Yanmar 2YM15 - Seawater Pump; Specifications of Seawater Pump; Seawater Pump Disassembly

9. Cooling water system
159R1
9.2 Seawater pump
The seawater pump is driven by a V-belt.
9.2.1 Specifications of seawater pump
Performance
9.2.2 Seawater pump disassembly
Refer to 2.2.5.(5).
(1) Remove the rubber hose from the seawater pump outlet and then remove the seawater
pump assembly from the gear case cover.
(2) Remove the seawater pump cover and take out the O-ring, and impeller.
(3) Remove the oil seal and the pump shaft if necessary.
Flow Min. 1650 L/h
at engine speed 3600 min
-1
(Seawater pump)
Gear case cover
Spacer bolt
V-belt
Seawater pump
Bracket