Installation & Operation Manual
O-360 and IO-360 Series Engines
3
© March 2004 Superior Air Parts Inc. Chapter 9 • Engine Preservation & Storage
4. RETURNING AN ENGINE TO SERVICE
AFTER STORAGE
A. Remove all seals and all desiccant bags.
B. Remove cylinder dehydrators and plugs
or spark plugs from upper and lower spark
plug holes.
C. Remove oil sump drain plug and drain the
corrosion preventive mixture. Replace drain
plug, torque and safety. Remove oil filter.
Install new oil filter torque and safety. Service
the engine with oil in accordance with the
manufacturer’s instructions.
WARNING:
TO PREVENT THE POSSIBILITY
OF SERIOUS BODILY INJURY OR DEATH,
BEFORE MOVING THE PROPELLER DO THE
FOLLOWING:
(A.) VERIFY ALL SPARK PLUG LEADS
ARE DISCONNECTED.
(B.) VERIFY MAGNETO SWITCHES ARE
CONNECTED TO MAGNETOS AND THAT
THEY ARE IN THE “OFF” POSITION AND
“P” LEADS ARE GROUNDED.
(C.) THROTTLE POSITIONS “CLOSED.”
(D.) MIXTURE CONTROL “IDLE-CUT OFF.”
(E.) SET BRAKES AND BLOCK AIRCRAFT
WHEELS. ENSURE THAT AIRCRAFT TIE
DOWNS ARE INSTALLED AND VERIFY
THAT THE CABIN DOOR LATCH IS OPEN.
(F.) DO NOT STAND WITHIN THE ARC OF
THE PROPELLER BLADES WHILE
TURNING THE PROPELLER.
D. Rotate propeller by hand several
revolutions to remove preservative oil.
E. Service and install spark plugs and
ignition leads in accordance with the
manufacturer’s instructions.
F. Service engine and aircraft in accordance
with the manufacturer’s instructions.
G. Thoroughly clean the aircraft and engine.
Perform visual inspection.
H. Correct any discrepancies.
I Conduct a normal engine start.
J. Perform a test flight in accordance with
“Operation Instructions” of the O-360 and
IO-360 Engine Series Installation and
Operation Manual.”
K. Correct any discrepancies.
L. Perform a test flight in accordance with
airframe manufacturer’s instructions.
M. Correct any discrepancies prior to
returning aircraft to service.
N. Change oil and filter after 25 hours of
operation.
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