STIHL 019 T 24
Note: If the engine pan has been
removed from the cylinder for a
repair, oil seals 9639 003 1585
(with rigid housing) may be installed.
• Pull off both oil seals.
• Pull off both ball bearings. - Lubricate sealing lips of oil seals
with grease - see 11.2.
• Slide oil seals over the crankshaft
stubs so that their open sides are
facing the ball bearings.
- Install new retaining ring in
crankshaft groove.
- Install the piston - see 4.7.
• Heat ball bearing to approx. 50°C
(120°F) and push it on to the
crankshaft stub as far as stop.