Bunn G9-2T DBC, LPG-2, G9WD, G1, FPG-2 service manual Snubber Models G9, G9-2, MHG, Location

Page 28

SERVICE (Cont.)

SNUBBER (Models G9, G9-2, MHG)

 

 

 

 

FIN

E

 

 

 

 

 

E

 

 

 

 

 

 

 

ARS

 

 

 

 

 

 

 

 

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LY

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

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B

 

 

 

 

 

 

 

 

 

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EM

 

 

 

 

 

 

 

 

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T H

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TE

 

 

 

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HM

 

 

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LYPPER BEFOR

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CLEAN GRIND C

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

P611

FIG. 18 SNUBBER

Location:

The snubber is located at the back of the motor attached to the right side of the wiring harness.

Removal and Replacement:

1.Remove snubber wires from the motor terminals.

2.Cut the ties holding snubber to the wiring har- ness.

3.Refer to the following illustration when reconnect- ing the wires.

4.Fasten snubber to the wiring harness using new ties.

WHI/ BLU to Snubber

WHI/BLU to Relay

WHI/BLK to Cordset

(120V models)

RED/BLK to Cordset

(230V models)

WHI/BLK to Snubber

GRN to Chasis Ground

YEL to Snubber

FRANKLIN MOTOR

WHI/BLK to Snubber

YEL to Snubber

WHI/ BLU to Snubber

WHI/BLK to Cordset

WHI/BLU to Relay

GRN to Chasis Ground

MARATHON MOTOR

P621

FIG. 19 SNUBBER

28

41545 122209

 

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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 Accompnting the grinderComponent Access ServiceComponent Locations BAG 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 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 @ J1-3Wire Single Phase Wiring Diagrams50/60 HZ Relay Coil WHI/GRN Volts AC Wire Single Phase 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 Wiring Diagrams Schematic Wiring Diagram LPG-A 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 FpgaWiring Diagrams 60 HZFPG-2A DBC
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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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