TM 1-1520-238-PM 2–90 PHASE NO. Area Name and No. MID AND LOWER FUSELAGE – 12 Aircraft Serial No. Date Inspect Phase Nos. Inspection Requirements Status Faults and/or Remarks Action Taken Initial ALL 4. Remove area weapon, turret fairing, and turret. Return area weapon to AVUM for inspection/repair. Access B90, B120 ALL 5. Area weapon for evidence of hydraulic fluid leakage. Turret hoses and lines for leakage, corrosion, and security. Wiring harness for loose connections, chafing or deterioration. Access B90, B120 ALL 6. Gun turret gun cradle support fork shouldered shafts for corrosion, galling, and excessive wear (TM 9-1090-208-23-1-1). ALL 7. FUSELAGE TURRET CAVITY FOR CRACKS, CORROSION, DISTORTION, STRINGER BENDING OR MISALINEMENT. AMMO CHUTES FOR CRACKS, DENTS OR DISTORTION, WEAR, AND LUBRICATION. GUN AREA BULKHEADS FOR WEB CRACKS. Access B75R, B90, B120 “FOD REMINDER” Check work area for tools and parts after completion of maintenance and inspection.