What was found
DME READABILITY IS MARGINAL. CO-PILOTS MASTER CAUTION LIGHT BARELY VISIBLE WHEN LIT. MAST MOMENTS WARNING LIGHT IS BARELY VISIBLE WHEN LIT AND TEH COLOR OF LLIGHT HAS BEEN CHANGED FROM "RED" TO "GREEN". MASTER CAUTION PANEL "RED" WARNING LIGHTS LOCATED IN TEH PANEL ARE BARELY VISIBLE AND UNREADABLE. THE "YELLOW" LIGHTS ARE BARELY VISIBLE OR READABLE DURING DIRECT SUNLIGHT. ELECTRONIC HSI IS UN-VIEWABLE DURING DAYLIGHT OPERATIONS. CONTROL HEAD VISIBILITY WAS DIFFICULT OR NON-EXISTENT ON THE GPS KLN 89B, KY196A(2EA), KT 70, KNS 81, FM COM, MCS 2000.