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water pump

  1. Leaks from 3YM30 can bad cutlass cause PSS to drip

    Gear & Maintenance
    I've hauled out and stumped by water that appears directly under the engine bilge. I thought water pump but the face plate is showing no corrosion. I have a PSS dripless shaft seal and know my cutlass is bad. So, I am wondering, does a bad cutlass cause a PSS to drip. Could it still be the...
  2. old yanmar 12HP water pump additional inlet and outlet lines

    Diesel
    Older yanmar 12 hp, 1970s. I am trying to figure out the purpose of these additional lines on the water pump. One outflow line ties into the bilge line outflow. Another outflow line runs to the bilge pump compartment. This line by the bilge pump looks like it was connected to something at...
  3. Water Pump/Hot Water Heater/Breaker Trips

    Gear & Maintenance
    Two weeks ago, Sunday night my water pump started to run as it normally does. Then I heard a "click" sound from somewhere else. At that point two things happened. Hot water started to drain from the hot water tank via the pressure relief valve and the pump continued to run in a "slower mode"...
  4. Fresh water pump occasionally pulses

    Gear & Maintenance
    Hi, I have a new fresh water pump, Flowpump fl-35. After a few weeks of using it, it started to pulse every 2-3 minutes even though all faucets are closed and there is no water leek. (to make sure of this i connected a short hose to the pump's outlet and blocked it. The pump still pulses every...
  5. Yanmar YSM12 Waterpump

    Gear & Maintenance
    I need a waterpump for a YSM12 Yanmar Diesel motor. Does anyone have one I can acquire cheap?
  6. YSM12 water pump

    Diesel
    Hello everyone. The motor started today, much to my and the rest of those rooting for me at the little neighborhood marina. Then I get the call to shut her off! Shes sprung a leak...my heart sank. The water pump was the culpret and water seemed to be spraying 360 deg from behind the pully. My...
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