1996 Johnson/Evinrude Outboards 25, 35 3-Cylinder Service Repair Manual P/N 507123, Page 151Get this manual
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Thermostat Servicing DisassembIy
heat damageReplace if
5 Inspect the vernatherm, diaphragm and cup, and spring for signs of corrosion heat damageReplace if necessaryAssembIy
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