The following information was recorded after a recent L.P. turbine bearing installation. The bearing temperature was logged at the indicated time intervals as: 1200-110°F(43°C) 1210-123°F(51°C) 1220-136°F(58°C) 1230-149°F(65°C) 1240-153°F(67°C) 1250-155°F(68°C) 1300-155°F(68°C) The shaft RPM and lube oil cooler outlet temperature remained constant. The readings indicate __________ .
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