Bunn JDF-4D Coffeemaker User Manual


 
38
SERVICE (CONT.)
EMI Filter (all Models)
FIG. 49 EMI FILTER
Location:
The EMI Filter is located on the electrical component
mounting bracket on the lower front of the dispenser
behind the splash panel.
Test Procedure:
1. Disconnect the dispenser from the power source.
2. Disconnect the two black wires and two white wires
on the EMI Filter from the power cord and the main
wiring harness.
3. Check for resistance between the two black leads
on the EMI Filter.
If resistance is present as described the EMI Filter is
operating properly.
If resistance is not present as described, replace the
EMI Filter.
Removal and Replacement:
1. Disconnect the wires from the EMI Filter.
2. Remove the two #8-32 screws and nuts securing
the EMI Filter.
3. Remove and discard EMI Filter.
4. Install new EMI Filter using two #8-32 screws and
nuts to secure EMI Filter to its former location.
5. Refer to Fig. 50 when reconnecting the wires.
FIG. 50 EMI FILTER CONNECTORS
118.0 kΩ - 118.5 kΩ
Across either pair
JDF-4S shown
49179 110613