Rotax 912 Series Maintenance Manual page 54

AIRCRAFT ENGINES
MAINTENANCE MANUAL II
Renewal of the bearing bush } is not planned as after pressing in the bush,
the internal bore and the lubricating bore { are machined. At wear of the
bearing bush } the complete ignition cover with pressed-in and machined
bush has to be replaced or to be sent for repair to the manufacturer.
Check oil seal w 32x52x7 for crankshaft, replace if necessary. Press in
new oil seal with insertion jig, part no. 877 270. Check whether at the
leakage bore e emergency of oil or water is visible.
Check rotary seal r for water pump sealing. At emergency of liquid, renew
rotary seal and oil seal t. See para 13.3.7.
y
Visually inspect location bore for electric starter.
u = Drive shaft for mechanical rev. counter.
00383
18
11
14
17
12
fig. 075
16
19
15
Effectivity: 912 Series page 54
Initial issue, Jan. 01/2002