STA-C Series (Retrofit)
Hamworthy/Wartsila STA-C Series (Retrofit) — Retrofit sewage treatment for existing marine vessels requiring cost-effective replacement.
Components & Design
Component data being added…
Technical Data
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Common failures & inspection points
Verify rotary blower functionality, measure air output pressure, inspect motor insulation and bearing condition, test for unusual vibration or noise indicating wear
Inspect aeration compartment for excessive sludge buildup, check fine-bubble diffuser clogging, verify settling rate and sludge removal procedures compliance
Test chlorine residual concentration in contact compartment, verify dechlorination chemical levels, check discharge effluent quality parameters per IMO MEPC 227(64)
Inspect discharge pump casings for corrosion, verify motor seal integrity against saltwater ingress, test pump pressure and flow rate against design specifications
Inspect 380-440V electrical connections and control panels for corrosion/moisture, verify 110V control voltage and safety interlocks functional, test emergency stop functionality
Type-general inspection and maintenance points for this equipment category — not model-specific.
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