Bunn G9WD, LPG-2, G2 TRIFECTA, G9-2, FPG-2 Volts AC, 120 Volts AC, Wire + Gnd, Single PHASE, 50/60HZ

Page 64

WIRING DIAGRAMS

LI N

SCHEMATIC WIRING DIAGRAM

MHG with WD CBA

WHT

BLK

LINE

CONTROL PC BOARD

T1

LOAD

MOTOR RELAY

J1

SWITCH UNIT ASSEMBLY CODES

RED

1

RED

A1

GRIND

GRY

K1

VIO

VIO

GRY

A2

STOP

ORG

5

B1

HIDDEN BUTTON "LEFT"

YEL

LEFT GATE RELAY

8

B2

HIDDEN BUTTON "RIGHT"

C1 LARGE BATCH SIZE "LEFT"

GRY

C2 MEDIUM BATCH SIZE "LEFT"

K2

ORG

C3 SMALL BATCH SIZE "LEFT"

J12

C4 LARGE BATCH SIZE "RIGHT"

RIGHT GATE RELAY

YEL

C5 MEDIUM BATCH SIZE "RIGHT"

RIGHT HOPPER

1

C6 SMALL BATCH SIZE "RIGHT"

COIL

YEL

D1 "DIGITAL' LEFT HIDDEN BUTTON

LEFT HOPPER

ORG

GRY

K3

YEL

5

D2

"BREWER" CENTER HIDDEN BUTTON

COIL

ORG

D3

"CONTROL" RIGHT HIDDEN BUTTON

VIO

FUNNEL COIL

VIO

9

J6

1

4

J19

1

5

10

16

LIMIT

RIGHT GATE

THERMOSTAT

P2

K3

BLK

WHT

SOL

WHT/YEL

WHT/YEL

GRN

LIMIT

LEFT GATE

THERMOSTAT

P3

K2

WHT

P1

WHT

WHT/ORG

WHT/ORG

BLK

SOL

GRN

GRINDER

P4

MOTOR

K1

A2

C5

C6

C4

B2

B1

D3

D2

D1

C3

C2

C1

A1

STATIC

WHT

MTR

WHT/BLU

BLK

SHIELD

BLK

SWITCH UNIT ASSY

100 VOLTS AC, 120 VOLTS AC,

240 VOLTS AC

2 WIRE + Gnd

SINGLE PHASE, 50/60HZ

64	41545 111711

Image 64

Contents Post Office BOX SPRINGFIELD, Illinois Phone 217 529-6601 FAX 217BUNN-O-MATIC Commercial Product Warranty Contents Capacity Chart Recommended Daily CleaningIntroduction Housing. Figure G9 WD Packaging & Shim RemovalModel G9WD Model G9-2Models G1, G2, G3 & G2 trifecta Model G9Models LPG, LPG-2E Power ON/OFF Pad e 100V Models Operating Controls Model MHGBatch Selector Switch Pressing the pad allows programming access seePressing Grind initiates a timed grind cycle Hopper/Batch Selector Pads dProblem Probable Cause Remedy Switch for testing proceduresProcedures Volts for 230 volt modelsTroubleshooting Placement procedures HoppersFrom hopper Supplies of whole bean coffeeProblem Probable Cause Remedy Component Access Component LocationsBAG Sensor Switch Models G1, G2, G3 or ServiceCUP Sensor Switch Model G2 Trifecta Remove the electrical access panel at the rear of the motor AC Motor and Grind ChamberInstall shear plate Install burr rotor cup AC Motor and Grind ChamberGrind Chamber Components DC Motor and Grind Chamber G1MD only DC Motor and Grind Chamber G1MD only DC Motor TerminalsMotor and Grind Chamber Removal Motor Models LPG & FPG MotorSolenoid and Gates Install load disc 11 flat side towards rotor ROTOR/AUGER, Burrs and Motor CoverDechaffer Models LPG & FPG DechafferFranklin Motor Motor Models G9, G9-2, MHGMarathon Motor Replace if excessively worn or damaged Remove and inspect stationary burr9 for wearSnubber Models G9, G9-2, MHG LocationCalibration Grinder Scale Model G9WD onlyLevel 2 Functions Capacitor Model LPG only Capacitor TerminalsCircuit Breaker Models LPG, LPG-2E, FPG, FPG-2 DBC Circuit BreakerHopper Selector Switch Model LPG-2E only Viewed from rearHopper Selector Switch Model G9-2 only Refer to Fig. below when reconnecting the wiresOFF/ON/START Switch Grinders with Digital TimerGrinders 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 Model FPG Potentiometer TerminalsRectifier Models G1 MD, FPG-2 DBC RectifierTest Procedure Disconnect the grinder from the power supply Relay Early Model G-9Relay Relay TerminalsRemove the white/red wires from relay contacts 7 Relay Models G1, G2, G3, G2 trifectaRelay Early Models Late ModelsRelay Models MHG, FPG-2 DBC, Late Model G-9, G9-2, G9-2 DBC Hopper Slide Plates Slide plates must always remain flat for proper operationHopper Slide Plates Models MHG Solenoids Models MHG, FPG-2 DBC, LPG-2, G9-2, G9-2 DBC SolenoidsTimer Model LPG-2E Place the hopper selector switch in the left posi- tionTimer Models LPG, FPG Timer Model G9 Timer TerminalsTimer Model G9-2 Digital TimerAnalog Timer TimerControl Board Model MHG Control Board Refer to when connecting wiresControl Board Terminals Membrane Switches Model MHG only Membrane Switch Membrane SwitchNuetral EMI Filter Models FPG & FPG-2 EMI Filter TerminalsFunnel Sensing Coil Models MHG & G9-2 DBC Memory Clock Board Model MHG Disconnect the harness from the memory clock boardDisplay Board Model MHG Triac MAP for MHG MOV1Triac MAP for FPG-2 DBC and G9-2 DBC Controls Left Gate @ J1-1Controls Relay @ J1-2 Controls Right Gate @ J1-3G9-2 DBC, G9-2T DBC W/SMART Funnel 50/60 HZRelay Coil WHI/GRN Schematic Wiring Diagram G9-2TB DBC W/SMART Funnel 50 HZSchematic Wiring Diagram MHG Single PHASE, 50/60HZ Wire + GndVolts AC, 120 Volts AC Volts AC Wire Single Phase 60 HZWiring Diagrams Wiring Diagrams Schematic Wiring Diagram LPG Schematic Wiring Diagram Wiring Diagrams Schematic Wiring Diagram LPG W/CapacitorWiring Diagrams Schematic Wiring Diagram LPG-B Schematic Wiring Diagram G1, G2, G3 & G2 trifecta 60 HZ Volts AC Wire Single PhaseVolts AC Schematic Wiring Diagram G9A HD 50 HZBLK WHI/RED WHI/YEL WHI/BLU SCHEMATICWIRINGDIAGRAMG9-2A HD Wiring Diagrams FPG Wiring Diagrams 60 HZFPG-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.