Bunn FMD-3 Manual De Usuario

15

BLK to BLU
from Door
Interconnect
Harness

FIG. 4 BALLAST

Location

The front door lamp ballast is located behind

the front access panel on the left side of the compo-
nent bracket.

Test Procedure
1. Disconnect the dispenser from the power source.
2. Disconnect the two terminal plug of the door

interconnect harness from the main wiring har-
ness.

3. Check the voltage across the white wire and the

blue wire terminal of the ballast with a voltmeter.
Connect the dispenser to power source. The indi-
cation must be:
a) 120 volts ac for two wire 120 volt models.
b) 120 volts ac for  three wire 120/208 volt models
or 120/240 volts models.
c) 240 volts ac for two wire 240 volt models.

If voltage is present as described the ballast is oper-
ating properly.

If voltage is not present as described, replace the
ballast.

Removal and Replacement
1.

Disconnect the wires from the ballast.

2.

Remove the one #8-32 screw securing the bal-
last to the component bracket.

3.

Remove and discard ballast.

4.

Install new ballast over the weld pin on the com-
ponent bracket  and secure with one #8-32 screw.

5.

Refer to Fig. 5  when reconnecting the wires.

BLK to Main Wiring

Harness

P1445

FIG. 5 BALLAST TERMINALS

P1447

28364 011598