Citroen Xantia + Introduction + Operation manual + Routine maintenance - Engine repair + the Repair procedures which are not demanding extraction of the engine from the car - petrol engines - The repair procedures which are not demanding extraction of the engine from the car - diesel engines Measurement of kompressionny pressure and engine check on tightness Fixing cranked / distributive shaft and TNVD for the purpose of prevention of casual hit of valves in contact to pistons in the course of performance of procedures of service of the car Removal and installation of a cover of a head of cylinders Removal and installation of a pulley of a cranked shaft Removal and installation of covers of a gas-distributing belt Belt of a drive of GRM - the general information, removal, check of a condition and installation Removal and installation of cogwheels of a belt of a drive of GRM Removal and installation of components of the right support of the power unit and natyazhitel of a gas-distributing belt Removal and installation of an intermediate roller of a gas-distributing belt Removal, check of a condition and installation of a camshaft and pushers of valves Check and adjustment of klapanny gaps Removal and installation of a head of cylinders Removal and installation of the pallet of a case Removal, check of a condition and installation of the oil pump with a driving chain Replacement of epiploons Sensors of level, pressure and temperature of impellent oil - the general information Removal, check of a condition and flywheel installation / driving disk Check of a condition and replacement of support of a suspension bracket of the power unit Removal and installation of a maslookhladitel + Removal and major maintenance of the engine + Systems of cooling, heating + Power supply system and release + engine Electric equipment + Coupling + Transmission + Power shafts + Uniform hydraulic system + Brake system + Running gear and steering + Body and salon furnish + Onboard electric equipment + electric equipment Schemes
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Removal and installation of components of the right support of the power unit and natyazhitel of a gas-distributing belt
General information
Natyazhitel of a gas-distributing belt is put in action by means of a spring and a plunzher placed in an arm of the right support of the power unit. The support fastens to a car body by means of a separate arm.
Arm of fastening of the right support of the power unit to a body
Removal
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1. Before starting arm removal, it is necessary to hang out the power unit, it is preferable by means of the winch (a rigging it is necessary to fix to an eye located in the right part of the engine). Alternatively, the engine can be propped up from below a telezhechny jack (between a head of a jack and the case pallet for distribution of loading it is necessary to lay wooden whetstone). In any case it is necessary to prepare to that at arm removal the engine will bend back. 2. Release clamps and take aside all disturbing to arm removal hoses and electric wires (it is necessary to release from similar elements as assembly of a support of the power unit, and the top support of a suspension bracket). |
3. Turn out two fixing bolts and remove the bent fixing plate established in the top part of a support. |
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4. For the purpose of ensuring access to a nut of fastening of an arm take from support assembly the rubber buffer. |
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5. Give three nuts of fastening of an arm to a support and one nut of its fastening to a body element. Remove an arm.
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Installation
Installation is made upside-down. Track observance of the efforts of a tightening of fixture stipulated in Specifications.
Natyazhitel of a gas-distributing belt and arm of the right support of the power unit
Removal
Forward end face of the power unit
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1 — Bolts of fastening of an arm of a support of the power unit 2 — Plunzher of a natyazhitel of a gas-distributing belt |
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1. Remove an arm of fastening of a support to a body (see above), then remove a belt of a drive of auxiliary units. 2. If yet did not do it, prop up the power unit a telezhechny jack. For distribution of loading lay between the pallet of a case and a jack head wooden whetstone. 3. If used for engine posting the winch, disconnect an elevating rigging from the right eye of the engine - the last fastens to an arm of a support of the power unit. 4. Turn out two fixing bolts and remove an arm of a support of the power unit. 5. Achieve combination of blocking openings (see. Fixing cranked / distributive shaft and TNVD for the purpose of prevention of casual hit of valves in contact to pistons in the course of performance of procedures of service of the car) also fix camshaft and TNVD cogwheels, and also a flywheel. At all do not allow a provorachivaniye of the blocked engine. 6. Release an axial nut and an adjusting bolt of a natyazhitel and develop a support of the last counter-clockwise so that the adjusting bolt appeared in the middle of a directing groove. Tighten a bolt, having fixed a natyazhitel in new situation. In case of need use for deployment of a natyazhitel by a 10-millimetric drive to a face key which is entered into a special square opening in an arm. 7. Mark with an arrow the initial direction of rotation of a gas-distributing belt and throw off the last from the cogwheels. 8. Now it is necessary to prepare the adaptation for fixing of a plunzher of a natyazhitel in an arm of a support of the power unit. |
9. The Citroёn company the special firm tool entered into two bottom boltovy openings in an arm of a support is issued. Equivalent replacement to such blokirator can be made of as appropriate bent metal plate and pair of 10-millimetric bolts with nuts. |
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10. Turn out two bottom bolts of fastening of an arm of a support and establish in the released openings a firm or self-made blokirator (see also illustration
the Forward end face of the power unit) which internal surface it is necessary to grease with dense greasing in order to avoid damage of a plunzher. Give an axial nut and an adjusting bolt and remove assembly of a natyazhitel. |
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11. Turn out two remained bolts of fastening of an arm of a support and remove the last from the unit. 12. Drown a plunzher in a support arm, then remove a blokirator and take a plunzher and a spring. |
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Installation Installation is made upside-down. Pay attention to the next moments: a) Track observance of demanded efforts of a tightening of fixture; b) Installation and a tension of a gas-distributing belt make according to the instructions provided in the section the Belt of a drive of GRM - the general information, removal, check of a condition and installation; c) The description of procedure of installation of a belt of a drive of auxiliary units is provided in Head Routine maintenance.
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