Camshaft sealing ring
Remove the toothed belt.
Unscrew the bolt securing the camshaft timing belt pulley and remove the pulley.
Pic. 3.3–63. Valve mechanism: 1 – a cover of the bearing of a camshaft of inlet valves; 2 - nuts, 15 Nm; 3 - bolt, 10 Nm; 4 - nuts, 15 Nm; 5 - nut, 10 Nm; 6 - bolt, 10 Nm; 7 – a cover of the bearing of a camshaft of final valves; 8 – a camshaft of inlet valves; 9 – a camshaft of final valves; 10 – hydraulic pusher; 11 - bolt, 10 Nm; 12 - vacuum pump; 13 - persistent half ring; 14 – a head of the block of cylinders; 15 - exhaust valve; 16 - inlet valve; 17 - sealing ring; 18 - camshaft pulley; 19 - bolt, 75 Nm; 20 - oil deflector cap; 21 - valve spring; 22 - valve spring support; 23 - crackers; 24 – hydraulic pusher; 25 - lever support; 26 - lever
Pic. 3.3–64. Using a 2085 camshaft seal ring remover
Use the 2085 O-Ring Remover to remove the O-ring (see fig. 3.3–64). Unscrew the inner part of the puller six turns from the outer part of the puller and fix both parts firmly.
Install the puller on the camshaft and, pressing firmly, screw it into the sealing ring. Unlock both parts of the puller and, rotating the inside of the puller, remove the O-ring. Remove the O-ring from the puller.
Clean the seat of the O-ring.
Lubricate the lip and outer surface of the new O-ring with engine oil before installing it.
Pic. 3.3–65. Using Drift 3241 to Install the Camshaft O-Ring
Mandrel 3241 (pic. 3.3–65) install the sealing ring on the camshaft and, using the pulley mounting bolt, press the sealing ring into the seat.
Install the camshaft timing belt pulley and toothed belt.
Camshaft
Withdrawal
Before disconnecting the battery, find out if you have a radio activation code.
Turn off the ignition and disconnect the wire «masses» from the battery.
Remove the cylinder head cover.
Remove the toothed belt from the camshaft pulleys.
Pic. 3.3–58. The location of the screws for fixing the left (1), top (2) and right (3) toothed belt covers
Turn away screws and remove the top section 2 casings of a gear belt (see fig. 3.3–58).
Turn away screws and remove left 1 and right 3 casings of a gear belt.
Pic. 3.3–66. Arrangement of nuts of fastening of fixing plates of atomizers
Unscrew the nuts, remove the fixing plates and, pulling the top, remove the nozzles (pic. 3.3–66).
Mark the installation position of the rocker arms with a marker.
Loosen the bearing cap screws and remove camshafts.
Installation
Check that the crankshaft is locked with set screw 3242.
Unscrew the stud located at the end of the camshaft from the cylinder head.
Make sure the thrust washers are in place.
Check the condition and position of the rocker arms and hydraulic tappets.
Pic. 3.3–67. Using Tool 3458 to Correctly Install Camshafts
Install the intake camshaft in place so that tool 3458 can be installed in the end of the shaft (pic. 3.3–67).
Pic. 3.3–68. Location and numbering of camshaft bearing caps
Install bearing caps 1 and 5 and secure with bolts (pic. 3.3–68).
Install the exhaust camshaft in place so that tool 3458 can be inserted into the end of the shaft.
Fit bearing caps 0 and 4 and secure with bolts (see fig. 3.3–68).
Recheck the position of the rocker arms and hydraulic tappets.
Clean the mating surfaces on the cylinder head and outer camshaft covers.
Pic. 3.3–69. Sealant application areas on the right inner rear cover.
Apply a thin layer of sealant to the mating surface of the right inner rear cover (fig 3.3–69).
Pic. 3.3–70. Where to apply the sealant layer on the outer rear or front right cover
Apply a thin layer of sealant to the mating surface of the outer rear or front right cover (pic. 3.3–70).
Install the outer covers.
Install the remaining covers and tighten the nuts of their fastening to the required torque.
Screw in the pin.
Further installation is carried out in the reverse order of removal.
Install the toothed belt.
Install the cylinder head cover.
Wait 30 minutes before starting the engine to allow the hydraulic tappets to return to normal, otherwise the pistons may hit the valves.
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