We have a Trane unit at our church and the thermostat seems to be not working i would like some inof o the wiring of this model Baysons009b the tern. area 1-5 in one area and 6&7 on the other tern T6 has a brown wire and T7 a black
T1=red T2=? T3=green T4=? T5=? thier is no wiring diagram can you help ans success witch one to replace it with, this is for a church and i'm not doig it for money please help thanks
God Bless