1999 Polaris SLH, SLTH, SLX, SLTX, PRO785 Factory Service Manual, Page 98Get this manual
FUEL SYSTEMCARBURETION Fuel Water Separator IMPORTANT: Prior to performing any adjustments to carburetors check the following:
Verify that no water is present in the fuel systemCheck the water trap for presence of water Check for proper choke operation Verify all fuel and vent lines are routed and secured properly Check the reed valves for damage Check fuel pump diaphragms for damage Verify all seal and gaskets are in good condition (no air leaks present) Check engine compression (see engine section) Verify proper fuel flow (i.efuel flow through shut off valve) Synchronize carburetors; inspect throttle plates (butterfly) for damage
FuellWater Separator
The water trap should be checked daily andor whenever refueling1"-2" (2.5-5 cm) of water depth in water trap can cause engine to run poorlyIf water trap fills quickly, excessive water may be present in fuel tank The water trap includes filter to improve water separation, and colored float to indicate water levelEmpty trap if float appears to be off the bottomWater Trap Typical