Bunn AFPO-3 SL manual Service, Main ON/OFF Switch

Page 12

SERVICE (cont.)

MAIN ON/OFF SWITCH

 

 

 

 

 

 

1

 

 

 

 

REFI

LL

2

 

 

 

 

 

 

 

 

 

 

3

 

N

 

 

 

 

 

MAIER

 

 

 

 

 

 

POW

 

 

 

 

WATER

 

 

 

 

 

 

INPUT

 

 

 

 

 

1

1

 

 

 

 

 

OR

 

 

 

 

 

 

 

 

 

 

FLAVOR

FLAVUT

2

 

 

 

 

INP

 

 

 

 

OUTPUT

 

 

 

 

 

2

WATERT

3

 

 

 

 

 

OUTPU

 

 

 

 

FLAVOR

 

 

 

 

 

 

OUTPUT

 

 

 

 

 

3

ER

 

 

 

 

 

WAT UT

 

 

 

 

 

 

OUTP

 

 

 

 

 

VOR

 

 

 

 

 

 

FLA T

 

 

 

 

 

 

OUTPU

 

 

 

 

 

 

ER

 

 

 

 

 

 

WATPUT

 

 

 

 

 

 

OUT

 

 

 

 

 

 

FIG. 6 MAIN ON/OFF SWITCH

 

P1516

 

 

Location:

The main ON/OFF switch is located on the lower right front of the autofill box just above the power cord.

Test Procedure:

1.Disconnect the dispenser from the power source.

2.Disconnect the black wire from the fuse holder and the white wire from pump #1.

3.Connect the dispenser to the power source. Check for voltage across the black wire removed from the switch and the white wire removed from pump #1. The indication must be:

a)120 volts ac for 2 wire 120 volt models.

b)200 to 240 volts ac for two wire 200 or 240 volt models.

c)230 volts ac for two wire 230 volt models.

4.Disconnect the dispenser from the power source.

If voltage is present as described, proceed to #5.

If voltage is not present as described, refer to theWiring Diagrams and check the dispenser wiring harness.

5.Check for continuity across the switch terminals with the switch in the “ON” position. Continuity must not be present when the switch is in the “OFF” position.

If continuity is present as described, reconnect the wires to the switch terminals.

If continuity is not present as described, replace the switch.

Removal and Replacement:

1.Remove the wires from the switch terminals.

2.Compress the clips inside the autofill box and gently push the switch through the opening

3.Push the new switch into the opening and spread the clips to hold switch in the autofill box.

4.Refer to Fig. 7 when reconnecting the wires.

BLK from Fuse Holder

BLK to Solenoid (Water)

Switch #2 AFPO-2 & 3

FIG. 7 MAIN ON/OFF SWITCH TERMINALS P1522

12

41093 040408

 

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Contents AFPO-3 SL BUNN-O-MATIC Commercial Product Warranty User Notices Cleaning Recommended Weekly Cleaning MIX Ratio AdjustmentsMIX Ratio ADJUSTMENTScont Main Power ON/OFF Refill Circuit ON/OFFTEST/OPERATE Probe Control BOX LOW/OFF/HIGHTroubleshooting Problem Probable Cause RemedyTroubleshooting Service Component AccessCircuit Board Circuit BoardFuse and Fuse Holder LocationService Main ON/OFF SwitchProbe Switches Probe SystemPump Flavor ON/OFF Switches #3 AFPO-3 onlyRefill Switches Refill SwitchesWhite wire from the solenoid OnlySolenoid Water ON/OFF Switches Solenoid Water ON/OFF SwitchesTEST/OPERATE Switch VACUUM/SUPPLY Pump Assembly VACUUM/SUPPLY Pump AssemblyVACUUM/SUPPLY Pump Tube Installation Tubing Start PositionVacuum Switches Vacuum SwitchesPiping Diagram AFPO-2 Schematic Wiring Diagram AFPO-2 41093 Schematic Wiring Diagram AFPOA-2
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AFPO-3 SL 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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