2004 Polaris Freedom, Virage, Genesis and MSX-140 Service Manual., Page 155Get this manual
FUELEXHAUST SYSTEMS Accelerator Pump Testing
CAUTION: Wear eye protection when performing this procedure1Turn engine off2Remove air intake silencer3While observing pump outlet nozzle in carburetor quickly open throttleA steady stream of fuel should be evident from each carburetor accelerator pump outlet nozzle as the throttle is openedThe pump reservoir must be full of fuel before performing this testAfter operating the accelerator pump two or three times the reservoir will be empty and fuel will no longer spray from the nozzle until the engine is startedSome causes of improper pump operation are: