

The Bunn Brewer SURE IMMERSION 312 is a high-performance commercial coffee brewing system designed for efficiency and quality. This model features advanced brewing technology, ensuring optimal extraction and flavor, making it ideal for cafes and restaurants seeking reliable and consistent coffee service.
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Tensioning Guide
Belt-diagram
C-120 pulleys
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Pre-built workflows to keep your asset running smoothly.
Daily Electrical System Inspection
Replace Roller and Pulley
Install Engine B-120
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Integrate maintenance plans directly into your work orders.
Motion Industries
Applied Industrial Technologies
Electrical Brothers
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Drive Motor
B2 Rollers
Tensioning System
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Bunn Brewer SURE IMMERSION 312
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Integrate maintenance plans directly into your work orders in MaintainX.
1 Daily Brewer Cleaning
Wash the brewer parts
Remove and wash the drip tray and drip tray cover in a mild detergent solution. Rinse thoroughly
Wipe the lower front panel, door, and cabinet with a clean damp cloth
Rinse Tab
Selecting the RINSE tab from the CARE AND CLEANING screen will prepare the equipment for rinsing the Brew Funnel and Brew Box
Press the START button
Follow the directions shown on the screen
Once the START button has been pressed, the CARE AND CLEANING screen will show a progress bar - with the message 'Please Wait - Rinsing'
If for any reason the rinsing process needs to be halted, press the Stop button
1 Weekly Brewer Funnel Cleaning
Warning: Ensure the machine is turned off and unplugged before starting the cleaning process.
Is the brew funnel in the upper position?
Did you disconnect the rubber hose from the brew funnel?
Did you press down on both flat springs under the funnel arms?
Did you pull the funnel down and forward to release it from the funnel arms?
Did you clean the funnel using any mild, non-abrasive, liquid detergent?
Did you rinse and dry the funnel?
Did you reinstall the funnel by tipping the top edge of the funnel under the coffee chute?
Did you place the metal pins on the flat springs?
1 Weekly Brewer Mixing Chamber Cleaning
Clean Mixing Chamber Parts
Remove the powder mixing chambers, steam traps, frothers and mixing chamber bases
Remove the dispense hoses from the dispense nozzle assembly
Clean all parts removed in warm soapy water. Use the provided cleaning brush (PN 26367.0000) to clean bores and orifices. Rinse in cold water
Prepare one-gallon (3.8 liter) of sanitizing solution with at least 100 ppm of available chlorine in 120°F (48.9°C) water. Soak all cleaned parts in sanitizing solution for 5 minutes, then allow to air dry
Rinse cleaning brush, dip in sanitizing solution, and brush the bore of dispense nozzles
NOTE: Repeat this procedure for each nozzle separately
When reassembling parts, be sure to align arrow on frother disk with flat on whipper motor shaft, and rotate tab on whipper base clock wise to the vertical position to lock mixing chamber
Close the front door to resume normal operation
1 Weekly Brewer Tab Cleaning
Clean tab
Selecting the CLEAN tab from the CARE AND CLEANING screen
Press the START button to begin
Follow the directions shown on the screen
CARE AND CLEANING screen indicates to the user to 'Please do NOT open door until prompted'
Press CONTINUE to move to the next step
Follow the instructions
Press CONTINUE
The machine begins rinsing any loose grounds from the Brew Funnel
1 Weekly Brewer Tablets Cleaning
Warning: Use only the cleaning tablets provided with this unit. (PN 42933.0001)
Brew Funnel rinsed
Cleaning Tablet inserted into Brew Funnel
Door closed
CONTINUE button pressed
Note: The cleaning process can take up to 5 minutes to complete. If for any reason the cleaning process needs to be halted, press the STOP button
Cleaning cycle completed without pressing STOP button
Machine reset and returned to the beginning CLEAN screen
Progress bar provided and notice regarding the next cleaning procedure (Touch Panel Cleaning) received
Access the parts list for your equipment in MaintainX.
Cartridge
56000.0121
Cartridge
56000.0101
Cleaning Brush
26367.0000
Door and Bean Hopper Key
52444.0020
Filter
50766.0001
Cartridge
56000.0121
Cartridge
56000.0101
Cleaning Brush
26367.0000
Door and Bean Hopper Key
52444.0020
Filter
50766.0001
Cartridge
56000.0121
Cartridge
56000.0101
Cleaning Brush
26367.0000
Door and Bean Hopper Key
52444.0020
Filter
50766.0001
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