Bunn JDF-4D, JDF-4SB manual SERVICE CONT Cold Water Dispense Switch JDF-4S only

SERVICE (CONT.)

Cold Water Dispense Switch (JDF-4S only)

FIG. 43 COLD WATER DISPENSE SWITCH

Location:

The cold water dispense switch is located on the lower outside of the dispenser door.

Test Procedure:

1.Disconnect the dispenser from the power source.

2.Remove the five screws attaching the dispenser door cover to the door and move the door cover to gain access to the switch.

3.With a voltmeter, check the voltage across the two wires for the dispense switch. Connect the dispenser to the power source. The indication must be +5 volts dc.

If voltage is present as described, proceed to #4.

If voltage is not present as described, refer to the Wiring Diagrams and check the dispenser wiring harness.

4.Check for continuity across the terminals (top right to top left) of the dispense switch with the switch in the “ON” position. Continuity must not be present when the switch is in the “OFF” (released) posi- tion.

If continuity is present as described, reconnect the door wiring harness, the switch is operating properly.

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

Removal and Replacement:

1.Disconnect the dispenser from the power source.

2.Remove the five screws attaching the dispenser door cover to the door and move the door cover to gain access to the switches.

3.Disconnect the wires on the dispense switch from the door wiring harness.

4.Compress the clips inside the door on the dispense switch and gently push the switch through the opening.

5.Push new switch into the opening and spread the clips to hold the switch in the door.

6.Reconnect the wires to the dispense switch from door wiring harness.

7.Reinstall the door cover and secure with the five screws previously removed.

8.Refer to Fig. 44 when reinstalling wires.

BLK

BLU

P1449

FIG. 44 COLD WATER SWITCH TERMINALS

35 49179 110613