Here is the checklist procedure :
ENGINE OIL FILTER BYPASS
Condition: An engine OIL FILTER BYPASS alert illuminated indicates an impending bypass of the scavenge oil filter.
AUTOTHROTTLE (If engaged) . . . . . . . . . . . . . . . . Disengage [Allows thrust lever to remain where manually positioned.]
THRUST lever . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .Retard Retard until the OIL FILTER BYPASS alert extinguishes or thrust lever is closed.
If the OIL FILTER BYPASS alert extinguishes: Operate the engine at reduced thrust to keep the alert extinguished.
If the OIL FILTER BYPASS alert remains illuminated: Accomplish the ENGINE FAILURE/SHUTDOWN checklist.