Cauayan City Water District Tender

Description Ion Exchange Media Regular Maintenance Ion Exchange Media Filtration System Regular Maintenance Procedure Are As Follows. 1. Inspection And Observe System Operation Before Dismantling. 2. Removal And Check-up Of Ion Exchange Filter Media From Discharge Port Below The Filter Tank. 3. Removal Of Pebbles From Discharge Port Below The Filter Tank. 4. Inspection Of Upper Strainer And Under Drain Strainer. 5. Repouring Of Ion Exchange Media In Filter Tank After Inspections. 6. Inspection Of Backwash Valve, Solenoid Valve And Pe Tubing. 7. Inspection Of Backwash System Controller. 8. Regeneration Of Ion Exchange Media. 9. Backwashing Of Ion Exchange Media. 10. Flushing Of Water In Ion Exchange Media. 11. Inspect And Clean Pre – Filters, Pipe Line And Feed Pump. 12. Replacement Pressure Gauge. 13. Check And Adjust Disinfection Chemicals. 14. Test & Run The Filtration System. Sand Filter & Filtration System Regular Maintenance Sand Filter & Filtration System Regular Maintenance Procedure Are As Follows. 1. Inspection And Observe System Operation Before Dismantling. 2. Dismantling Of Groove Coupling In Each Filter Cartridge Housing Connection Port. 3. Dismantling And Removal Of Cartridge Housing Covers. 4. Removal Of Filter Cartridge From Each Filter Cartridge Housing. 5. Cleaning Of All Filter Cartridge By High Pressure Washer. 6. Inspection Of All Filter Cartridge After Cleaning. 7. Inspection Of Backwash Valve, Solenoid Valve And Pe Tubing. 8. Inspection Of Backwash System Controller. 9. Re Assemble Filter Cartridge Into The Filter Cartridge Housing. 10. Re-assemble Cartridge Housing Connection. 11. Testing Of Leaks By Water Flows From Source. 12. Testing Of Backwashing Operations 13. Inspect And Clean Pre – Filters, Pipe Line And Feed Pump. 14. Replacement Pressure Gauge. 15. Check And Adjust Disinfection Chemicals. 16. Test & Run The Sand Filter And Filtration System Eligibility Requirements: 1. Company Must Be 30 Years Supplier In Water Systems 2. Company Must Be Knowledgeable In Non Oxidation Process Of Media Filtration 3. Knowledge In Automatic Backwashing Process And Must Have Spare Parts 4. Know How In Ion Exchange Media Regenerations 5. 3 Months Warranty On Labor.