Technical articles and news
Understand the requirements for equipment selection and maintenance handover, and download practical checklists.
Technical articles and news 199105–112
Compiling evidence for water treatment consumable replacement
Replacement arrangements vary by product and operating conditions. Check the specific instructions and operating records first.
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Records to keep when raw-water turbidity changes
Changes in raw-water appearance must be assessed using tests and equipment operating limits. Treatment used on another project cannot simply be copied.
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Preparing investigation records for yellow water or unusual odors
Color and odor alone cannot identify contaminants or establish that iron or manganese limits have been exceeded.
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Compiling boiler make-up water requirements
Boiler water requirements must match the relevant equipment and applicable requirements. General parameters cannot replace specific documentation.
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Diagnosing Drip Irrigation Clogging: Media Filters, Disc Filters and Backwash Conditions
Use water-source data, emitter requirements, filter differential pressure and backwash records to compare the roles of media, disc and screen filters and prepare information for investigating clogging or uneven emitter performance.
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RO membrane maintenance and replacement checklist
Keep three sets of RO records: the normal baseline, the fault condition and the check after corrective work. Record water temperature, pressure, flow and sampling points consistently. Separate observations from conclusions about causes before discussing cleaning or membrane replacement.
View detailsRO membrane test conditions and site operation: why individual membrane permeate ratings cannot simply be added together
Tested water production in reverse osmosis membrane documents must be understood together with the test solution, water temperature, pressure, and recovery rate. System selection requires checks of the current raw water and membrane arrangement. Laboratory data for one element cannot be treated directly as a whole-system guarantee.
View detailsWater softener selection and operation: distinguishing hardness tests, TDS, and regeneration records
Softening equipment primarily addresses hardness. Hardness tests and TDS meter readings cannot replace each other. Resin, control valves, brine tanks, and regeneration drainage must be checked together.
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Describe your water source, intended use, and water demand so technical staff can prepare advice.