Replacing Core Plug In Crankcase - Mercedes-Benz 201.024 Service Manual

01-140

Replacing core plug in crankcase

Coolant . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Components which restrict access ...........
Core plug (4)
Sealing surface in crankcase . . . . . . . . . . . . . . .
New core plug
Engine . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
drain completely, pour in (20-010).
remove, install.
remove.
Position a chisel with narrow blade or a
screwdriver in the deep-drawn edge of the plug
(step 3).
Carefully knock in plug on one side far enough
for it to turn through its own longitudinal axis
(approx. go" ), and pull out with the pliers
(step 4).
Thoroughly clean of residues. The sealing
surface must be free of grease.
install.
Coat sealing surface with the sealant Loctite
241, 002 989 94 71. Note curing time of approx.
45 minutes (step 6).
Knock in core plug with the matching mandrel
(step 7).
run until warm and check leaktightness.
EXIT