Scum on the settling tank
Hamworthy Super Trident ST6A, instalasi pengolahan limbah biologis, imo mepc.2(vi)
Kemungkinan penyebab
Skimmer or air-lifts not working
Yang harus dilakukan
Manual produsen, hlm. 56Check air-lifts, clear scum, pump out and clean the settling tank
Gangguan Hamworthy Super Trident ST6A lainnya
Tank overflow / high level alarmDischarge pump failure, pipe blockage or excessive inflow (leaking WC flush valves)Bad smell from the unitAnaerobic tank: compressor, air-lifts or diffusers not working, or too much sludgePoor effluent qualityLack of oxygen, killed bacteria by disinfectant cleaners, sludge not returning, too much flushing waterFoaming in the aeration tank and ventToo much cleaning agentDischarge pump gives no flowClosed valves, blocked suction, air leaks or loops in suction pipeReduced or irregular pump dischargeChoked impeller, valve or non-return valve partly closedAir gauge 0.2 bar above normal / relief valve blowingClogged diffuser elements or dirty filters
Dari manual produsen “Sewage treatment plant manual”. Periksa dokumen asli di kapal sebelum bekerja.
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