manual - Comunidad Util
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1. AST4519 TDC Positioning Tool Use with suitable DTI not included in set Motor cigiienal posici n TDC correcta se establece utilizando la herramienta AST4519 junto con un DTI adecuado Dial Gauge como AST3054 10 Retire la buj a del cilindro n 1 Instale el DTI para Herramienta AST4519 y asegure con el tornillo de mariposa Tornillo AST4519 plenamente en el orificio de la buj a del cilindro n 1 Girar el cigiienal en la direcci n normal de rotaci n del motor de manera que el pist n reacciona sobre el pasador indicador de AST4519 y a su vez mueve la aguja de la DTI TDC se logra cuando la aguja alcanza su lectura m s alta y antes de que empiecen a moverse en la direcci n inversa 2 5 4845A 01 AST4846 Camshaft Setting Plate Inserte AST4846 Configuraci n de la Plata en los recreos y los dos agujeros en la parte posterior de los rboles de levas NOTA TOP marcado en el puente central de la placa de calado debe ser en la parte superior Si AST4846 Ajuste Plate no se puede instalar la sincronizaci n del motor es incorrecta y debe ser ajustado AUTO SERVICE TOOLS O Auto Service Tools Limited 2010 Adjusting valve timing WARNING On the rear face of the crankshaft gear is a raised lug This lug locates in to a recess in the crankshaft setting the position and providing a positive connection between gear and crankshaft Care must be taken when refitting the crankshaft pulley centre b2. rbol de levas de gasolina son de inyecci n directa FSI inyecci n de combustible estratificado y son CADENA El combustible se inyecta directamente en la c mara de combusti n y un sistema de carril com n se utiliza con presiones de funcionamiento en 40 110 bar Hay varias variantes de estos motores algunas con distribuci n variable VVT en el rbol de levas de admisi n Versiones con turbocompresor actualidad se han introducido TFSi AST4845A FSi TFSi Engine Setting Locking Tool Kit Comprises AST4519 TDC Positioning Tool use with suitable DTI AST4846 Camshaft Setting Plate AST4593 1E Chain Tensioner Locking Pin AST4851 Crankshaft Locking pin Checking valve timing Retire la caja del filtro de aire el escape de la valvula de recirculaci n de gases y de la placa de la cubierta en la parte trasera de los rboles de levas IMPORTANT Compruebe que los orificios de la parte posterior de los rboles de levas est n colocados como se muestra en el diagrama 2 Si no es as girar el cigiije al una vuelta m s 360 y establecer la posici n PMS del cilindro n 1 utilizando AST4519 y el DTI WARNING Si bien el establecimiento de TDC en estos motores el cigile al no debe convertirse o se le permite moverse mas de 0 01 mm pas posici n TDC Si esto ocurre apague el cigiije al hacia atr s en sentido contrario a la rotaci n aprox 45 y luego de nuevo hacia delante a la posici n PMS del cilindro n 1
3. Product Information AST4845A Petrol Engine Twin Camshaft Setting Locking Tool Kit Associated Tools AS14844 Camshaft Sprocket Holding Tool AST4634 Crankshaft Pulley Holding Tool AST4845A Associated Tool AST4844 Associated Tool AST4634 IMPORTANT Consulte siempre las instrucciones de servicio del fabricante del vehiculo o manual de propietario para establecer los procedimientos y datos actuales Informaci n de producto Juegos de detalle aplicaciones y el uso de las herramientas con las instrucciones generales previstas s lo como una gu a mA O Auto Service Tools Limited 2010 Applications V W GROUP 1 4 1 6 FSi and 1 4 T F Si Petrol engines CHAIN DRIVE in AUDI A3 SEAT Ibiza Leon Altea XL SKODA Fabia II Roomster Octavia Il Superb Il VOLKSWAGEN Polo Golf Golf Plus Jetta Eos Scirocco Tiguan Passat Touran FSi engines AXU BAG BKG BLF BLN BLP and BTS TFSi engines BLG BMY BWK CAVA CAVB CAVC CAVD CAVE CAVF CAXA CAXC CDGA Additional AST Tools required AST4844 Camshaft Sprocket Holding Tool AST4634 Crankshaft Pulley Holding Tool AST3054 10 DTI or other suitable Dial Gauge Kit contents spares ltem Part Number Description 1 AST4519 TDC Positioning Tool use with a Suitable DTI such as AST3054 10 2 AST4846 Camshaft Setting Plate 3 AST4593 1E Tensioner Locking Pin 4 AST4851 Crankshaft Locking pin 4845A 01 Estos motores VW 1 4 y 1 6 Doble
4. achined face on one of the crankshaft webs with the end of the AST4851 Pin Fit AST4851 Crankshaft Locking Pin and tighten to 30Nm Using AST4844 Sprocket Holding Tool to counter hold the sprockets tighten standard camshaft sprocket bolts to 50Nm and VVT unit bolts to 40Nm WARNING When tightening bolts the crankshaft MUST NOT be allowed to turn and the timing chain should remain tensioned on both sides For 1 4TFSi engines Remove Crankshaft Locking Pin AST4851 Remove AST4846 Camshaft Setting Plate Turn the crankshaft two full turns in the normal direction of engine rotation returning to TDC position No1 cylinder using AST4519 and DTI Refit AST4846 to check camshaft position If it this is not possible repeat the Timing Adjustment procedure For 1 4TFSi engines Refit AST4851 Crankshaft Locking Pin and tighten in place to 30Nm AUTO SERVICE TOOLS Auto Service Tools Limited 2010 Remove the AST4846 Camshaft Setting Plate Counter hold the camshaft sprockets using AST4844 Sprocket Holding Tool and tighten both sprocket bolts a further 90 ensuring that the sprockets do not turn on the camshafts NOTE When installing the rear camshaft cover new seals will be required Refitting the crankshaft pulley timing chain cover IMPORTANT A NEW crank pulley bolt MUST be fitted Later type drilled head bolt Two variants of crankshaft pulley bolt have been used on these engines The early type i
5. he specified torque setting For 1 4TFSi engines Remove AST4851 Crankshaft Locking Pin A final stage timing check MUST be carried out to check the valve timing is correct Turn the crankshaft two full turns in the normal direction of engine rotation returning to TDC No1 cylinder using AST4519 and DTI Check the camshaft position by fitting AST4846 Camshaft Setting Plate Remove all tools and re assemble the vehicle AUTO SERVICE TOOLS Auto Service Tools Limited 2010 5 5 4845A 01
6. olt to ensure that the lug on the crankshaft gear is located into the recess in the crankshaft Failure to do so could result in damage to the engine AUTO SERVICE TOOLS O Auto Service Tools Limited 2010 Using AST4634 Crankshaft Pulley Holding Tool as a counter hold Associated Tool not in set release and remove the pulley centre bolt Remove the crankshaft pulley in order to remove the timing chain cover Refit the pulley and bolt ensuring correct crank gear location on the crankshaft to facilitate rotation of the engine Position the engine at TDC No 1 cylinder using AST4519 Tool and DTI ensuring the piston is at the top of its compression stroke as described earlier in Checking valve timing AST4593 1E Tensioner Locking Pin Turn the crankshaft against direction of engine rotation by 45 and push the chain guide rail against the chain tensioner piston Insert AST4593 1E Pin to lock the piston in position IMPORTANT Mark the timing chain with direction of rotation WARNING On engines fitted with VVT the Camshaft Timing Adjuster bolt inlet camshaft sprocket has a LEFT HAND THREAD 3 5 4845A 01 Remove the camshaft sprockets VVT unit timing chain and bolts using AST4844 Sprocket Holding Tool Associated Tool not in set as a counter hold whilst releasing the sprocket bolts Refit the sprockets VVT unit with new bolts DO NOT refit the chain at this stage Tighten standard camshaft
7. s identified by having a solid bolt head while the later bolt has a drilling in the bolt head The early type solid head is tightened to a torque of 9ONm 90 The later type drilled head is tightened to a torque of 190Nm 180 Check that the crankshaft is positioned at TDC on Not cylinder using AST4519 and DTI For 1 4TFSi engines fit the Crankshaft Locking Pin AST4851 and tighten in place to 30Nm WARNING On the rear face of the crankshaft gear is a raised lug This lug locates in a recess in the crankshaft setting the position and providing a positive connection between gear and crankshaft Care must be taken when refitting the crankshaft pulley centre bolt to ensure that the lug on the crankshaft gear is located into the recess in the crankshaft Failure to do so could result in damage to the engine Auto Service Tools Ltd Redditch B98 ORD England Tel 44 0 1527 528848 Fax 44 0 1527 517174 Email sales asttools co uk Website www asttools co uk Using AST4634 Crankshaft Pulley Holding Tool as a counter hold remove the old crankshaft bolt and pulley then refit the timing chain cover Refit the crankshaft pulley using a new bolt and tighten finger tight ensuring correct crankshaft gear location Re check camshaft position using AST4846 and crankshaft position using AST4519 and DTI Remove Camshaft Setting Plate AST4846 Using the AST4634 Holding Tool as a counter hold tighten the crankshaft bolt to t
8. sprocket bolts to 80Nm and WT unit bolts to 40Nm Turn the camshafts until the AST4846 Setting Plate can be inserted in to the recesses and the two holes in the rear of the camshafts NOTE TOP marked on the centre bridge of the Plate must be at the top Counter hold the sprockets using AST4844 Sprocket Holding Tool and slacken the camshaft sprocket VVT unit bolts DO NOT use AST4846 Setting Plate as a counter hold tool Remove one of the camshaft sprockets install the timing chain and refit the camshaft sprocket Tighten sprocket bolts finger tight only so that the camshaft sprockets VVT unit can still turn freely on the camshafts Apply tension to the timing chain by removing the AST4593 1E Pin from the tensioner Turn the crankshaft in the normal direction of engine rotation and using AST4519 and DTI establish TDC at No 1 cylinder 4 5 4845A 01 WARNING Whilst establishing TDC on these engines the crankshaft MUST NOT be turned or be allowed to move more than 0 01mm passed TDC position If this occurs turn the crankshaft backwards against direction of rotation approx 45 and then forward again to TDC No 1 cylinder position Oil sump removed to show crankshaft pin locking position against crankshaft web AST4851 Crankshaft Locking Pin 1 4 TFSi engines only On 1 4 TFSi engines a Crankshaft Locking Pin is used when adjusting the timing This pin sets the crankshaft at TDC position by contacting a m
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