1、Nozzles 1CN at 90° is a mistake and has to be calcelled. The one at 30° is correct. 2, Please clarify better. We can’t find the connection with mentioned C-700 3, L083F001 is a scheme which summarize all the ducts for sanitary airPK-731: please find the details on drawing L083A001 – Section “A-A” and “B-B”For suction of sanitary air and flue dust pipe PK-731 it’s needed to refer to the complete group L083A. Please refer to TRM n. 148 4, The material for the cleaning system of the bag houses has been sent as:- PK-720 & PK-721: packages 4004/4005/4009- PK-731 & PK-820: packages 4006/4007/4008/4010