Fires (S.T.A.L.K.E.R.: Clear Sky)

Hello I would like to immediately apologize for grammar Russian is not my native language ) I play a pure Stalker version 1.5.10 (CHN) Without any mods, Putz. People help searched everywhere and information to find Muggles to me intiresno here is the problem I have current, or have it all, edge half plated thru hole or AGON fires in barrels in the game negaret but the sound sort of is, it kind of burns but the fire is not present. tell that you can fix or is it a mistake developers ?