Craftsman 390.2505 Owner's Manual

ELECTRICALDisconnect power before working on pump, motor, pressure switch, or wiring.Motor Switch SettingsIf the motor can operate at either 115 or 230 volts, itis set at the factory to 230 volts. Do not changemotor voltage setting if line voltage is 230 volts, or ifyou have a single voltage motor.NOTICE: Never wire a 115 volt motor to a 230 volt line.Remove Motor End CoverFigure 4 - Removing Motor End CoverDial Type Voltage SelectorPower Supply ConnectionsYou will need to remove the motor end cover tochange the voltage setting. The illustration above alsoshows the pressure switch. If the power supply con-nection still needs to be made, the pressure switchcover will need to be removed.Your motor terminal board (located under the motorend cover) should look like the one at right.Figure 5 - Voltage Set To 230 Volts, Dial TypeTo change to I 15 volts:1. Make sure power is off.2. Turn the dial counter-clockwise until 115 shows inthe dial window.3. Reinstall the Motor end cover4. Go to Wiring Connections, Page 6.[AWARNINGI Hazardous voltage. Can shock, burn,or kill. Connect ground wire before connectingpower supply wires. Use the wire size (includingthe ground wire) specified in the wiring chart. Ifpossible, connect the pump to a separate branch cir-cuit with no other appliances on it.[AWARNINGI Explosion hazard. Do not ground toa gas supply line.