What was found
R-1 DOOR ARMING LIGHT INOPERABLE WHILE PERFORMING MEL VERIFICATION FOUND GIRT BAR IS NOT ENGAGING. SUSPECT BAD LINKAGE. VERIFIED SLIDE LIGHT COMES ON WHEN WHEN PLACING MAGNETS OVER SENSOR NEAR FOOT RETAINERS, REF AMM 25_66_11_2 AMM 25-66-04-4, CMM 52-11-05. REMOVED SLIDE COVER, REMOVED AND REPLACED ACTUATOR CRANK ASSEMBLY (477) AND SAFETIED. INSTALLED SLIDE COVER OPERATED DOOR AND SLIDE ARMING, ALL CHECKS NORMAL. OK FOR SERVICE.