What was found
DURING SVC CHECK FOUND COCKPIT EMER LIGHT INOPERATIVE. RELAMPED NO HELP. TROUBLE SHOT IAW WDM 33-51-12. FOUND NO GND PRESENT AT LIGHT ASSEMBLY. LOCATED GND LOCK GD602-DC IN OVERHEAD PANEL BETWEEN CB PANELS P 11 - 1 & P 11 - 2. HUD OHU WILL HAVE TO BE REMOVED SO P 11 - 1 CAN BE LOWERED. TROUBLE SHOT USING WDM 33-51-12 & 33-11-31. FOUND GND ON L2 OF MODULE M10549 INCORRECTLY INSTALLED. REWIRED IAW WDM CH 33-11-31. SYS OPERATIONS CHECKED NORMAL.