What was found
TROUBLESHOOTING RECOMMENDATIONS FOR POSSIBLE FOR EXCESSIVE OIL CONSUMPTION, ALONG WITH POSSIBLE GULPING EVENT. ENGINE POWER RUN REQUIRED. GROUNDED - YES. PERFORMED TROUBLESHOOTING PER TSR704580 STEPS 1-12. AFTER PART POWER LEAK CHECK (STEP 11) FOUND OIL IN BAG FOR N2 DRIVE PAD DRAIN. REMOVED HAND CRANK COVER AND OUTER SEAL HOUSING REF B737-900 AMM TASK 72-60-00-000-802-F00 SUBTASK 72-60-00-020-001-F00. REMOVED AND REPLACED SEALOL SEAL ON #1 ENG N2 DRIVE PAD REF AMM 72-60-00-000-802-F00 AND AMM 72-60-400-802-F00 LEAK CHECK AND PART POWER CHECK GOOD REF AMM 71-00-00-700-823-F00.