Notes on sealant path for timing case cover - AH01.40-P-1000-01B
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ENGINE 112, 113
Application of sealant to timing case cover
The timing case cover is sealed using a silicone sealant at positions A
, C
, D
.
Sealant must not be applied on the timing case cover at positions B
, pressure oil ducts to the cylinder crankcase, with the exception of the area around the bolt hole G
.
Otherwise clogging will occur to the oil supply bores: Main bearing, camshaft bearing, rocker arm and oil spray nozzles.
Because the sealant, which has been applied to positions B
, is carried along by the oil flow.
Courtesy of MERCEDES-BENZ USA
The sealant may only applied only to the specified surfaces with a bead of 2.0 mm ±0.5 mm.
The sealant must be applied within 10 minutes.
The silicone bead should not be spread. Only the silicone sealant listed in the repair materials may be used.