What was found
ON LANDING, REVERSERS WOULD NOT DEPLOY. BELOW 60 K LOST BRAKES. USED EMERGENCY BRAKES TO STOP ACFT. AFTER TAXIING OFF RUNWAY, PLACED BRAKES IN ANTI SKID OFF POSITION. BRAKES WERE RESTORED. AIRSPEED INDICATOR SPEED LOW BAR WAS VISUAL. AFTER ACFT PARKED MAIN WHEEL STRUTS WERE ABNORMALLY HIGH. FOUND LT & RT MLG STRUTS TO BE OVERSERVICED WITH NITROGEN. SERVICED LT & RT MLG STRUTS IAW WITH AMM 12-00-00. GROUND RAN ACFT OPS CHECKED T/R'S. OPS CHKD NORMAL. BLED LT & RT BRAKES IAW AMM 32-40-00. FOUND LT & RT STRUTS TO BE OVERSERVICED WITH NITROGEN, NOT ALLOWING SQUAT SWITCHES TO CLOSE. T/R OPS CHK PERFORMED IAW MM 78-30-00. PERFORMED BRAKE FUNCTIONAL CHK IAW AMM 32-40-00, OPS CHKD NORMAL. NO AIRSPEED INDICATOR LOW SPEED NOTED.