time intervals for the aircraft daily, intermediate and periodic inspections S. the bird will be available for sour eagic-eye! YEAH ? 1\ SO WHAT I "PRE- Do I FLIGHT ? THE RADIOS, ~ RIGHT SIR, AND YOU RADIO TYPES PULL SPull sour 200-hr PM checks ever) 50-HOUR CHECKS EVERY second periodic b\ following the poop SECOND INTERMEDIATE in para 2-7. Chap 2. Sect II of TM I1- I FOLLOS THE POOP 1520-221-20. N TH TM You'll also find that PM bench checks, in 100-hr intervals, are required for certain equipment .. para 2-6, sure 'nuff. UVE WIRE Cpfl ? ON BKIONIC... Nickel-cadmium battery Keep it free of corrosion. Electrolyte over- flow will cause a short and loss of power, not to mention the mess. Your best bet is to be sure the electrolyte level is not too high. Eyeball para 3-4 of TM 11-6140-203-12 (2 Sep 60). Don't ---~i u put a nickel-cadmium and a lead-acid cell battery side-by-side. This type of to- getherness will ruin the nickel-cadmium job. The same goes for hydrometers and other battery tools. Use separate tools for each type of battery to prevent con- tamination. Headset, microphone cords -Frayed? Broken? I DNT A bum wire will give ANY nothing but silence!! MESSAGE! Electrical connections Dented? Cracked? Connections mate properly?