What was found
AFTER TAKE OFF, GEAR SELECTED UP IN POSTION 2, MLG HANDLE WOULD NOT GO PAST NEUTRAL POSITION. SWITCHED TO POSITION 1 AND POSITIONED HANDLE TO UP AND LOCKED. BUT RT MAIN GEAR SHOWED DOOR LIGHT AND UNLOCK ON FWD INDICATOR. ALSO AT THAT TIME PITCH TRIM 2 TRIPPED AND GREEN RES SHOWED LOW AIR. PERFORMED BYTE CK ON PROX BOX - NO MEMORY - NO FAULT T/S WITH FIM 32-30-00 FIG 110. INSP. RT MLG PROX SENSORS 62GB AND 64GB FOR SYS 2. FOUND SENSORS VERY LOOSE AND DIRTY. REMOVED AND REPLACED BOTH PROX SENSORS 62GB/64GB SYS 2 RT MLG PER MM 32-00-00-4. JACKED ACFT AND PERFORMED SEVERAL GEAR HANDLE CYCLES IN BOTH SYS 1 AND SYS 2. ALL INDICATION LIGHTS GOOD NO FAULTS NOTED.