What was found
DHIP 3258 DISC: DESCENDING THROUGH 18,000, VERY STRONG DIRTY SOCK SMELL PRESENT IN FLIGHT DECK. GOT WORSE 12,000 - 8,000, DISSIPATED, THEN RETURNED DURING GLIDE SCOPE CAPTURE/ POWER ROLL BACK ON FINAL APPROACH. SMELL NOT PRESENT IN CABIN. REMOVED PLUGS S1 AND S2 FOR BS1 ON #1 ENG PER A320 AMM 72-31. BOROSCOPE INSPECTED #1 ENG PER A 320 AMM 72-31-00-290- 001. OIL WETTING FOUND. (560534). REINSTALLED PLUGS. NEED SAFETY WIRE. UNABLE TO COMPLETE #1 ENG DECONTAMINATION TASK DUE TO OFF IDLE STALL. REMOVED #2 ENG PLUGS S1 AND S2 PER A320 AMM 72-31. BOROSCOPE INSPECTED #2 ENGINE PER A320 AMM 72-31-00, NO DEFECTS NOTED. REINSTALLED PLUGS AND SAFETY WIRE ON #2 ENG PER AMM 72-31. REPLACED #1 ENG REF LOG # 5545803. C/W PACK BURNOUT WITH ENGINES, RAN BOTH ENGINES, NO SMOKE OR FUMES NOTED. CONTACTED MCC A/C OK FOR SERVICE. (LP: 5545802)