Engine Clearing Procedures (Dry Motoring Run) - Textron Cessna Grand Caravan Ex 208B Pilot's Operating Handbook And Faa Approved Airplane Flight Manual

CESSNA
MODEL 208B 867 SHP
GARMIN G1000
ENGINE CLEARING
MOTORING RUN)
The following procedure is used to clear an engine at any time when it
is deemed necessary to remove internally trapped fuel and vapor, or if
there is evidence of a fire within the engine. Air passing through the
engine serves to purge fuel, vapor, or fire from the combustion section,
gas generator turbine, power turbine, and exhaust system.
1. FUEL CONDITION Lever . . . . . . . . . . . . . . . . . . . . . . . CUTOFF
2. IGNITION Switch . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . NORM
3. BATTERY Switch . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . ON
4. AVIONICS No. 1 Switch . . . . . . . . . . . . . . . . . . . . . . . . . . . . ON
5. FUEL/OIL SHUTOFF Knob . . . . . . . . . . . . . . . . . . . . . CHECK
6. FUEL BOOST Switch . . . . . . . . . . . . . . . . . . . . . . . . . . . . . OFF
If fire is suspected, leave the FUEL BOOST switch
OFF, otherwise turn it ON to provide lubrication for
the engine-driven fuel pump elements.
7. STARTER Switch . . . . . . . . . . . . . . . . . . . . . . . . . . . . . MOTOR
•
Do not exceed the starting cycle limitations; refer to
Section 2, Limitations, Powerplant Limitations.
•
Should a fire persist, as indicated by sustained ITT,
close the FUEL/OIL SHUTOFF Knob and continue
motoring the engine.
8. STARTER Switch . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . OFF
9. FUEL BOOST Switch . . . . . . . . . . . . . . . . . . . . . . . . . . . . . OFF
10. AVIONICS No. 1 Switch . . . . . . . . . . . . . . . . . . . . . . . . . . . OFF
11. FUEL/OIL SHUTOFF Knob . . . . . . . . . . . . . . . . . . . PULL OFF
12. BATTERY Switch . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . OFF
Allow the required cooling period for the starter before any further
starting operation is attempted.
FAA APPROVED
208BPHCUS-00
NORMAL PROCEDURES
PROCEDURES
(to supply current for the starter motor)
WARNING
CAUTION
SECTION 4
(DRY
(verify FULL in)
U.S. 4-51