GROUND SERVICING
AIRPLANE
OPERATIONS
MANUAL
1-12-30
Page
2
Code
01
REVISION 37
AOM-145/1114
APPROVED ENGINE OIL TYPES
SPECIFICATION
COMMERCIAL
PRODUCT
SUPPLIER
Aeroshell/Royco Turbine
Oil 500
Shell/Royal
Lubricants
BPTO 2380 Air BP Lubricants
MIL-PRF 23699D
STD
Mobil Jet II
Mobil Jet Oil 254
Mobil
MIL-PRF-23669
HTS
BPTO 2197 Air BP Lubricants
MIL-PRF-7808 Mobil RM 284A Mobil
CAUTION: • IF MIXED WITH OTHER OILS, MOBIL JET OIL 254
CAN CAUSE WASHING OR SHEDDING OR CARBON
DEPOSITS LEFT BY THOSE OILS. THIS CLEANING
PROCESS CAN LEAD TO OIL SYSTEM PROBLEMS,
SUCH AS BLOCKED PASSAGEWAYS AND SCREENS.
CHANGING FROM BPTO 2380, MIL JET II OR
AEROSHELL/ROYCO 500, TO MOBIL JET 254
SHOULD ONLY BE DONE WHEN THE ENGINE IS
NEW OR OVERHAULED.
• USE OF NON-APPROVED OIL COULD RESULT IN
DAMAGE AND PREMATURE ENGINE FAILURE.
• IF OIL BRANDS ARE CHANGED, IT SHOULD BE
ACCOMPLISHED GRADUALLY USING THE “TOP OFF”
METHOD.
• DO NOT MIX MIL-PRF-23669D STD AND MIL-PRF-
7808.
• USE OF MIL-PRF-7808 TYPE OIL SHOULD BE
LIMITED TO ONLY THOSE TIMES WHEN OPERATING
IN EXTREME COLD WITHOUT PREHEAT CAPABILITY
(-40°F TO -65°F) OR WHEN MIL-PRF-7808 IS THE
ONLY TYPE OF OIL AVAILABLE.
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