Bunn HC-2 HC-3 Coffeemaker User Manual


 
14
SERVICE (cont.)
AUGER DRIVE COMPONENTS (cont.)
14. Install hopper assy (21) in the dispenser by slid-
ing hopper assy in the guides on the hopper sup-
port plate (20) until the slot in the bottom rear
the hopper seats against the shoulder screw (19)
in the hopper support plate.
Auger Drive Motor (Refer to Fig. 2)
1. Disconnect the wires from the auger motor (17)
to be removed.
2. Remove hopper assy (21) and set aside for reas-
sembly.
3. Left side auger motor only - Remove the #8-32
screw securing hose routing clamp (15) and au-
ger motor (17) to the auger motor mounting
bracket (16).
4. Remove the four #8-32 locking screws, located
inside on the rear of the front housing, securing
auger motor mounting bracket (16) and auger
motor (17) to the rear of the front panel.
5. Remove auger motor mounting bracket (16),
auger motor (17) and dust seal (18) as an as-
sembly.
6. Remove dust seal (18) from auger motor (17).
7. Remove the three #8-32 screws securing the left
auger motor to the auger motor mounting bracket
or the four #8-32 screws securing the center and
right auger motors to the auger motor mounting
bracket.
8. Remove auger motor and discard.
9. Using three #8-32 screws on the left auger mo-
tor or four #8-32 screw on the center or right
auger motor install new auger motor (17) on
mounting bracket (16).
10. Install dust seal (18) on auger motor shaft.
11. Using four #8-32 locking screws install auger
motor, dust seal and mounting bracket to the rear
of the front panel.
12. Left auger motor only - Using one #8-32 screw
attach hose routing clamp (15) to the mounting
bracket.
13. Reconnect the wires to the terminals on the bot-
tom of the auger motor.
14. Install hopper assy (21).
15. Refer to the illustration below when reconnect-
ing wires.
LEFT HC-2 & 3
CENTER HC-3 ONLY
RIGHT HC-2 & 3
WHI/BLK to Run/Rinse
Switch
WHI/BLK to Run/Rinse
Switch
WHI/RED from Hopper
Delay Circuit Board
WHI/BLU from Hopper
Delay Circuit Board
WHI/BLK to
Run/Rinse
Switch
WHI/VIO from Hopper
Delay Circuit Board
T1201
FIG. 3 AUGER MOTOR TERMINALS
27591 031597