1995 Johnson/Evinrude Outboards 50 thru 70 3-cylinder Service Manual, Page 144Get this manual

1995 Johnson/Evinrude Outboards 50 thru 70 3-cylinder Service Manual, Page 144

Temperature Switch Test Purpose One heat sensitive switch is installed in the cylinder head to monitor engine temperatureThe
switch from the cylinder head2Using continuity light or ohmmeter, make positive connections to the switchone lead to the
switch lead and one lead to the metal portion of the switchf5l 3Place the switch and an accurate industrial thermometer in
warm automotive crankcase oil4Slowly increase the oil temperature using an external heat source& To avoid possible fire or
explosion: Use suitable container for the oil Use an oil that has flashpoint above 300 (150 C), such as OMC Cobra 4-Cyce
Motor Oil Do not use open flame as heat source 5The switch must react to the changing temperature as follows: Wire Color