TM 10-3930-664-24 2-34.   FUEL TANK SERVICING This task covers:  Draining, Strainer Removal, Cleaning, Inspection, Strainer Installation INITIAL SETUP: Tools and Test Equipment: Materials / Parts: General Mechanics Tool Kit (1, App.   E) Diesel Fuel (11, 12, 13, App.   C) Drain Pan (10, App.   E) Teflon Tape (35, App.   C) Loctite 242 (20, App.   C) Gasket, Item 7 (2 ea.) A.   DRAINING WARNING Fuel is very flammable and can easily explode.   To avoid serious injury or death, observe the following precautions: - Keep away from open flame or any spark (ignition source). -  Keep  at  least  a  B-C  fire  extinguisher  within  easy  reach  when  working  with  fuel  or  on  the  fuel system. - Do not work on fuel system when engine is hot. - Post signs that read "NO SMOKING WITHIN 50 FEET" when working with open fuel, fuel lines, or fuel tank. 2-118