,2 m.daN.
IMPERATIVE: The hexagonal tensioner roller drive should be at approx. 15° below the level of
the cylinder head gasket «g».
Otherwise, replace the tensioner roller or the tensioner roller and timing belt assembly.
B1EP1GXD
B1EP1GZC
C4
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ENGINE
CHECKING AND SETTING THE VALVE TIMING
Engines: 8HX - 8HZ
B1EP18EC
Checking the setting (continued).
Remove:
- The accessories drive belt.
- The accessories drive pulley.
- The lower timing cover (3).
IMPERATIVE: The magnetic track should show no signs of damage
and should not be approached by any other source of magnetism.
Reposition the screw (2).
Remove tool [3].
Rotate the engine by means of the crankshaft pinion screw (2)
(clockwise), to bring it to the pegging position.
Position the tool [4].
Peg the crankshaft pinion (1), using tool [5].
Peg the high pressure pump pinion, using tool [5].
NOTE: Index «a»of the roller tensioner must be centred within
the area «b».
Check the correct positioning of index «a».
Remove tools [4]and [5].
Rotate the engine ten times.
Fit the tools [4]and [5].
If pegging is not possible, carry out the operation to remove/refit the
timing belt
(see corresponding operation).
B1JP03SCB1EP18DCB1EP18FC
XSARA
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ENGINE
CHECKING AND SETTING THE VALVE TIMING
Engines: 8HX - 8HZ
Setting the timing (continued).
Remove the tool [3].
Rotate the engine by means of the crankshaft pinion screw (2)
(clockwise), to bring it to the pegging position.
Peg the camshaft pulley, using tool [4].
Peg:
- The crankshaft pinion (6), using tool [5].
- The high pressure pump pinion, using tool [5].
Support the engine with the aid of a roller jack equipped with a chock.
Remove:
- The RH engine support (7).
- The intermediate engine support
(right hand side)(8).
B1JP03SCB1EP18DCB1EP195CB1BP2LYC
XSARA
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ENGINE
CHECKING THE VALVE TIMING
Engines: 9HX - 9HY - 9HZ
Turn the engine in the normal direction of rotation until the peg [1]engages in the setting hole.
Peg the flywheel at «b», using tool [1].
Move aside the electrical harness (6).
Remove:
- The engine support (7).
- The screw (8).
- The accessories drive pulley (9).
- The lower timing cover (10).
- The upper timing cover (11).
- The tool [1].
Refit the screw (8).
Rotate the crankshaft six times
(clockwise).
IMPERATIVE: Never turn it backwards.
B1BP305C
B1EP1HJD
C4
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ENGINE
CHECKING AND SETTING THE VALVE TIMING
Engines: 9HX - 9HY - 9HZ
Checking and setting the timing (continued).
Peg the crankshaft at «e», using tool [3].
Remove:
- The timing belt protector (13).
- The engine speed sensor (14).
Slacken the screw (12)of the tensioner roller and keep it slackened using an allen spanner at «d».
Detension the timing belt by pivoting the tensioner roller
(clockwise).
Remove the timing belt, starting with the coolant pump pinion.
Checks.
ESSENTIAL: Just prior to refitting, proceed to the checks as below.
Check:
- That the rollers and the coolant pump pulley turn freely
(without play and without tight spot).
- That there are no signs of oil leaks (at the crankshaft and camshaft seals).
- That there are no leaks of coolant fluid (at the coolant pump).
- That the track of the engine speed sensor target (14)is not damaged or scratched.
Replace any components that are defective
(if necessary).
B1EP1HMC
C4
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ENGINE
CHECKING AND SETTING THE VALVE TIMING
Engines: 9HX - 9HY - 9HZ
Adjusting the timing belt tension.
Act on the tensioner roller (18)to align the marks «j»and «h», avoiding detensioning the timing belt,
using an allen spanner at «d».
Should this fail, repeat the operation to tension the timing belt.
Hold the tensioner roller (18).
Tighten the tensioner roller fixing nut to 3,7 ± 0,3 m.daN.
Check the position of the tensioner roller
(the alignment of the marks «j» and «h»should be correct).
Remove tools [2]and [3].
Rotate the crankshaft six times
(clockwise).
IMPERATIVE: Never rotate the engine backwards.
WARNING: Do not touch or damage the track of the target of the engine speed sensor (14).
Peg the crankshaft, using tool [3].
Check the position of the tensioner roller
(the alignment of the marks «j»and «h»should be correct).
If this is not the case, repeat the operation to tension the timing belt.
Peg the camshaft pulley, using tool [2].
B1EP1HNC
C4
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