S201 AFM
3 - EMERGENCY PROCEDURES
3.9 - INSTRUMENT INDICATION
OUTSIDE OF GREEN RANGE
27/06/2019
SONAIR-S2-D-MAN-006
Page : 3-22
Rev. : A
3.9
INSTRUMENT INDICATION OUTSIDE OF GREEN RANGE
Exceeding of max. admissible engine speed
-
Reduce engine speed.
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Record the stating duration and extend of over speed in the logbook.
Exceeding of max. admissible coolant temperature
-
In case of one Coolant or EGT values out of tolerance for a single
cylinder, it may be the result of a loose sensor. The aircraft should be
serviced.
-
In case of several sensors indications in caution range:
-
Reduce engine power setting to the minimum necessary to
maintain flight.
-
Carry out precautionary landing.
Oil temperature below 50°C
-
Increase slowly engine power setting and reduce airspeed to reach Oil
Temperature above 50°C.