Sealing Flange, Belt Pulley Side

WARNING: This page is about a different variant/trim than selected.

Special tools and workshop equipment required

Counter Support 3415
Assembly Tool T10053
Hand drill with plastic brush attachment
Protective eyewear
Sealant.

Removing

-- Toothed belt, removing. Refer to TOOTHED BELT .

-- Remove the toothed belt crankshaft sprocket bolt using the 3415.

Fig 1: Counter-Holding Crankshaft Toothed Belt Sprocket With 3415

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-- Remove the bolt -1- and then remove the toothed belt sprocket crankshaft -2- and the diamond disc -3-.

Fig 2: Identifying Center Bolt, Crankshaft Toothed Belt Gear & Diamond Disc

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-- Remove the bolts -1 through 11-.

Fig 3: Identifying Ribbed Belt Pulley Side Sealing Flange - Tightening Sequence

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-- Carefully pry up sealing flange.

-- Remove the damper roller from the sealing flange, if necessary. Refer to TOOTHED BELT DRIVE OVERVIEW .

Installing

Tightening specifications, refer to Figure.

Installation is done is reverse order, observe the following:

CAUTION:

Risk of contaminating lubrication system with sealant residue.

Lay clean cloth over open part of oil pan.

-- Carefully remove sealant residue on cylinder block and oil pan.

WARNING:

Risk of eye injury.

Wear protective eyewear.

-- Remove sealant residue on sealant flange, for example with a rotating plastic brush.

Fig 4: Identifying Rotating Plastic Brush

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-- Clean the sealing surfaces; they must be free of oil and grease.

NOTE:

Note the expiration date of the sealing compound.

-- Cut the tube nozzle at the front marking (nozzle diameter approximately 2 mm).

Fig 5: Cutting Tube Nozzle At Front Marking (Nozzle Diameter Approx. 2 mm)

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-- Apply a thin bead of sealant -arrows- on edge between cylinder block and oil pan.

Fig 6: Applying Thin Bead Of Sealant To Edge Between Cylinder Block And Oil Pan

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CAUTION:

The lubrication system could be plugged with excess sealant.

Do not apply sealant bead thicker than indicated.

-- Apply the sealant bead -arrow- to the clean sealing surfaces of the sealing flange as shown in the illustration.

Fig 7: Applying Silicone Sealant Bead To Clean Sealing Surface Of Sealing Flange

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Thickness of sealant bead: 2 to 3 mm.

-- Lightly coat lower sealing surface -shaded- on sealing flange with sealant.

Fig 8: Lightly Coating Lower Sealing Surface Of Sealing Flange With Sealant

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NOTE:

The sealing flange must be installed within 5 minutes after applying the sealant.

-- Carefully push the sealing flange onto the pins on the cylinder block.

NOTE:

To install the sealing flange with installed seal, use the guide sleeve T10053/1.

-- Tighten the sealing flange. Refer to Figure.

Fig 9: Identifying Ribbed Belt Pulley Side Sealing Flange - Tightening Sequence

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-- Install the crankshaft toothed belt sprocket. Refer to Figure.

Fig 10: Counter-Holding Crankshaft Toothed Belt Sprocket With 3415

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-- Install toothed belt (adjust timing), refer to INSTALLING (ADJUSTING VALVE TIMING) .