ORLI
Č
AN M-8 EAGLE
PILOT'S OPERATING
REVISION NO. 05
DATE OF ISSUE: MAY 02,
NORMAL PROCEDURES
PAGE
OF
50
57
2.
ENGINE STARTING
•
Parking brake
→
apply
•
Main switch
→
ON
•
Fuel valve selector
→
ON
•
Choke
→
according to engine temperature (activate only when starting cold engine; close gradually
when engine warms up)
•
Throttle
→
idle setting when starting cold engine; up to 10% throttle when engine is warm
•
Electric auxiliary fuel pump
→
turn on
•
Check area in front and around propeller, declare intention to start loudly
•
Ignition switch
→
ON
•
Start the engine.
•
As soon as engine starts, adjust throttle for smooth running at 2000 – 2300 rpm, BUT NO
HIGHER THAN 2500 RPM IF THE ENGINE OIL TEMPERATURE IS THAN 122 °F. Engine should
run without vibrations.
•
Check oil pressure – it must reach normal operating value within 10 seconds.
•
Auxiliary fuel pump
→
turn off to determine that the engine pump is operating properly
8.4. ENGINE TEST
•
Engine warming up
→
always start to warm up the engine at approx. 2000rpm for approx. 2 minutes.
Continue at 2500rpm until cylinder head and oil temperature reaches 122 °F (50 °C) minimum.
•
Perform the engine check heading upwind.
•
Test maximum rpm; check transition from minimum to maximum rpm and back.
•
Check function of both ignition circuits by switching off the first and then the second circuit at 4000rpm.
Max. permitted drop of rpm when switching is 300rpm and the difference in drop should not exceed
150 RPM between sides.
•
Fuel pressure must not drop below 2,9 psi (0,2 bar) throughout the test (with secondary fuel pump
switched off); oil pressure must not drop below 11.6 psi (0,8 bar).
NOTE: it is recommended to have a fire extinguisher available.
CAUTION!
DO NOT PERFORM THE ENGINE TEST WITH THE AIRCRAFT PLACED ON THE LOOSE
GROUND. LOOSE MATERIAL, IF DRAWN IN BY THE PROPELLER, MAY CAUSE PERSONAL
INJURY AND/OR DAMAGE TO PROPELLER.
Содержание M-8 EAGLE 2022
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