2000 Polaris Virage TX, SLX, Pro 1200, Genesis, Genesis FFI Personal Watercraft Service Manual, Page 219Get this manual
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HULUDECK, STEERING AND CONTROLS Speedometer
Speedometer Operation and Inspection
The speedometer is operated by water pressureThe pressure is supplied to the back of the speedometer through hose connected to fitting located inside the jet pump intake grate area1If the speedometer becomes inoperative first check hose for kinks or restrictionsCheck to see that it is connected properly to fitting and to back of speedometerThe fitting must be aligned with the pump intake grate to read accuratelyweeds will lodge in the fitting or lineTo clear hose and fitting, disconnect hose from speedometer and apply low pressure air to hose