Baldwin centipede

hey,i have made a scenery with balwin centipede ,and i want it cold and dark,when i start the scenery ,i can here wery noisy engine sound,like the engine just was turn of and its start over again and again,until i start the engine and all sounds normal again,if i take a senery RSC has made with cold and sometimes there are problems,what i do wrong,when i made the scenery i start to place balwin A1 and after A2.
Sorry my english
Sorry my english
