Bunn AFPO-3, AFPO-2 SL VACUUM/SUPPLY Pump Tube Installation, Tubing Start Position

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SERVICE (cont.)

VACUUM/SUPPLY PUMP TUBE INSTALLATION

2.Separate the two halves of the pump and carefully remove the tubing from within.

3.Hold the new pump head as shown in Fig. 24, with rollers in the 2, 6, and 10 o’clock positions.

4.Reinstall tubing in the new pump head by wrap- ping the tubing around the rollers as shown in Fig. 24.

5.Insert the slot of the tubing key (supplied), as shown in Fig. 24, on the rotor so the bottom edge of the key is pressing the tubing into the pump head cavity as shown in Fig. 25.

6.Hold the tubing and rotor in the pump head and remove key carefully.

7.Squeeze the pump body and pump heads together simultaneously until pump body and pump head are touching on all sides. Be careful not to pinch the tubing between the pump body and the pump head.

8.Place the new pump body on the rotor shaft.

9.Replace the four thumbscrews to secure the pump to the motor assembly. Finger-tighten only.

ROLLERS

 

PUMP

 

HEAD

 

TUBING

 

KEY

EXIT

ENTRY

PORT

PORT

 

P1542

 

FIG. 24 TUBING START POSITION

 

ROTOR

ROTOR

 

SHAFT

 

FIG. 25 TUBING LOADED

P1541

20

28791 040501

 

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Contents Post Office BOX SPRINGFIELD, Illinois Phone 217 529-6601 FAX 217User Notices WarrantyIntroduction Electrical Requirements Electrical Hook-UpPlumbing Requirements Initial SET-UPInitial SET-UP Cleaning Recommended Weekly CleaningMIX Ratio Adjustments MIX Ratio ADJUSTMENTScont Time for Flavor Output 1/2 cup Time for Water Output 1 cupMain Power ON/OFF Refill Circuit ON/OFFTEST/OPERATE Probe Control BOX LOW/OFF/HIGHTroubleshooting Problem Probable Cause RemedyTroubleshooting Component Access ContentsCircuit Board Connector Location Circuit BoardFuse and Fuse Holder LocationService Main ON/OFF SwitchProbe System MovingPump Flavor ON/OFF Switches #1 AFPO-2#2 AFPO-2 #3 AFPO-3 onlyRefill Switches Refill Switches#2 AFPO-2 #3 AFPO-3 OnlySolenoid Water ON/OFF Switches Solenoid Water ON/OFF SwitchesTEST/OPERATE Switch Terminals VACUUM/SUPPLY Pump Assembly Pump Motor Removal and ReplacementVACUUM/SUPPLY Pump Tube Installation Tubing Start PositionVacuum Switches Vacuum SwitchesPiping Diagram AFPO-2 Schematic Wiring Diagram AFPO-2 Schematic Wiring Diagram AFPO-3 Schematic Wiring Diagram AFPOA-2
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AFPO-2, AFPO-2 SL, AFPO-3 specifications

The Bunn AFPO-2 SL, AFPO-3 SL, and AFPO-3 are advanced coffee brewing systems that cater to the needs of commercial establishments seeking efficiency and high-quality coffee production. These machines are designed for ease of use, high throughput, and flexibility, making them ideal for coffee shops, restaurants, and workplaces.

The Bunn AFPO-2 SL is known for its dual-brew capabilities, allowing users to brew coffee and tea simultaneously. This model features a sleek, stainless-steel design that fits well in various settings. It comes equipped with an electronic controls interface that ensures precise brewing temperatures and times, enabling baristas to consistently produce flavorful coffee. The AFPO-2 SL has a brewing capacity of up to 3.8 gallons per hour, making it suitable for high-demand environments.

Another standout model is the Bunn AFPO-3 SL, which builds upon the features of the AFPO-2 SL with an increased brewing capacity of up to 4.5 gallons per hour. This model includes a programmable digital control module, which allows users to customize brew cycles for different coffee blends, enhancing versatility. The AFPO-3 SL is designed with stainless-steel construction, ensuring durability and longevity while maintaining easy cleaning and maintenance routines.

The hallmark of the Bunn AFPO-3 is its single-serve capability, which provides a fresh-brewed experience for every cup. With advanced technology that ensures optimal water temperature and flow rate, the AFPO-3 guarantees rich and robust flavors in every pour. This model is ideal for establishments that want to offer their customers a variety of coffee options without sacrificing quality or speed. It also features an intuitive user interface, allowing staff to operate the machine with minimal training.

All three models are equipped with a built-in hot water tap, providing instant access to hot water for tea or other beverages, further increasing their utility in busy environments. The Bunn AFPO series is known for its reliability, with heavy-duty components that withstand the rigors of daily use.

In summary, the Bunn AFPO-2 SL, AFPO-3 SL, and AFPO-3 represent the pinnacle of brewing technology in the commercial coffee market. With their advanced brewing capabilities, user-friendly designs, and robust construction, these machines are perfectly suited for any establishment that values quality coffee and operational efficiency.
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