To appoint a service provider to do a Major & Minor Service of the RO water plant.

RFQ/OBP134/2025/26

Major Service Raw water pre-treatment service · Replace solenoid valve diaphragm and coil · Check and fix if there are any leaks · Service softener system (including salt and softening resin) · Service transfer pump · Service booster pump · Service pH control unit · Calibrate pressure gauges & -Conductivity meters (Calibration solution should be SANAS certified) · Replace pressure relief valve · Replace probe · Run & fill dosing system on auto RO System Service · Replace solenoid valve diaphragm and coil · Replace pressure switch · Conductivity verification · Calibrate pressure gauges & -Conductivity meters (Calibration solution should be SANAS certified) · Replace pressure regulator · Service RO 1st stage feed pump · Service RO 2nd stage feed pump · Permit valve seal replacement · Membranes chemical wash (CIP) · RO loop conductivity verification · Replace solenoid diaphragm and coil · Replace steam traps for heat exchangers · Replace gate valve for exchanger Minor Service After 6 months · Measure chlorine level, hardness, softener functionality · Check system reject pressure & adjust if necessary. · Check permeates flows, check pumps and valves functionality. · Check level sensors. Verify all indicators and instruments are operational. · Chemical wash (CIP) of the membranes

Request for Quote

2025/10/15 15:00:00

2025/10/08 10:30:00

RFQ/OBP134/2025/26