Service and Repair Manual

12
REQUIRED REGULAR MAINTENANCE:
Semi Annual:
Bunn Kit #34245.0002 is required for ULTRA-1 and
#34245.0000 & #34245.0001 is required for ULTRA-2,
to perform the semi annual Preventive maintenance:
Note: Service caused by failure to perform required
maintenance is not covered by warranty.
The following instructions apply to one hopper only;
repeat each step for all hoppers.
FIG 1
Auger Motor Cover
Auger Motor Assy
Auger Shaft Assy
Cooling Drum
Hopper/Drum Seal
Auger Shaft Bushing
Cooling Drum
Seal
P2528
Run Capacitor
INSTRUCTIONS
WARNING - Disconnect the dispenser from the power source before the removal of any panel or the replacement
of any component.
1. Drain, remove and clean hopper; refer to the Recommended Daily Cleaning instructions for proper cleaning
procedures. Discard the hopper/drum seal and faucet seal.
2. Remove the #8 locking screws securing auger motor cover to the cooling drum mount assembly; remove
cover and set aside for reassembly.
3. Remove the #8 locking screw on the lower right side (viewed from front) of the auger motor mounting bracket
securing the auger motor run capacitor. Set capacitor aside with wires attached.
4. Disconnect the auger motor terminal from the terminal on the main wiring harness.
5. Remove the remaining #8 locking screws securing the cooling drum mounting bracket. Remove motor with
mounting bracket.
NOTE: When removing or installing motor and shaft assembies, be sure the motor and shaft pins are turned to
a position that will clear the torque sensor circuit board.
41084 052112
Kit Contents
Inventory this kit for completeness before proceeding.
* 34245.0003 PM Kit, ULTRA-2 PAF w/ LEDs
** 34245.0001 PM Kit, ULTRA-2
*** 34245.0002 PM Kit, ULTRA-1
Part Number Qty. Description
* ** ***
26781.0000 2 3 1 Auger Shaft Bushing (Blue)
37593.0000 2 3 1 Cooling Drum Seal
32079.0000 2 3 1 Hopper/Drum Seal
32268.1000 2 3 1 Seal Kit, Faucet (Clear)
29563.0000 - - - Lubricant (“Krytox”)
28395.0000 1 1 1 Seal Insertion Tool