Bunn ITB/ITCB, ICB/TWIN manual Voltage Selector Switch, Test Procedure

Page 21

VOLTAGE SELECTOR SWITCH

FIG. 21-1 VOLTAGE SELECTOR SWITCH

Location:

The voltage selector switch is located on the component mounting bracket on the base plate.

Test Procedure:

1.Disconnect the brewer from the power source.

2.Disconnect the wires from the selector switch. With the selector switch in the 120V position, check for continuity between the two right terminals of the switch.

3.With the selector switch in the 120/208-240V position, check for continuity between the two left terminals.

If continuity is not present as described, replace the switch.

Removal and Replacement:

1.Disconnect the brewer from the power source.

2.Disconnect the three wires from the selector switch.

3.Remove the switch mounting nut from the under side of component mounting bracket; remove switch from bracket.

4.Install new switch in component mounting bracket and secure with mounting nut.

FIG. 21-2 VOLTAGE SELECTOR

SWITCH TERMINALS

21	42461 0911809

Image 21

Contents ITB/ITCB ICB/TWIN BUNN-O-MATIC Commercial Product Warranty Introduction Control Boards TroubleshootingRefill Circuit Problem TroubleshootingProbable Cause RemedyHeating Circuit Problem Probable Cause Remedy Brewing Circuit Problem Probable Cause Remedy Problem Probable Cause Remedy Troubleshooting Brewing CircuitMessage Probable Cause Remedy DiagnosticsICB Component Access Component AccessControl Board Membrane Switch Continuity Membrane SwitchExploded View Early Brew ValveLate Model Brew Valve Brew Valve Late ModelsRefill Valves DisassemblyEarly Itcb Refill Valves Early ICBICB Twin Tank Heaters Tank HeatersLimit Thermostats Limit ThermostatTesting Temperature Probe Temperature ProbeCalibrate Temp Probe CalibrationTest Procedure Voltage Selector SwitchTest Procedure Removal and Replacement Power SwitchSchematic Wiring Diagram iTCBA, iTCBB Schematic Wiring Diagram With Factory Sweetener Schematic Wiring Diagram ICB-DV Schematic Wiring Diagram ICB Twin Schematic Wiring Diagram iCBA, iCBB Schematic Wiring Diagram ICB Twin 230V Chassis Ground Term Schematic Wiring Diagram ITB