M.dan Citroen C4 2005 2.G Workshop Manual

Downloaded from www.Manualslib.com manuals search engine 150
ENGINESPECIAL FEATURES - CYLINDER HEAD TIGHTENING
Engines all types
B1DP1CLC
Cleaning to be carried out just prior to refitting the cylinder head.
WARNING: Clean the contact faces with the approved CITROËN cleaning product.
Do not use abrasives or cutting tools on the contact faces.
The contact faces must not bear any traces of impact or scratching.
Insert a tap in the threads of the holes in the cylinder block receiving the cylinder head bolts.
Brush the threads of the cylinder head bolts. Oil the threads and under the heads of the bolts, using MOLYKOTE G RAPID PLUS.
EnginesTightening Cylinder head bolts
(m.daN)(Max. reusable length in mm)
Pre-tightening2 ± 0,2
KFW - NFV
Angular tightening240° ± 5°175,5
Pre-tightening2 ± 0,2
8HX - 8HZ
Tightening4 ± 0,4 149
8HY
Angular tightening230° ± 5°
Pre-tightening2 ± 0,2
9HY - 9HZ
Tightening4 ± 0,4 147
9HX
Angular tightening260° ± 5°
NOTE: Tightening of the cylinder head after a repair is prohibited.
B1BP10LC
Angl.-t2-page135-239-2005 9/01/06 10:13 Page 150

Downloaded from www.Manualslib.com manuals search engine 161
ENGINE
B1EP1FUD
B1EP1FVC
AUXILIARY EQUIPMENT DRIVE BELT
Engine: RFJ
Tool.
[1]«Junior» T extension: (-).1608.E
Removing.
Engage tool [1]in the notch «a».
Exert on the roller (1)an effort upwards to hold it at maximum.
Remove the auxiliaries drive belt.
Carefully release the tensioner roller (1)to reach its minimum.
Remove tool[1].
IMPERATIVE: Check that the roller (1) turns freely
(without play and without tight spots).
Refitting.
If removing the auxiliaries drive belt tensioner roller, tighten the screws 2 ± 0,2 m.daN.
Engage tool [1]in the notch at «a».
Exert on the roller (1)an effort upwards to hold it at maximum.
Position the
(new)auxiliaries drive belt, in the following sequence:
- Auxiliaries drive pulley (4), aircon compressor pulley (3), tensioner roller (1)and alternator pulley (2).
IMPERATIVE: Make sure that the auxiliaries drive belt is correctly positioned in the grooves of
the various pulleys.
Release the tensioner roller (1).
Remove tool [1].
Checking the tension of the auxiliaries drive belt.
Check the tension of the auxiliaries drive belt:
- Mark «b»at the level of mark «c», new belt.
- Mark «b»at the level of mark «d», belt to be changed.
C4
Angl.-t2-page135-239-2005 9/01/06 10:14 Page 161

Downloaded from www.Manualslib.com manuals search engine 163
ENGINE
AUXILIARY EQUIPMENT DRIVE BELT
Engine: RFN
Without air conditioning
Removing.
Raise and support the vehicle, wheels hanging.
Remove the front RH wheel, the plastic pins and the splash-shield.
Detension the belt (3)by turning the tensioner roller (1)by means of the
screw (2)
(clockwise).
NOTE:Screw (2)has a left hand thread.
Compress the tensioner roller (1).
Remove the auxiliaries drive belt (3).
IMPERATIVE: Check that the rollers (4) and (5) turn freely
(without play
and without tight spots).
Refitting.
Compress the tensioner roller (1).
Fit the auxiliaries drive belt (3).
IMPERATIVE: Make sure that the auxiliaries drive belt is correctly
positioned in the grooves of the various pulleys.
Complete the refitting.
Tightening torques:
- Tensioner roller screw (4) : 2 ± 0,2 m.daN.
- Guide roller screw (5) : 3,5 ± 0,,3 m.daN.
- Wheel bolts: 9 ± 1 m.daN.
B1BP23PCB1BP23QCB1BP23RC
With air conditioning
C4
Angl.-t2-page135-239-2005 9/01/06 10:14 Page 163

Downloaded from www.Manualslib.com manuals search engine 164
ENGINE
B1BP39AC
B1BP23RC
AUXILIARY EQUIPMENT DRIVE BELT
Engine: RFK
Tools.
[1]Detensioning lever for auxiliaries drive belt tensioner roller:
Dynamic spanner extension: FACOM SJ.214
Adaptor for socket 9x12 : FACOM J.274
Polygon socket 9x12 : 016
Removing.
Raise and support the vehicle, wheels hanging.
Remove the front RH wheel, the plastic pins and the splash-shield.
Turn the tensioner roller(1)by the screw (2)
(anti-clockwise), using tool [1]to detension the belt (3).
NOTE: Screw (2)has a left hand thread.
Remove the auxiliaries drive belt (3).
Refitting.
IMPERATIVE: Check that the rollers (4) and (5) turn freely
(without play and without tight spots).
Refitting.
Compress the tensioner roller (1), using tool [1].
Fit the auxiliaries drive belt (3).
IMPERATIVE: Make sure that the auxiliaries drive belt is correctly positioned in the grooves of
the various pulleys.
Complete the refitting.
Tightening torques:
- Tensioner roller screw (4)tighten to: 2 ± 0,2 m.daN.
- Guide roller screw (5)tighten to: 3,5 ± 0,3 m.daN.
C4
Angl.-t2-page135-239-2005 9/01/06 10:14 Page 164

Downloaded from www.Manualslib.com manuals search engine 170
ENGINEAUXILIARY EQUIPMENT DRIVE BELT
Without power-assisted steering
Tool.
[1]Belt tension measuring instrument: 4122-T
Removal.
Loosen the screws (2).
Tighten the screw (1)until it is against its stop.
Remove the belt.
Refitting.
Refit the belt.
Fit the tool [1] on the belt at "d".
Tighten the screw (1)to obtain: 106 ± 10 SEEMunits.
Tighten the screws (2)to 2 m.daN.
Remove the tool [1].
B1BP1SECB1BP1SDC
Engine: WJY
XSARA
Angl.-t2-page135-239-2005 9/01/06 10:14 Page 170

Downloaded from www.Manualslib.com manuals search engine 171
ENGINE
XSARAAUXILIARY EQUIPMENT DRIVE BELT
Without power-assisted steering, with air conditioning
Tool.
[1] Belt tension measuring instrument: 4122-T
Removal.
Loosen the screws (1).
Tighten the screw (2)until it is against its stop.
Remove the belt.
Refitting.
Refit the belt.
Fit the tool [1] at "e".
Tighten the screw (2)to obtain: 106 ± 10 SEEMunits.
Tighten the screws (1)to 2 m.daN.
Remove the tool [1].
B1BP1SGCB1BP1SFC
Engine: WJY
Angl.-t2-page135-239-2005 9/01/06 10:14 Page 171

Downloaded from www.Manualslib.com manuals search engine 173
ENGINE
AUXILIARY EQUIPMENT DRIVE BELT
Engine: WJY
Power-assisted steering, without air conditioning (continued)
XSARA
Refitting.
Refit the belt.
Place the tool [1]on belt at "f".
WARNING: Position tool [1] with the knob downwards.
Tighten the nut (2)to obtain a value of:
Reused belt:
- Keep the value taken at removal.
New belt:
- Tension should be 110 SEEMunits.
- Tighten the screw (1)to 9.5 m.daN.
- Check belt tension, using tool [1].
Tension should be 144 ± 3 SEEMunits.
- Remove the tool [1].
- Start the engine and run it for 10 seconds.
- Stop the engine.
- Place the tool [1]on the belt at "f".
- Tension should be 130 ± 4 SEEMunits.
- Remove the tool [1].
B1BP1SJD
Angl.-t2-page135-239-2005 9/01/06 10:14 Page 173

Downloaded from www.Manualslib.com manuals search engine 177
ENGINE
XSARA - XSARA PICASSO AUXILIARY EQUIPMENT DRIVE BELT
Engines: RHY - RHZ
Without air conditioning (continued)
Refitting.
Re-used belt.
Compress the tensioner roller (2)by action at «a»
(in anti-clockwise direction), tool [4].
Refit the belt.
WARNING: Respect the belt-fitting direction.
Remove the tool [4].
New belt.
Refit the belt.
Turn the eccentric roller (3), tool [1]
(clockwise)to free the tool [2]from
its pegging at «b».
Hold the eccentric roller (3), tool [1]and tighten the screw (1)to 4.3 m.daN.
Remove the tool [2].
Rotate the crankshaft 4 timesin the direction of rotation.
Check that it is possible to peg at «b», tool [3].
If not possible to peg, restart the adjustment.
B1BP1YMD
Angl.-t2-page135-239-2005 9/01/06 10:14 Page 177

Downloaded from www.Manualslib.com manuals search engine 179
ENGINE
XSARA - XSARA PICASSO
AUXILIARY EQUIPMENT DRIVE BELT
Engines: RHY - RHZ
With air conditioning (continued)
Refitting.
Re-used belt.
Compress the tensioner roller (7)by action at «c»
(in anti-clockwise direction), tool [4].
Refit the belt.
WARNING: Respect the direction belt was fitted.
Remove the tool [4].
New belt.
Refit the belt.
Turn the eccentric roller (5), tool[1]
(clockwise)to free the tool [2]from its pegging
at «d».
Hold the eccentric roller (5), tool [1]and tighten the screw (6)to 4.3 m.daN.
Remove the tool [2].
Rotate the crankshaft 4 timesin the direction of rotation.
Check that it is possible to peg at «d», tool [3].
If not possible to peg, restart the adjustment.
B1BP1YND
Angl.-t2-page135-239-2005 9/01/06 10:14 Page 179

Downloaded from www.Manualslib.com manuals search engine 186
ENGINECHECKING AND SETTING THE VALVE TIMING
Engines: KFW - NFV
Refitting the timing belt.
NOTE :Check that the pegs [1]and [2]are in place.
WARNING: Respect the direction of fitting of the belt: The arrows "a" indicate the direction of rotation of
the crankshaft.
Position:
-The timing belt, belt "b"well-tensioned in the following order: Crankshaft pinion, camshaft pulley, coolant pump
pulley, tensioner roller.
- Tool [5]
(respect the direction of fitting relative to the valve timing).
- Put the tensioner roller in contact with the belt.
- Tighten the nut (2).
Pre-tensioning the belt.
Place tool [4] on the tensioned part "b"of the belt.
Slacken the screw (2).
Turn the roller (3)in the anti-clockwise direction using the drive square, to obtain a value of: 44 SEEMunits.
Tighten the nut (2) to 2 m.daN.
Remove tools [1], [2] and [4].
Rotate the crankshaft 4 turnsin the normal direction of rotation.
IMPERATIVE: Never turn the crankshaft backwards.
B1EP06AC
B1EP069C
XSARA - XSARA PICASSO
Angl.-t2-page135-239-2005 9/01/06 10:14 Page 186