Bunn FMDA DBC-3 Guía Del Usuario

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FIG. 15  FAN

P1682.40

Location:

The fan is located inside the dispenser hous-

ing on the right rear of the dispenser base plate.

Test Procedures:
1. Disconnect the dispenser from the power source.
2. Disconnect the black and white wires from the

fan terminals.

3. Check the voltage across the black and white wires

with a voltmeter. Connect the dispenser to the
power source. The indication must be:
a) 120 volts ac for two wire 120 volts models.
b) 120 volts ac for three wire 120/208  or 120/240
volt models.
c) 240 volts ac for two wire 240 volt models.
d) 230 volts ac for two wire 230 volt models.

If voltage is present as described, replace the fan
If voltage is not present as described, refer to wiring
diagram and check the dispenser wiring harness.

Removal and Replacement:
1. Disconnect the vacuum hose from the fan.
2. Remove the two #8-32 locking screws securing

the fan to the dispenser housing base plate.

3. Disconnect the wires from the fan terminals and

discard the fan

4. Refer to Fig.16 and connect the wires to the new

fan.

5. Install new fan through the rear access hole and

secure to the dispenser housing base plate using
two #8-32 locking screws.

6. Reconnect the vacuum hose to the fan.

BLK from Main
Wiring Harness

WHI from Main Wiring Harness

FIG. 16 FAN TERMINALS

P1507

FIG. 17 FROTHER AND WHIPPER MOTOR

P1682.40

Location:

The frothers are located behind the dispenser

door, mounted on the whipper motor shaft inside the
whipper chamber.
The whipper motors are located on the back side of
the whipper motor mounting panel.

Test Procedure:
1. Check that the “Rinse/Run” switch is in the “Rinse”

(upper) position.

2. Disconnect the dispenser from the power source.
3. Disconnect the white/violet and white wires on the

right motor, orange and white wires on the center
motor or the red and white wires on the left motor
from the black leads on the motors.

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