Bunn HC-2 HC-3 Coffeemaker User Manual


 
20
SERVICE (cont.)
FROTHER AND WHIPPER MOTOR
FIG. 11 FROTHER AND WHIPPER MOTOR
P1203.45
Location:
The frothers are located behind the dispenser
door, mounted on the front of the front panel inside
the whipper chamber.
The whipper motors are located on the back
side of the front section of the front panel.
NOTE: The center position is for HC-3 Models only.
Test Procedure:
1. Disconnect the dispenser from the power source.
2. Disconnect the white/violet and white wires on
the right motor, white/blue and white wires on
the center motor or the white/red and white wires
on the left motor from the black leads on the
motors.
3. Press and hold the appropriate dispense switch
and check the voltage across the disconnected
harness wires with a voltmeter. Connect the dis-
penser to the power source. The reading must
be:
Removal, Cleaning and Replacement (Refer to Fig. 12):
1. Open the dispenser door.
2. Remove the steam collector (1) by pulling it for-
ward and at the same time twisting it clockwise.
3. Pull the mixing chamber (2) out of the whipper
chamber (4).
a) 120 volts ac for two wire 120 volt models.
b) 120 volts ac for three wire 120/208 volt or 120/
240 volt models.
c) 240 volts ac for two wire 240 volt models.
4. Disconnect the dispenser from the power source.
If voltage is present as described, replace the motor.
If voltage is not present as described, refer to the wir-
ing diagrams and check the dispenser wiring harness.
1 2
10 9 8 7 6 5 4 3
12
11
FIG. 12 MIXING/WHIPPER CHAMBER
COMPONENTS
P1206
1. Steam Collector
2. Mixing Chamber
3. Dispense Tip
4. Whipper Chamber
5. O-Ring
6. Frother
7. #6-32 Screw
8. Receptical w/Seal
9. Teflon Washer
10. O-Ring
11. #8-32 Acorn Nut
12. Motor Assy.
27591 031597