Indefinite Storage; Returning An Engine To Service After Storage - Superior Vantage Engine O-360 SERIES Maintenance Manual

Indefinite Storage

After following the step in the general section
above, and while the engine is still warm,
prepare the engine for long-term storage in the
following manner.
•
Do not drain preservative oil. Re-spray each
cylinder. To thoroughly cover all surfaces of
the cylinder interior move the nozzle or
spray gun from the top to the bottom of the
cylinder.
•
Install dehydrator plugs in top spark plug
holes. Make sure each plug is blue in color
when installed. Install caps in bottom spark
plug holes
•
Install desiccant bags in exhaust ports.
Attach a red "Remove Before Flight"
streamer to each bag of desiccant in the
exhaust ports and seal the openings.
•
Seal all engine openings exposed to the
atmosphere using suitable plugs and covers.
•
Preserve crankshaft propeller flange with
Mil-C-16173 Grade
preservative oil.
•
On aircraft, tag each propeller or, if propeller
is not installed, on the propeller flange, with
the following notation on the tag, : "Do Not
Turn Propeller – Engine Preserved –
(Preservation Date)"
•
Aircraft prepared for indefinite storage must
have the cylinder dehydrator plugs visually
inspected every 15 days. The plugs must
be changed as soon as they indicate other
than a dark blue color.
plugs have changed color in one-half or
more of the cylinders, all desiccant material
on the engine must be replaced.
•
The cylinder bores of all engines prepared
for indefinite storage must be re-sprayed
with corrosion preventive oil mixture every
90 days.

Returning an Engine to Service After Storage

•
Remove all seals and all desiccant bags.
•
Remove cylinder dehydrators and plugs
from upper and lower spark plug holes.
© February 2007 Superior Air Parts Inc.
Maintenance Manual
O-360 and IO-360 Series Engines
2, or equivalent,
If the dehydrator
WARNING: TO PREVENT THE POSSIBILITY
OF SERIOUS BODILY INJURY OR DEATH,
BEFORE MOVING THE PROPELLER DO THE
FOLLOWING:
•
DO NOT STAND WITHIN THE ARC OF
THE PROPELLER BLADES WHILE
TURNING THE PROPELLER.
•
VERIFY ALL SPARK PLUG LEADS
ARE DISCONNECTED.
•
VERIFY MAGNETO SWITCHES ARE
CONNECTED TO MAGNETOS AND
THAT THEY ARE IN THE "OFF"
POSITION
GROUNDED.
•
THROTTLE POSITION "CLOSED".
•
MIXTURE CONTROL POSITION "IDLE-
CUT OFF".
•
SET BRAKES AND BLOCK AIRCRAFT
WHEELS. ENSURE THAT AIRCRAFT
TIE DOWNS ARE INSTALLED AND
VERIFY THAT THE CABIN DOOR
LATCH IS OPEN.
•
Rotate propeller
revolutions to remove preservative oil.
•
Remove oil sump drain plug and drain the
corrosion preventive oil mixture.
drain plug, torque and safety. Remove oil
filter. Install new oil filter torque and safety.
Service the engine with oil in accordance
with the maintenance instructions.
•
Service and install spark plugs and ignition
leads and carburetor or fuel injection servo
IAW the manufacturer's instructions.
•
Service engine and aircraft in accordance
with the manufacturer's instructions.
•
Thoroughly clean the aircraft and engine.
Perform visual inspection.
•
Correct any discrepancies.
•
Conduct a normal engine start.
•
Perform a test flight in accordance with
"Operation Instructions" of the Installation
and Operation Manual.
•
Correct any discrepancies.
•
Perform a test flight in accordance with
airframe manufacturer's instructions.
•
Correct any discrepancies prior to returning
aircraft to service.
•
Change oil and filter after 25 hours of
operation.
3
AND P-LEADS ARE
by hand for several
Replace
72-00-12
Preservation and Storage