SJ220H
Mitsubishi Kakoki SJ220H — Selfjector Hercules Series - Ultra maximum capacity sludge processing.
Components & Design
Component data being added…
Technical Data
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Common failures & inspection points
Visual inspection of bowl interior for sludge deposits, disc wear, and separation disc integrity; check for discoloration, scaling, or corrosion on disc stacks
Verify oil bath and splash lubrication levels in bearing housings; inspect for dark or contaminated lubrication oil; check bearing temperature during operation (should not exceed 70°C); confirm oil seals prevent leakage
Check sludge discharge interval timer calibration (0-720 minute range); verify pilot valve mechanism for partial/total discharge capability; inspect discharge piping for blockages; monitor discharge pressure and flow
Monitor motor vibration and noise during operation; verify rotation speed accuracy; check electrical connections and control panel indicator lights; confirm motor power output meets specification; inspect coupling alignment
Verify feed pump discharge pressure (standard range 3-5 bar); check for cavitation noise; inspect pump impeller wear; monitor inlet pressure; verify pressure relief valve function; check piping for leaks
Type-general inspection and maintenance points for this equipment category — not model-specific.
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