Bunn LPG-2, G9WD, G2 TRIFECTA, FPG-2 Urn/Carafe Switch Models G9, G9-2, URN/CARAFE Switch Terminals

Page 35

SERVICE (Cont.)

Urn/Carafe Switch (Models G9, G9-2)

URN

ON

O

S

T

F

A

F

R

 

T

CARAFE

FIG 30 URN/CARAFE SWITCH

P1300

 

Location:

The Urn/Carafe switch is located to the left side on the front of the housing above the upper inspection panel.

Test Procedure:

1.Disconnect the grinder from the power supply.

2.Remove the tan, yellow and green wires from the switch.

3.Place the switch in the “CARAFE” position; check for continuity across the pink and the tan wire terminals, also across the orange and the yellow wire terminals.

If continuity is present as described in both checks, proceed to step 4.

If continuity is not present as described in one or both of the checks, replace the switch.

4.Place the switch in the “URN” position; check for continuity across the orange and green wire ter- minals.

If continuity is present as described, the switch is operating properly.

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

Removal and Replacement:

1.Remove all the wires from the switch terminals.

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

3.Push the new switch into the opening and spead the clips to hold the switch in the housing.

4.Refer to the illustration below when reconnecting the wires.

TAN

YEL

PNK ORA

GRN

P1318

P1318

FIG 31 URN/CARAFE SWITCH TERMINALS

35

41545 122209

 

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Contents Phone 217 529-6601 FAX 217 Post Office BOX SPRINGFIELD, IllinoisBUNN-O-MATIC Commercial Product Warranty Contents Introduction Recommended Daily CleaningCapacity Chart G9 WD Packaging & Shim Removal Housing. FigureModel G9-2 Model G9WDModels LPG, LPG-2E Model G9Models G1, G2, G3 & G2 trifecta Operating Controls Model MHG Power ON/OFF Pad e 100V ModelsHopper/Batch Selector Pads d Batch Selector SwitchPressing the pad allows programming access see Pressing Grind initiates a timed grind cycleVolts for 230 volt models Problem Probable Cause RemedySwitch for testing procedures ProceduresTroubleshooting Supplies of whole bean coffee Placement proceduresHoppers From hopperProblem Probable Cause Remedy Component Locations Component AccessCUP Sensor Switch Model G2 Trifecta ServiceBAG Sensor Switch Models G1, G2, G3 or AC Motor and Grind Chamber Remove the electrical access panel at the rear of the motorAC Motor and Grind Chamber Install shear plate Install burr rotor cupGrind Chamber Components DC Motor and Grind Chamber G1MD only DC Motor Terminals DC Motor and Grind Chamber G1MD onlyMotor and Grind Chamber Removal Motor Motor Models LPG & FPGSolenoid and Gates ROTOR/AUGER, Burrs and Motor Cover Install load disc 11 flat side towards rotorDechaffer Dechaffer Models LPG & FPGMarathon Motor Motor Models G9, G9-2, MHGFranklin Motor Remove and inspect stationary burr9 for wear Replace if excessively worn or damagedLocation Snubber Models G9, G9-2, MHGLevel 2 Functions Grinder Scale Model G9WD onlyCalibration Capacitor Terminals Capacitor Model LPG onlyCircuit Breaker Circuit Breaker Models LPG, LPG-2E, FPG, FPG-2 DBCViewed from rear Hopper Selector Switch Model LPG-2E onlyRefer to Fig. below when reconnecting the wires Hopper Selector Switch Model G9-2 onlyOFF/ON/START Switch Terminals OFF/ON/START SwitchGrinders with Digital Timer Grinders with Analog TimerURN/CARAFE Switch Terminals Urn/Carafe Switch Models G9, G9-2Refer to the illustration below when reconnecting the wires Batch Selector Switch Terminals Batch Selector Switch Model FPGBatch Selector Switch Potentiometer Terminals Potentiometer Model FPGRectifier Rectifier Models G1 MD, FPG-2 DBCRelay Terminals Test Procedure Disconnect the grinder from the power supplyRelay Early Model G-9 RelayRelay Models G1, G2, G3, G2 trifecta Remove the white/red wires from relay contacts 7Early Models Late Models RelayRelay Models MHG, FPG-2 DBC, Late Model G-9, G9-2, G9-2 DBC Slide plates must always remain flat for proper operation Hopper Slide PlatesHopper Slide Plates Models MHG Solenoids Solenoids Models MHG, FPG-2 DBC, LPG-2, G9-2, G9-2 DBCPlace the hopper selector switch in the left posi- tion Timer Model LPG-2ETimer Models LPG, FPG Timer Terminals Timer Model G9Timer Timer Model G9-2Digital Timer Analog TimerControl Board Model MHG Control Board Terminals Refer to when connecting wiresControl Board Membrane Switches Model MHG only Nuetral Membrane SwitchMembrane Switch EMI Filter Terminals EMI Filter Models FPG & FPG-2Funnel Sensing Coil Models MHG & G9-2 DBC Disconnect the harness from the memory clock board Memory Clock Board Model MHGDisplay Board Model MHG MOV1 Triac MAP for MHGControls Right Gate @ J1-3 Triac MAP for FPG-2 DBC and G9-2 DBCControls Left Gate @ J1-1 Controls Relay @ J1-250/60 HZ G9-2 DBC, G9-2T DBC W/SMART FunnelRelay Coil WHI/GRN 50 HZ Schematic Wiring Diagram G9-2TB DBC W/SMART FunnelSchematic Wiring Diagram MHG Volts AC, 120 Volts AC Wire + GndSingle PHASE, 50/60HZ 60 HZ Volts AC Wire Single PhaseWiring Diagrams Wiring Diagrams Schematic Wiring Diagram LPG Schematic Wiring Diagram LPG W/Capacitor Wiring Diagrams Schematic Wiring DiagramWiring Diagrams Schematic Wiring Diagram LPG-B Schematic Wiring Diagram G1, G2, G3 & G2 trifecta Volts AC Volts AC Wire Single Phase60 HZ 50 HZ Schematic Wiring Diagram G9A HDBLK WHI/RED WHI/YEL WHI/BLU SCHEMATICWIRINGDIAGRAMG9-2A HD Wiring Diagrams FPG 60 HZ Wiring DiagramsFPG-2A DBC
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FPG-2, G9-2T DBC, G9-2, G2 TRIFECTA, G9 specifications

Bunn has established itself as a leader in the coffee and beverage equipment industry, providing advanced solutions that cater to a variety of needs. Among its notable products are the Bunn LPG-2, G9, FPG-2, G9-2, and G9WD, which showcase the company’s commitment to innovation, quality, and efficiency.

The Bunn LPG-2 is an ideal solution for high-volume coffee production. This model features a two-watt heating element that ensures rapid brew cycles and consistent temperature control. With a sleek design and user-friendly interface, the LPG-2 simplifies the brewing process while delivering exceptional coffee quality. Its large capacity enables institutions to serve multiple customers simultaneously, making it suitable for restaurants, cafes, and hotels.

The G9 series, particularly the G9 and G9-2, are known for their versatility and robust performance. Both models come equipped with a stainless steel hot water faucet, allowing users to draw hot water for various applications such as tea or soup preparation. The G9 model is designed for single-brew operation, while the G9-2 accommodates dual brewing, making it an efficient choice for those needing to meet demand quickly. Additionally, both G9 models have advanced brewing technology to ensure optimal flavor extraction.

The FPG-2 model stands out for its precision and control over brewing parameters. It features a touchscreen interface that allows users to customize brew strength and temperature, ensuring that each cup meets individual preferences. The FPG-2 is also remarkably user-friendly, which is essential in a busy environment. Its dual-brew functionality allows it to serve two different coffee options simultaneously, enhancing service efficiency.

The G9WD is designed for those who require the ultimate convenience. Featuring a built-in water line connection, the G9WD minimizes the need for manual refilling, ensuring a continuous supply of fresh coffee. This model is equipped with a programmable timer, allowing users to set brew cycles in advance, which can be a significant time-saver during peak hours.

In summary, the Bunn LPG-2, G9, FPG-2, G9-2, and G9WD offer a range of features that cater to various coffee brewing needs. With advanced technologies, efficient designs, and user-centric interfaces, these models are engineered to deliver consistent, high-quality beverages, making them essential tools for any coffee-focused establishment. Whether for high-volume brewing or versatile beverage options, Bunn's offerings stand out in the competitive landscape of beverage equipment.
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