Alfa Laval P665-HFO-Purifier
Alfa Laval P665-HFO-Purifier purifier separator for purifier, marine fuel/lube oil, optimised for heavy fuel oil purification. Fuel oil capacity 22500 l/h, lube oil capacity 18000 l/h. Bowl diameter 520 mm, motor power 18.5 kW. P-series purifiers are the predecessor of the S-series — widely installed worldwide.
Components & Design
Component data being added…
Technical Data
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Common failures & inspection points
Paring disc, top disc, mud ports check for dull spots/wash-out; erosion depth >0.2 mm (bowl/cap) or >0.5 mm (other) = replacement.
Leaks at cover/bolted joints/mud outlet; gasket rings (EPDM) change every 6000–8000 h, original parts only.
Check vibration/noise; bearings change in pairs every 12000–16000 h, lubricate correctly; do not increase throughput during vibration.
Belts every 3000 h (tension per manufacturer), cracks/wear; coupling check for axial play (>0.5 mm = fault), corrosion.
Monitor current consumption nominal/actual; clean bowl during shutdown; check pre-filtration + lubrication; limit sludge volume.
Type-general inspection and maintenance points for this equipment category — not model-specific.
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