Equipment Pre Commissioning Cleaning Services
Manufacturer’s instructions for cleaning their equipments shall be followed and implemented. The Contractor shall also follow the procedure of the Vendor after the equipment.
Control valves, orifice plates, flow meter elements, safety valves and permanent in-line blinds shall all be removed and lines flushed to open ends. Do not flush at any time into equipment.
1. Internal Surface Finish Class
Class 1
a) Removal of all loose material and adherent material which could become detached during operation of the plant.
Class 2
a) Removal of all loose material and adherent material which could become detached during operation of the plant.
b) Removal of all oil, grease and protective coatings
Class 3
a) Removal of all loose material and adherent material which could become detached during operation of the plant.
b) Removal of all oil, grease and protective coatings.
c) Removal of adherent mill scale, rust and welding slag to achieve bare metal.
d) Protection of cleaned surfaces to prevent rusting after cleaning.