Lycoming O-320 76 Series Operator's Manual page 58

SECTION 7
INSTALLATION AND STORAGE
2. PREPARATION OF CARBURETORS FOR INSTALLATION.
Carburetors that have been prepared for storage should undergo the following procedures before being
placed in service.
Carburetor – Remove the fuel drain plug and drain preservative oil. Remove the fuel inlet strainer assembly
and clean in a hydrocarbon solvent. Reinstall the fuel drain plug and fuel inlet strainer assembly.
3. PREPARATION OF ENGINE FOR STORAGE.
Engines installed in aircraft that is inactive should be prepared for corrosion prevention as described in the
latest revision of Service Letter No. L180.
7-2
LYCOMING SERIES OPERATOR'S MANUAL
O-320