HVAC Building Construction Method Statements

Prior to testing & commissioning ensure that all the sections of the Air Handling Units are thoroughly cleaned. In case units are supplied with per alumna panels, polythene protective film must be peeled off and must be ensured that no traces of film is left loose within the unit. Only qualified & experienced personnel shall perform testing & commissioning. Ensure …

Installation method statement for Plate Heat Exchanger Unless otherwise specified, all heat exchanger installation  shall be in accordance to  approved shop drawings and contract specifications. Drawing plans, schematics, and diagrams indicate general location and arrangement of Plate Heat Exchanger’s. Install  Plate Heat  Exchanger’s as indicated  unless deviations  to  layout  are approved on coordination drawings. Plate Heat Exchanger shall be installed on the …

Pre-Commissioning Procedure Before starting the commissioning activities check and ensure that bypass Terminal Reheat units are installed as per the approved shop drawings and manufacturer’s instructions and approved. Check that sensing grids tubing connection from the grids to the transducers are correct & secure. Check for proper mounting of the actuator on the body of Bypass Terminal Reheat units. Check …

For sprinkler system pipe routing through walls and beams, make sure the appropriate sleeves are provided as per approval shop drawings and specification during the construction of structural elements. Fittings for the changes of direction or elevation shall be selected and installed as per the specification and approved shop drawings. Transfer the pipes from the stores to the areas which …

The Condensate Water Filter (Side Stream/ Multimedia) are compact filtration packages for the removal of grit, airborne particles and scale from cooling tower water in order to avoid system fouling. A licensed and/or trained/experienced plant electrician and millwright-pipe fitter should install this packaged system. Ensure that the concrete pad is level and structurally sound to accommodation the weight of the …

These instructions relate only to Crane Gem rubber lined Butterfly valves, which are designed and manufactured to provide isolation, or can be used for regulation, of flow of suitable fluids. Valves must be installed into a well-designed system and it is recommended that the system be inspected in accordance with the appropriate member state legislation. In the UK – The …

Chemical Cleaning will be done to remove the storage and assembly rusting, Protective greases and oils, Mill  scale, Welding slag, Dust, Dirt, Scale and most protective coatings from pipes and other atmospheric or contact erection residue. After completion of chemical cleaning  and  restoration, CS pipes will  be preserved / filled with nitrogen gas in order to avoid further rusting. Physical residues …

Before going to the welding procedure in full detail let’s first understand what is welding? The term welding is used in mechanical engineering when we are joining two or more pieces of any material typically metal by application of heat, pressure or combination of both. This is simplest definition for welding. Mostly the term is used for metals but is …