LO Standby/Priming Pump
high
Standby or priming pump for main engine LO system
4000h
Service Interval
25 yr
Typical Lifetime
Typical Manufacturers
IMO
Naniwa
Shinko
Known Models (3)
IMO ACE 025L3
30 m3/h
· 7.5 kW
· Lube Oil
Common Failures:
- • Screw wear
- • Seal leakage
- • Low discharge pressure
Service: Run weekly for 15 min to verify readiness.
Spares: IMO: Ersatzteile per Hersteller-Ersatzteilliste. Mechanische Dichtungen und Laufräder an Bord vorhalten. Lead time: 2-6 Wochen je nach Hersteller.
Naniwa FG-200
25 m3/h
· 5.5 kW
· Lube Oil
· Centrifugal Pump
Common Failures:
- • Gear wear
- • Relief valve sticking
- • Coupling failure
Service: Keep as warm standby; auto-start on LO pressure drop.
Spares: Naniwa: Ersatzteile per Hersteller-Ersatzteilliste. Mechanische Dichtungen und Laufräder an Bord vorhalten. Lead time: 2-6 Wochen je nach Hersteller.
✔ Pros
- • Automatic start on low oil pressure
- • Compact design for space-saving installation
- • Reliable performance in warm standby mode
⚠ Cons
- • Prone to gear wear and coupling failure
- • Relief valve sticking can cause operational issues
- • May require frequent maintenance checks
Typical Vessels:
TankerContainerBulk Carrier
Decision Guide: Choose if you need a reliable standby pump for maintaining oil pressure in critical systems. Avoid if you have limited space for maintenance or prefer pumps with lower failure rates.
Use Cases: Typically deployed in the engine rooms of large vessels, such as tankers and container ships, where continuous oil flow is crucial for engine operation.
Shinko GVK 150
20 m3/h
· 5.5 kW
· Lube Oil
Common Failures:
- • Rotor clearance increase
- • Seal deterioration
Service: Test auto-start weekly; check non-return valve.
Spares: Shinko: Ersatzteile per Hersteller-Ersatzteilliste. Mechanische Dichtungen und Laufräder an Bord vorhalten. Lead time: 2-6 Wochen je nach Hersteller.