Bunn LPG-2, G9WD, G9-2T DBC, G1, FPG-2 service manual Relay Coil WHI/GRN

Page 61

WIRING DIAGRAMS

 

SCHEMATIC WIRING DIAGRAM

L1

G9-2 DBC, G9-2T DBC W/SMART FUNNEL™

 

B

 

L

 

K

 

LEFT GATE

 

 

LIMIT THERMOSTAT

 

 

 

 

 

SOL

 

 

 

 

WHI/ORA

J1-6

 

 

 

 

 

 

 

 

 

 

 

RELAY

 

 

 

 

 

 

 

 

 

COIL

 

 

 

 

 

WHI/GRN

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

LIMIT THERMOSTAT

 

 

 

 

 

 

 

 

 

 

 

 

RIGHT GATE

 

SOL

 

 

 

 

WHI/YEL

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

BLK

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

WHI

 

CONTROL PC BOARD

 

 

 

 

 

 

 

 

 

RED/BLK

J1-6

J6-10

 

 

 

 

 

 

 

 

 

 

J8-3

J8-1

J6-5

J6-1

N

W

H

I

Switch Unit Assembly Codes

A1

On/Off

A2

Grind

A3

Stop

B2

Hidden Button “Right”

C2

Hot Coffee “Full”

C3

Hot Coffee “Half”

C5

Iced Coffee

120 OR 230 VOLTS AC

2WIRE

SINGLE PHASE

50/60 HZ

FUNNEL SENSOR

WHI/GRN

WHI/VIO

 

SHIELD

 

 

 

 

 

 

11

 

 

 

 

1

B2

C5

A3

A2

A1

C3

C2

 

SWITCH UNIT ASSY

 

 

GRINDER MOTOR

BLK

WHI/BLU

M

WHI

 

 

 

RELAY

CONTACTS

61

41545 122209

 

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Page 60 Page 62
Contents Phone 217 529-6601 FAX 217 Post Office BOX SPRINGFIELD, IllinoisBUNN-O-MATIC Commercial Product Warranty Contents Capacity Chart Recommended Daily CleaningIntroduction G9 WD Packaging & Shim Removal Housing. FigureModel G9-2 Model G9WDModels G1, G2, G3 & G2 trifecta Model G9Models LPG, LPG-2E Operating Controls Model MHG Power ON/OFF Pad e 100V ModelsPressing the pad allows programming access see Batch Selector SwitchPressing Grind initiates a timed grind cycle Hopper/Batch Selector Pads dSwitch for testing procedures Problem Probable Cause RemedyProcedures Volts for 230 volt modelsTroubleshooting Hoppers Placement proceduresFrom hopper Supplies of whole bean coffeeAccompnting the grinder Problem Probable Cause RemedyComponent Access ServiceComponent Locations BAG Sensor Switch Models G1, G2, G3 or ServiceCUP Sensor Switch Model G2 Trifecta 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 & FPGFranklin Motor Motor Models G9, G9-2, MHGMarathon Motor Remove and inspect stationary burr9 for wear Replace if excessively worn or damagedLocation Snubber Models G9, G9-2, MHGCalibration Grinder Scale Model G9WD onlyLevel 2 Functions 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 onlyGrinders with Digital Timer OFF/ON/START SwitchGrinders with Analog Timer OFF/ON/START Switch TerminalsRefer to the illustration below when reconnecting the wires Urn/Carafe Switch Models G9, G9-2URN/CARAFE Switch Terminals Batch Selector Switch Batch Selector Switch Model FPGBatch Selector Switch Terminals Potentiometer Terminals Potentiometer Model FPGRectifier Rectifier Models G1 MD, FPG-2 DBCRelay Early Model G-9 Test Procedure Disconnect the grinder from the power supplyRelay Relay TerminalsRelay 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 G9-2Control Board Model MHG Control Board Refer to when connecting wiresControl Board Terminals Membrane Switches Model MHG only Membrane Switch Membrane SwitchNuetral 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 Left Gate @ J1-1 Triac MAP for FPG-2 DBC and G9-2 DBCControls Relay @ J1-2 Controls Right Gate @ J1-3Wire Single Phase Wiring Diagrams50/60 HZ Relay Coil WHI/GRN 50 HZ Volts AC Wire Single PhaseSchematic Wiring Diagram MHG Single PHASE, 50/60HZ Wire + GndVolts AC, 120 Volts AC 60 HZ Volts AC Wire Single PhaseWiring Diagrams Wiring Diagrams Schematic Wiring Diagram LPG Wiring Diagrams Schematic Wiring Diagram LPG-A LPG W/Capacitor Wiring Diagrams Schematic Wiring DiagramWiring Diagrams Schematic Wiring Diagram LPG-B Schematic Wiring Diagram G1, G2, G3 & G2 trifecta 60 HZ Volts AC Wire Single PhaseVolts AC 50 HZ Schematic Wiring Diagram G9A HDBLK WHI/RED WHI/YEL WHI/BLU SCHEMATICWIRINGDIAGRAMG9-2A HD Wiring Diagrams Fpga FPG60 HZ Wiring DiagramsFPG-2A DBC
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Manual 79 pages 39.46 Kb Manual 2 pages 51.11 Kb

FPG-2, G1, FPG, G9-2T DBC, G9-2 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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