What was found
L1 DOOR FA MASK DIDN'T DEPLOY. EMERGENCY DECLARED. COMPLETED ALL T/S AND CLEANING OF BOTH AC PACKS ON NR0006. COMPLETED VISUAL INSPECTION OF CABIN O2 GENERATORS IAW B737 AMM 35-22-00-210-801, ALL GENERATORS DISCHARGED WITH THE EXCEPTION OF CABIN ROWS 9L/H, 18L/H, FWD LAV & AFT L/H LAV. COMPLETED CABIN PSU O2 GENERATOR REMOVAL & INSTALL IAW B737 AMM 35-22--11-000/400-801-001 COMPLETED ASU O2 GENERATOR REMOVAL & INSTALL ON L/H FWD, L/H & R/H AFT ASU'S, (R/H FWD NOT DISCHARGED) IAW B737 AMM 35-22-11-000/400-805-001 REMOVED AND REINSTALLED EMPTY LSU OXYGEN CYCLINDER PER SCA REP AFT RH LAV IS DEFERRED AND PART IS TO BE REPLACED AT MSP. COMPLETED INSPECTION OF ALL CABIN, F/A & LAV O2 MASKS IAW B737 AMM 25-22-31-- 210-801-001, NO DEFECTS NOTED COMPLETED CLEANING OF ALL CABIN F/A & LAV O2 MASKS IAW B737 AMM 35-22-31-100-801-001. COMPLETED PSU/ASU/LSU OXYGEN MASK PACKING IAW B737 AMM 35-22-31-100-801-001 ACTIVATED AND ARMED CABIN PSU O2 GENERATORS IAW B737 AMM 35-22-11-400-811-001 COMPLETED CABIN DEPRESSURIZATION CONDITIONAL INSPECTION IAW B737 AMM 05-51-81-210--801. GENERATOR R&R COMPLETED ON TASK STEP 2A. CONDITIONAL INSPECTION COMPLETED ON WIP STEP 6A.