Bunn CDBC Manuales De Servicio

Page 33

Location:

The  warmer elements are located under the warmer

plates.

Test Procedures:
1. Disconnect the brewer from the power source.
2. Use the white wire from the terminal block and the

other bottom wire on the "ON/OFF" switch.

3. With a voltmeter, check voltage across the two

wires with the "ON/OFF" switch in the "ON" posi-
tion. Connect the brewer to the power source.The
indication must be 120 volts ac.

4. Disconnect the brewer from the power source.

If voltage is present as described, proceed to #5.
If voltage is not present as described, refer to 

Wiring

Diagrams and check brewer wiring harness.

5. Check the continuity across the two terminals on

the warmer element.

If continuity is present as described, reconnect the two
wires to the warmer element.
If continuity is not present as described, replace the
warmer element.

Removal and Replacement:
1. Remove the three #4-40 screws securing the

warmer assembly to the brewer.

2. Lift the warmer assembly from the brewer.
3. Disconnect the two wires from the warmer ele-

ment terminals.

4. Remove the two #8-32 nuts securing the warmer

element to the warmer plate.

5. Securely install new warmer element.
6. Reconnect the two wires to warmer element termi-

nals.

7. Securely install warmer assembly on the brewer.
8. Refer to the 

Wiring Diagrams when reconnecting

the wires.

P1875

FIG. 15 WARMER ELEMENTS

29319 091203