Lubrication System; Oil Level Check - Rotax 912 Series Maintenance Manual

5) Lubrication system

5.1)

Oil level check

See fig. 15.
Before checking the oil level make sure that there is no oil in the crankcase.
WARNING: Ignition „OFF" and system grounded. Disconnect negative ter-
WARNING: Always allow engine to cool down to outside air temperature
Prior to oil level check turn the propeller several times by hand to transfer all the
oil from the engine to the oil tank.
This process will be finished when air flows back to the oil tank. This air flow can
be perceived as murmur when the cover of the oil tank is removed.
The oil level in the oil tank should be between the two marks (max./min.) on the
dipstick, but must never fall below the min. mark.
Replenish oil as required:
At normal engine operation the oil level should be in the middle between max.
and min. marks, as at higher oil level, oil will dissipate via the vent passage.
CAUTION: For longer flights replenish oil to max. mark to warrant more oil
Difference between "max." and "min." - is = 0,75 l (1,6 liq.pt).
Effectivity: 912 Series
MAINTENANCE MANUAL
minal of aircraft battery.
before start of any work.
Severe burns and scalds may result if this is not respected.
reserve.
fig. 15
01276
AIRCRAFT ENGINES
max
min
12-00-00
page 26
Rev. 1, Jan. 01/2002