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Disassembling and assembling pistons and conrods > < Removing and installing drive plate

Octavia Mk1

Removing and installing the sealing flange on the belt pulley side
Removing and installing the sealing flange on the belt pulley side
Special tools and workshop equipment required
t  Counterholder -MP 1-310- or -T30004 -
t  Insertion sleeve from -MP 1-314-
t  Silicone sealant -D 176 404 A2-
Removing
–  Remove V-ribbed belt → Chapter.
–  Removing toothed belt → Chapter.
   
–  Remove timing belt gear from the crankshaft. To this end lock the toothed belt gear with counterholder -MP 1-310 - or -T30004-.
  Note
When screwing on the counterholder place -MP 1-310- 2 washers between the timing belt gear and the counterholder.
–  Drain engine oil.
–  Removing the oil pan → Chapter.
–  Unscrew sealing flange on belt pulley side.
–  Remove sealing flange, if necessary release by applying slight blows with a rubber-headed hammer.
–  Use a flat scraper to remove sealant residues on the cylinder block.
  S13-0156
–  Use a rotating plastic brush to remove sealant residues on the sealing flange (wear protective goggles).
–  Clean sealing surfaces, they must be free of oil and grease.
Install
  Note
The sealing flange must be installed within 5 minutes after applying the silicone sealant.
  S17-0130
–  Cut off nozzle tube at the front marking (Ø of nozzle approx. 3 mm).
t  Thickness of sealant bead -arrows-: 2 ... 3 mm
  Note
The sealant bead must not be thicker than 3 mm otherwise excess sealant may get into the oil pan and clogg the strainer in the oil suction pipe.
  N17-0019
–  Apply silicone sealant bead to the clean sealing surface of the sealing flange, as shown in the illustration.
–  Fit sealing flange immediately and lightly tighten all bolts.
  Note
t  For version with PTFE gasket ring, the crankshaft stub must be free of oil and grease and the gasket ring must not be oiled.
t  When installing the sealing flange with the gasket ring fitted use the insertion sleeves:
t  - Elastomer gasket ring - -MP 1-314 -
t  - PTFE gasket ring - -T10053/1-
–  Tighten screws to 15 Nm.
–  Installing the oil pan → Chapter.
  Note
After installing, allow the sealant to dry for about 30 minutes. Only then may engine oil be filled in.
–  Installing the timing belt → Chapter.
  A17-0028

Disassembling and assembling pistons and conrods > < Removing and installing drive plate