What was found
AIRCRAFT IN BASE MAINTENANCE - COCKPIT OVERHEAD PANEL, 40VU, R TK PUMP 1 (14QA) PUSHBUTTON SWITCH BURNED. REPLACED PUSHBUTTOM SWITCH IN OVERHEAD PANEL PER ESPM 20-45-11, AND PERFORMED OPERATIONAL CHECK OF LIGHT TEST SYSTEM PER AMM 33-14-00-710-001-A, TESTED OK.