2003-2005 Suzuki LT-A500F Service Manual, Page 206Get this manual
COOLING AND LUBRICATION SYSTEM
INSPECTION
Remove the radiator cap lid Disconnect the cooling fan motor lead wire coupler Test the cooling fan motor for load current with an ammeter connected as shown in the illustration
The voltmeter is for making sure that the battery applies 12 volts to the motorWith the motor with electric motor fan running at full speed, the ammeter should be indicating not more than amperes If the fan motor does not turn, replace the motor assembly with new oneNOTE: When making above test, it is not necessary to remove the cooling fan