COOLING
Page 4B-10 90-884294 OCTOBER 2001
Water Pressure Check
Water pressure may be checked by attaching a test pressure gauge to the top of the engine
block.
A water pressure line (GRAY colored) is provided that exits at the front of the lower cowl.
A dash style gauge may be connected to this line to register water pressure.
WARNING
Shut off engine and refer to troubleshooting chart if water pressure is not within
specification. DO NOT exceed 3000 RPM in neutral.
Idle 1.5 – 4.5 PSI
(10.3 – 30.8 kPa)
Poppet Valve Opening 6 – 7 PSI
(41.1 – 47.9 kPa)
W.O.T. 8 – 10 PSI (54.9 – 68.5 kPa)
Minimum
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