Corrigendum - Quotation Are Invited For Pump Overhauling

Quotation Are Invited For Pump Overhauling For Several 1032302437Rfx Description Pump Overhauling For Several Stations (Najma Ph4 2 Nos, Najma Ph3 1 Nos., Hatta Ph2 1 Nos.); Contact Person: Suhail Alablam / Suhail [email protected] / 0504515989 1 Item-00001 Complete Overhauling Of Booster Pump For Najma Ph3 Pumping Station. Pump Details: Make- Weir, Model-Cdm350x300, Equipment No.-M37104 , Head-140M, Flow-263L/S, Rpm-1475, 630Kw. Please Contact Mr. Suhail(050-4515989) For Further Clarification. 1.0#Scope Of Work The Scope Of Work (Mandatory & Optional) For The Overhaul Of Booster Pumps And Their Accessories Of Booster Pumping Station. # A)#The Contractor Has To Take The Pump Assembly From Dewa Site To Their Workshop & Vice Versa. Dewa Shall Not Provide Any Transport To Shif T The Same. For Loading & Unloading Contractor Can Use Dewa Overhead Crane Available At Pumping Stations In Coordination With The D Ewa Representatives. B)#Mechanical Seal Replacement, Coupling Bush Renewal & Gland Packing Renewal, Bearing Replacement As Required. C)#Overhauling Of Pump (See Annexure I-Mandatory & Ii-Optional) D)#Painting Of Pump Externally E)#Rectification Of The Pump For Any Complaint Rose After Installation. F)#If Any Part Is Found Defective, The Contractor Has To Repair/Replace The Same. Available Spar E Shall Be Supplied By Dewa. If Any Spare Is Not Available With Dewa The Contractor Has To Arrange The Same. Additional Cost Of Spar E To Be Submitted To Dewa For Approval Before Placing The Order. 2.0#Prior To Submission Of Quotation, The Following Shall Be Det Ermined Carefully: A)#The Contractor Shall Visit The Site And Make Himself Fully Familiar With The Work Scope, Plant Access Facilit Ies, Complexities, Etc., Before Submitting The Quotation. B)#Dewa Will Not Accept Any Claim For Extras Beyond The Order Rates / Pri Ces During And After The Execution Of Work Ordered. C)#The Contractor Will Be Provided With The Equipment Shutdown Program In Coord Ination With Operation & Maintenance Department Of Water Division. D)# The Contractor Should Submit The Time Schedule /Bar Chart In Dicating Each Activity. E)#On Completion Of The Work, The Inspection Checklist Of Quality Procedures, Wherever Applicable Should Be Filled In And Submitted. F)#Site Supervision, Co-Ordination Of Field Activities, Supply Of Required Technicians, Tools, Equipments , Tackles Etc. Required For Execution Of The Contract Works Shall Be Suitably Considered. 4.0#Take Over On Completion Of All W Ork Within The Scope Of The Contract, For Acceptance Of The Maintenance Work, Contractor Shall Notify Dewa In Writing. A Certificate Of Completion Will Be Issued By Dewa On Final Inspection Only When The Contract Work Is Deemed To Have Been Taken Over By Dewa Afte R Necessary Condition Monitoring Checks Wherever & Whenever Required. 5.0#Warranty A)#All The Work Carried Out Shall Carry A War Ranty For 8000 Hours Of Operation Or 1 Year Whichever Is Earlier. B)#The Guarantee Will Take Effect From The Date Of Takeover By De Wa Of The Job Carried Out By The Contractor. C)#When A Defect Is Noticed During The Period Of Warranty, The Contractor Must Rectify The Defect Within A Reasonable Amount Of Time Fixed By Dewa With No Claim Or Compensation. 6.0#Documents: # On Satisfactory Compl Etion Of The Work & Handing Over, The Contractor Should Submit The Following To Dewa. ## A)#Inspection Rep Ort. B)#Overhaul Report. C)#Job Completion Report For Jobs Other Than Routine Inspection & Overhauls D)##As-Fitted# Bill Of Materi Als For Consumption Of Spares E)#Requisition For Planning Of Spares By Dewa Based On Current Condition Of The Equipment For Which M Aintenance Work Was Taken Up. Annexure # I Detail Scope Of Work (Mandatory) For Overhaul The Booster Pump Of Pumping Station Sl.No#Activity#Remarks# 01#Dismantling Of The Pump#Dismantling Of The Pump As Per Dewa Engineer#S Instruction# ##Pump Shall Be Re Moved As Per Sequence With Skilled Workmanship & Care.# 02#Overhauling Of Pump#The Contractor Shall Dismantle The Complete Rotating Assembly At Their Workshop And Record All Findings In A Track Sheet With Photographs Of Deteriorated Components.# ##The Contractor H As To Check For Shaft Straightness And Identify Worn-Out Areas If Any. Reconditioning Of The Shaft Shall Be Carried Out In Complianc E With The Latest Standards & Procedures.# ##The Contractor Has To Check The Impeller Thoroughly For Any Reconditioning Required. # ##Bearing Condition To Be Checked & Replace The Bearings If Required. # ##Mechanical Seal / Gland Sleeve Condition To Be Checked & T O Be Replaced If Required.# ##Wear Rings Dimensions To Be Checked For Clearance & To Be Replaced If Required.# ##If Any Part Is Foun D Defective, The Contractor Has To Repair/Replace The Same. Available Spare Shall Be Supplied By Dewa. If Any Spare Is Not Available With Dewa The Contractor Has To Arrange The Same. Additional Cost Of Spare To Be Submitted To Dewa For Approval Before Placing The Order.# ##Pump Casing Shall Be Cleaned & Inspected For Any Damages. If Required Damage Surface To Be Required By Sandblasting & Coat Ing With Food Grade Epoxy.# 03#Assembly Of The Equipment#Assembly Of The Equipment To Be Carried Out As Per Standard Procedure & Mai Ntain The Fit & Clearance As Per Manual. # ##Dynamically Balance The Rotor Assembly As Per Iso1940/1 Balance Quality Grade G 2.5/G1. 0 Wherever Possible Or Check The Balancing Of The Individual Items.# ##Prepare The Record For The Activities Carried Out.# ##Deviati On To The Set #Values# Shall Be Decided By Dewa. # Annexure # Ii Detail Scope For Machining Works (Optional) Sl.No#Activity#Remarks# 01#Impeller Machining Works#Impeller Grit Blasting & Ndt To Find Out Any Cracks Exist# ##Impeller Skimming On Both Si Des Of Wear Ring Areas & Fix New Ring And Secure# 02#Shaft Machining Works#Shaft Chrome Plating On Bearing Seating Areas & Machining # ##Shaft Chrome Plating On Mechanical Seal Seating Areas & Machining# ##Shaft Worn Out Place Metal Rebuilding & Machining# ##Shaft Bend Straightening Up To (4Thou) Maximum Bend# 03#Bearing Housing Machining Works#De Bearing Housing Bore Machining & Resleeving # ##Nde Bearing Housing Bore Machining & Resleeving # 04#Mechanical Seal Face#Machining And Repairing Of Pump Top And Bottom Casings Halves On Mechanical Seal Face# 05#Pump Casings#Skimming And Grooving Of Both Suction And Discharge Flanges On Pump Casing# 06#Consu Mable Accessories & Fittings#Manufacturing Of Mechanical Seal Cooling Pipe-Fittings, Shaft Lock Nut, Lock Washer And Retaining Ring, Dowell Pins, Bearing Spacer, Holding Down Bolts And Bearing Housing Gaskets Etc. Supply Of All Types Of O-Rings.# 7.0#Machining W Orks: All The Machining Works Shall Be Carried Out In Compliance With The Latest Standards & Procedures. Prior Approval Shall Be Tak En From Dewa Engineer, Before Carrying Out Any Kind Of Machining Works. 2 Item-00001 Machining & Assembly Of Pump Case Wear Ring With Complete Pump Assembly Najma Ph3 Weir Pump. Please Contact Mr. Suhail (050-4515989 ) For Further Clarification. Scope Of Works: 1. Machining & Assembly Of Pump Case Wear Ring 2. Material & Dimensions Shall Be Follo 2 Ea 1 Ea Standard Terms & Conditions 1) Prices Should Be Ddp Delivery Duty Paid At Dewa Stores. 2) Quotation To Be Submitted Only In Local Currency U.A.E Dirhams 3) Dewa Standard Payment Terms Is 30 Days Credit From The Date Of Acceptance Of Material 4) No Dewa Staff Or His Or Her Relatives Up To Third Degree Should Have Ownership Or Partnership In Your Company, And Your Participation In Dewa Tenders / Rfqs Should Not Constitute A Conflict Or Perceived Conflict Of Interest. Supplier Registration: Https://Srm.Dewa.Gov.Ae/Irj/Portal/Anonymous/Regis Tender Link : Https://Www.Dewa.Gov.Ae/Api/Rfxdownload/Get/2332301761