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Ultra Training Manual

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.

Disconnect the auger motor terminal from the terminal on the main wiring harness.

□

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 assemblies, be sure the split pins are turned to a position

that will clear the torque sensor circuit board.

Pull the auger shaft assembly straight out of cooling drum. Inspect the shaft for abnormal wear. □

From the front of dispenser, remove the seal and blue bushing from cooling drum and discard them. □

Clean seal and bushing surfaces of the cooling drum very thoroughly.

□

Lubricant is not required on any of the seals or bushings.

Refer to Figure 1, and slip new blue bushing into cooling drum. □

Place seal on insertion tool as shown in Figure 2. Make sure open □

face of seal is toward cooling drum.

Pushsealintoboreuntilitisrmlyseated;removetool. □

Place a small amount of “Krytox” lubricant (provided in kit in a plastic □

 cap)

ontheendofthemotorshaft(about11/2”)andathinlminthe

groove. Install auger shaft assembly onto the motor shaft. See Figure

3. Do not use too much “Krytox” lubricant. This is the only place “Kry

tox” lubricant is used.

Assemble motor/shaft assembly as shown in Figure 3, then install as □

sembly into cooling drum. Make sure the pins do not hit the sensor

board and cooling drum seal is not dislodged as the shaft passes

through.

Secure motor and capacitor to the cooling drum mounting bracket. □

Install rear motor cover.

Refer to the Installation and Operating Manual for hopper assembly

□

and installation procedures. Install new hopper/drum seals and faucet

seals included in the kit. See Figure 1 and 4.

Remove

andcleancondenserairlter.SeeFigure5. □

Refer to the Installation and Operating Manual, “Menu Function Index”. □

 Scrolltomenu“PMComplete?”andanswer“YES”toresettheremind

er message “PM Due”.

Step 2: Air Filter

Theairlterwillneedtobecleanedonamonthlybasis

orsoonerdependentuponenvironmentconditionsand □

 usage.Washstainlesslterinasinkwithwarmsoapywateranddry.

Step 3: Cleaning the Condenser/Fins

Useasoftcleaningbrushattachment,gentlyvacuumthecondensercoilns. □

Using

aashlight,shinethelightthroughthecondensernstore-checkforcleanlinessordirtbetweenthens. □

Heavy build-up of grease in the condenser may require the use of a commercial condenser cleaner. □

Follow the warning and safety instructions along with the how to instructions supplied with the cleaner. □

Figure2

Seal Insertion Tool

Open face of seal away

from tool

Cooling Drum Seal

Figure3

Lube about 1

” of shaft and in the

groove with BUNN P/N: 29563.0000

“Krytox” Lubricant

Auger Shaft Assy

Figure4

Faucet Seal

Figure5

1 2 3

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