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page 10 - 20
Jan. 01/2007
Effectivity: 912 Serie
OM Edition 1 / Rev. 0
BRP-Rotax
10.4) Abnormal operation
▲▲
▲▲
▲ WARNING: At unusual engine behaviour conduct checks as per
Chapter 10.4.1) through 10.4.13) below, and as per
Maintenance Manual, Chapter 05) before the next flight.
◆ NOTE: Further checks - see Maintenance Manual.
10.4.1) Engine stop - Start during flight
Starting procedure same as on ground, however, on a warm engine
without choke.
10.4.2) Exceeding of max. admissible engine speed
Reduce engine speed. Any exceeding of the max. admissible engine
speed has to be entered by the pilot into the logbook, stating duration
and extent of overspeed.
10.4.3) Exceeding of max. admissible cyl. head temperature
▲ WARNING: Reduce engine power setting to the minimum nec-
essary and carry out precautionary landing.
Any exceeding of the max. admissible cylinder head temperature has
to be entered by the pilot into the logbook, stating duration and extent
of over-temperature condition.
10.4.4) Exceeding of max. admissible oil temperature
▲ WARNING: Reduce engine power setting to the minimum nec-
essary and carry out precautionary landing.
Any exceeding of the max. oil temperature must be entered by the
pilot in the logbook, stating duration and extent of over-temperature
condition.
10.4.5) Oil pressure below minimum - during flight
▲ WARNING: Reduce engine power setting to the minimum nec-
essary and carry out precautionary landing.
Check oil system.
10.4.6) Oil pressure below minimum - on ground
Immediately stop the engine and check for reason. Check oil system.
— Check oil quantity in oil tank.
— Check oil quality (see section 10.2.3).
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