General • Inspections

Bunn | U3 120/208V: Cleaning Instructions

In order to maintain proper operation and long service life BUNN® recommends performing the preventive maintenance. To ensure you get a fresh, healthy brew when every time you use your Bunn Coffee Maker, cleaning of any removable parts is important. To get the best flavor from your mug of coffee, every part of the machine needs to be kept clean.

MaintainX

12/07/2022

Bunn | U3 120/208V: Cleaning Instructions

NOTE: Tanks and tank components should be delimed regularly based on local water conditions. Excessive mineral build-up on stainless steel surfaces can initiate corrosion reactions resulting in serious leaks.

Remove funnel(s), funnel lid(s) and support(s), under hot water, rinse away all coffee oils. Wipe with a clean damp cloth.

Drain coffee reservoir(s) by opening coffee faucet(s). When empty, close faucet(s).

Cycle two or three inches of water into coffee reservoir(s) and scrub entire reservoir area.

NOTE: The brewer must NOT be rinsed or cleaned by a water jet device.

Drain coffee reservoir(s) and rinse. Use clean damp cloth to wipe reservoir(s).

Install coffee funnel supports, funnel(s) and funnel lid(s).

Remove the sight gauge cap, insert sight gauge cleaning brush into the sight gauge glass tube and clean.

To clean coffee faucet(s), remove the faucet handle from the faucet and faucet clean out cap. Clean faucet with a faucet cleaning brush and wipe all parts with a damp cloth. Replace faucet seat cups periodically if badly stained or to stop faucet dripping. DO NOT CLEAN THE HOT WATER FAUCET.

Reassemble the coffee faucet(s).

Wipe the entire outside surface of the machine with a clean damp cloth. Wipe dry.

Source: MaintainX (Community Member)