Cruising Sailors Forum Archive

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• Diesel Cooling System
  • If the heat exchanger was leaking, I think you're coolant level would rise.
    • good thought
  • Testing
  • You might also check your hot water heater connections and hoses.
    • another good thought
    • It is possible (but not very likely) that its the heat exchanger in the hot water heater...
      • It could be evaporating, too -- leaving a residue.
        • Water Heater is 40 years old
          • I'd check it first, just to see if it's something simple, Eddie.
            • Do you flush the cooling system and put in new coolant, much?
      • Yes, loss increases with running and no steam that I see
  • On your expansion tank where the cap
    • Sorry, Tom already addressed this issue.