Preventive Maintenance; Pm Steps - Bunn AutoPOD Technical Training Manual

Preventive Maintenance

In order to maintain proper operation and long service life BUNN
nance every 6 months. Individual customers will vary with some customers choosing not to receive preventive main-
tenance. Some of the PM items may require more frequent maintenance depending on the site conditions.
Tools Required:
• 2 standard screwdrivers (1 small tip & 1 medium tip)
• Needle nose pliers
• Pliers
• 2, 8 inch crescent wrench
• Graduated measuring cup
• Tube Brush (.25 0D), BUNN P/N: 26367.0000
PM Parts:
• Sprayhead Seal, BUNN PN: 42310.0000
• Water filter or cartridge
• Refill probe grommet, BUNN PN: 33201.0000
• Pod Screen Assembly BUNN PN: 40806.1000
Prior to servicing the brewer:
• Depress open/close door switch to open door before disconnecting from power.
• Disconnect the water and electrical supply.
• Assess placement of brewer to perform PM process.
• Allow brewer tanks time to cool down.
• Remove top cover and rear panel.

PM Steps

If customer has a BUNN
purge before installing to the brewer.
Note: PM Steps 1 and 2 will require the machine to be plugged in to access the "Test Outputs" screen in program-
ming.
Step 1: Cleaning sprayhead and replacing seal
□ Press and hold the hidden programming button (under "BUNN") until display reads "Brew Lockout"
□ Press and release the "Small" brew button until display reads "Service Tools". Select "Yes"
□ Display should read "Test Outputs?" Select "Yes". Display should now read "Index B Motor". Press and hold
"Load" (Hot Water) button until pod holder pushes the door open.
□ Unscrew sprayhead counterclockwise
□ Remove sprayhead and seal
□ Check and clean sprayhead. The sprayhead holes must always
remain open. Clean all the holes in the plastic sprayhead to remove
any mineral deposits or coffee oil build up
□ Install new sprayhead seal (BUNN P/N: 42310.0000) onto clean
sprayhead
□ Re-install sprayhead with gasket. Make sure seal is installed with the ridge facing up
□ Remove and clean pod screen assembly of coffee oil build up. Replace pod screen if missing (BUNN P/N:
40806.1000)
Step 2: Clean the stream guide bowl
□ Use a screwdriver or similar object to hold door open.
□ Press and hold "Dump" (Open/Close) button until pod holder moves back
and just clears the stream guide bowl.
□ Disconnect brewer from power supply.
□ Remove drip tray and pod bin by pulling straight towards you
□ Remove stream guide bowl cap by prying up on seam
water filtration system installed before the brewer, replace the filter or filter cartridge and
®
recommends performing the preventive mainte-
®
Bunn-O-Matic Corporation
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