Effectivity 912/914 Series
Edition 1 / Rev. 0
79-00-00
page 25
May 01/2007
d02628
BRP-Rotax
Maintenance Manual
3.6) Oil lines
â– CAUTION: The oil lines not supplied with the engine must be maintained as
per aircraft manufacturers specifications.
In addition the following maintenance work should be performed:
Clean oil feed line from oil tank to oil cooler and to oil pump and check visually.
The same applies to the oil return lines. Pay special attention to the line ends.
For replacement, only use genuine, certificated tubes. For attachment of the
tubes use suitable screw hose clamps or crimp connections.
â– CAUTION: Use oil lines and tube clamps as specified in the aircraft
manufacturers manual.
3.7) Oil cooler
â– CAUTION: The oil cooler is not supplied with the engine. Maintenance must
be performed in accordance with the aircraft manufacturers
instructions .
In addition the following maintenance work should be done:
Clean oil cooler fins and straighten them, if necessary. Rinse the oil cooler inside.
â– CAUTION: It is absolutely necessary after an engine damage, swarf in oil
filter and on the magnetic plug to replace the oil cooler.
Carry out visual inspection of the oil cooler body and the connections. Pressure
test with 3 bar (43.6 p.s.i) in a water bath to check for leaks.
See also latest issue Maintenance Manual "Line Maintenance“ for the respective
engine type.
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