1995 Johnson Evinrude "EO" 9.9 thru 30, 2-Cylinder Service Manual, P/N 503146, Page 137Get this manual

1995 Johnson Evinrude "EO" 9.9 thru 30, 2-Cylinder Service Manual, P/N 503146, Page 137

Engine Temperature Check The Markal Thermomelt Stik is heat sensitive marker that melts on contact with surface of specific
must be 700 100 (21 30 e)Pyrometer Procedure 1Install correct test propeller and place engine in test tank i pellers, twist
and remove all spark plug leads '" To avoid accidental starting of engine while changing pro- 2Start engine and run at 3000
RPM for at least five minutes[:;1 3Reduce engine speed to 900 PMAt 900 RPM digital pyrometer should indicate 1400 150 (60
e) when held on both cylinder heads If engine temperature is not within this range, troubleshoot cooling system to determine
problemf31 4Increase engine speed to 5000 RPM At 5000 RPM, the digital pyrometer must not indicate more than 1600 (71 e)
If engine temperature exceeds 1600 (71 e), troubleshoot cooling system to determine problemIf you get low or inaccurate readings