General Electric Fired Warm Air Furnace(1968) S/N: G-6723-710 NATURAL GAS 80,000 btu's I need the parts diagram for all gas furnace parts, please & the manual as well. The pilot lights but as soon as I release after 1 minute it goes out It will not stay lit...Never will stay lit as I move to the "ON" position. ONLY lights with pilot button Depressed....