OPERATION AND MAINTENANCE MANUAL
01-2016
10
Method for the installation of a flange X-piece of type 9218 TT is presented in the diagram below:
1.- X-piece, 2.- pipeline flange, 3.- flange seal, 4.- mounting bolt, 5.- nut, 6.- washer.
4.3 OPERATION
Bends of type 9202, T-pieces of type 9203 and X-pieces of type 9218 TT should be operated according to
requirements pertaining to connection fittings.
4.4 OH&S REGULATIONS
Bends of type 9202, T-pieces of type 9203 and X-pieces of type 9218 TT are subject to guidelines and
recommendations included in H&S regulations applicable to the installation of pipelines and equipment in: water
supply stations, thermal power stations, sewage treatment plants, intermediate pumping stations and other
structures, as well as general health and safety regulations (use of upper limb protection equipment, lower limb
protection equipment, head protection equipment and protective clothing), in particular during works with low
and high temperature exposure.
5 GUARANTEE CONDITIONS
The manufacturer grants guarantee for the product being installed and operated according to this O&MM.
The conditions and period of the guarantee are specified in the guarantee sheet.
