Stihl MS 311 Manual page 34

1
: Remove the E-clip (1).
: Pull the oil seals (arrows) off the
crankshaft stubs.
MS 311, MS 391
– Inspect and clean the sealing
faces (arrows) and remove any
gasket residue, b 14
The sealing faces must be in perfect
condition. Always replace
components with damaged sealing
faces.
Installing
2
1
Use oil seal (1) 9638 003 1581 for
replacement on closed engine.
Use oil seal (2) 9639 003 1585 for
replacement on opened engine.
: Fit the installing sleeve (1)
1118 893 4602.
: Push the new oil seals, open side
facing inwards, on to the
crankshaft stubs.
1
: Fit the E-clip (1).
1
33