Manuals / Bunn / Kitchen Appliance / Coffee Grinder

Bunn G9WD, LPG-2, G9-2 service manual Bunn-O-Maticcorporation, Grinders, Service & Repair Manual

Models: FPG-2 G9-2T DBC G9-2 G2 TRIFECTA G9 G9WD LPG-2

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GRINDERS

Includes: MHG, FPG,

FPG-2, LPG-2, G1, G2, G3,

G2 trifecta™, G9, G9WD,

G9-2 & G9-2T DBC

SERVICE & REPAIR MANUAL

BUNN-O-MATIC CORPORATION

POST OFFICE BOX 3227

SPRINGFIELD, ILLINOIS 62708-3227

PHONE: (217) 529-6601 FAX: (217) 529-6644

To ensure you have the latest revision of the Operating Manual, or to view the Illustrated Parts Catalog, Programming Manual, or Service Manual, please visit the Bunn-O-Matic website, at www.bunn.com. This is absolutely FREE, and the quickest way to obtain the latest catalog and

manual updates. For Technical Service, contact Bunn-O-Matic Corporation at 1-800-286-6070.

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Bunn service manual Bunn-O-Maticcorporation, Grinders, Service & Repair Manual, G2 trifecta, G9, G9WD G9-2& G9-2TDBC

Contents

SERVICE & REPAIR MANUAL BUNN-O-MATICCORPORATIONGRINDERS Includes MHG, FPG FPG-2, LPG-2,G1, G2, G3BUNN-O-MATICCOMMERCIAL PRODUCT WARRANTY CONTENTS CAPACITY CHART RECOMMENDED DAILY CLEANINGINTRODUCTION ADJUSTMENTSSEE INSTRUCTIONS BELOW BEFORE USING MUST BE COMPLETED BY AUTHORIZED SERVICE PERSONNELG9 WD - Packaging & Shim Removal DO NOT PLUG INHopper Selector Switch Off/On/Start SwitchBatch Selector Switch Optional Dispense TimerModel G9 OPERATING CONTROLS ContinuedModels G1, G2, G3 & G2 trifecta Models LPG, LPG-2EOPERATING CONTROLS Continued Model MHG Power ON/OFF Pad e 100V ModelsModel G9-2TDBC OPERATING CONTROLS Continued Model FPG Batch Selector SwitchModel FPG-2DBC PAD cProblem TROUBLESHOOTINGProbable Cause RemedyProblem TROUBLESHOOTING contProbable Cause RemedyProbable Cause ProblemRemedy HoppersPROBABLE CAUSE PROBLEMREMEDY TROUBLESHOOTING contComponent Access SERVICEComponent Locations P602BAG SENSOR SWITCH Models G1, G2, G3 or SERVICE ContCUP SENSOR SWITCH MODEL G2 TRIFECTA SERVICE Cont AC MOTOR AND GRIND CHAMBERSERVICE Cont AC MOTOR AND GRIND CHAMBER contAC MOTOR AND GRIND CHAMBER cont SERVICE ContFIG. 5 GRIND CHAMBER COMPONENTS Location SERVICE ContSERVICE Cont DC MOTOR AND GRIND CHAMBER - G1MD ONLY cont12.Slide burr auger rotor/spring assembly and burr SERVICE ContDC MOTOR AND GRIND CHAMBER - G1MD ONLY cont SERVICE Cont MOTOR Models LPG & FPGMOTOR Models LPG & FPG SERVICE Cont11.Lay motor on it’s side 21.Discard old motor and housing assembly SERVICE ContMOTOR Models LPG & FPG SERVICE Cont DECHAFFER Models LPG & FPGFIG. 15 MOTOR MOTOR Models G9, G9-2,MHGSERVICE Cont FIG. 16 MOTOR WIRINGReplace if excessively worn or damaged FIG. 17 MOTOR AND GRIND CHAMBERNOTE Burrs must be replaced as a set SERVICE ContSERVICE Cont SNUBBER Models G9, G9-2,MHGLEVEL 2 FUNCTIONS Grinder Scale Model G9WD only CALIBRATIONSERVICE Cont SERVICE Cont Capacitor Model LPG onlyFIG. 20 CAPACITOR SERVICE Cont Circuit Breaker Models LPG, LPG-2E,FPG, FPG-2DBCSERVICE Cont Hopper Selector Switch Model LPG-2EonlySERVICE Cont Hopper Selector Switch Model G9-2onlyFIG 28 OFF/ON/START SWITCH SERVICE ContSERVICE Cont Urn/Carafe Switch Models G9, G9-2SERVICE Cont Batch Selector Switch Model FPGSERVICE Cont Potentiometer Model FPGFIG 34 POTENTIOMETERS SERVICE Cont Rectifier Models G1 MD, FPG-2DBCSERVICE Cont Relay Early Model G-9SERVICE Cont Relay Models G1, G2, G3, G2 trifectaSERVICE Cont RELAY contLocation SERVICE ContReplace if excessively worn or damaged SERVICE ContSERVICE Cont Hopper Slide Plates Models MHGReplace if excessively worn or damaged wires, and proceed to #7 SERVICE ContSERVICE Cont Timer Model LPG-2ESERVICE Cont Timer Models LPG, FPGTimer Model LPG-2E SERVICE Cont Timer Model G9Digital Timer Timer Model G9-2Analog Timer FIG 52 TIMERSERVICE Cont Control Board Model MHGSERVICE Cont FIG 55 CONTROL BOARDSERVICE Cont Membrane Switches Model MHG onlySERVICE Cont FIG 58 MEMBRANE SWITCHSERVICE Cont EMI Filter Models FPG & FPG-2SERVICE Cont Funnel Sensing Coil Models MHG & G9-2DBCSERVICE Cont Memory Clock Board Model MHGMEMORY BOARD GRN WHI RED BLKSERVICE Cont Display Board Model MHGTRIAC MAP for MHG TRIAC MAP for FPG-2DBC and G9-2DBC WIRING DIAGRAMS SCHEMATIC WIRING DIAGRAM2WIRE SINGLE PHASE 50/60 HZ G9-2DBC, G9-2TDBC W/SMART FUNNELWIRING DIAGRAMS SCHEMATIC WIRING DIAGRAM2WIRE SINGLE PHASE 50/60 HZ G9-2DBC, G9-2TDBC W/SMART FUNNEL100 VOLTS AC 2WIRE SINGLE PHASE 50 HZ SCHEMATIC WIRING DIAGRAM G9-2TBDBC W/SMART FUNNELWIRING DIAGRAMS 50/60 HZ 2WIRE SINGLE PHASESCHEMATIC WIRING DIAGRAM MHG WIRING DIAGRAMSWIRING DIAGRAMS SCHEMATIC WIRING DIAGRAM MHG with WD CBA2 WIRE + Gnd SINGLE PHASE, 50/60HZ 100 VOLTS AC, 120 VOLTS AC 240 VOLTS ACLPG-2E, LPGB-2E SCHEMATIC WIRING DIAGRAMWIRING DIAGRAMS 100 VOLTS AC 120 VOLTS AC 2 WIRE SINGLE PHASEWIRING DIAGRAMS 120 VOLTS AC 2 WIRE SINGLE PHASE 60 HZ WIRING DIAGRAMS SCHEMATIC WIRING DIAGRAM LPGWIRING DIAGRAMS LPG-ASCHEMATIC WIRING DIAGRAM 230 VOLTS AC 2 WIRE SINGLE PHASE 50/60 HZLPG W/Capacitor WIRING DIAGRAMS SCHEMATIC WIRING DIAGRAM120 VOLTS AC 2 WIRE SINGLE PHASE 60 HZ 100 VOLTS AC 2 WIRE SINGLE PHASE 50-60HZ WIRING DIAGRAMS SCHEMATIC WIRING DIAGRAM LPG-BSCHEMATIC WIRING DIAGRAM G1, G2, G3 & G2 trifecta WIRING DIAGRAMS2 WIRE + GRD SINGLE PHASE 50/60 HZ 100 VOLT AC 120 VOLT AC 230 VOLT AC 240 VOLT ACSCHEMATIC WIRING DIAGRAM G9-URN/CARAFE SCHEMATIC WIRING DIAGRAM G9120 VOLTS AC 2 WIRE SINGLE PHASE 60 HZ 2 WIRE50 HZ SCHEMATIC WIRING DIAGRAM G9A HDWIRING DIAGRAMS SCHEMATIC WIRING DIAGRAM G9WD-RHSCHEMATIC WIRING DIAGRAM G9 SCHEMATIC WIRING DIAGRAM G9WIRING DIAGRAMS 120 VOLTS AC 2WIRE SINGLE PHASE 60 HZSCHEMATICWIRINGDIAGRAMG9-2AHD 230 VOLTS AC 2 WIRE SINGLE PHASE 50 HZWIRING DIAGRAMS WIRING DIAGRAMS WIRING DIAGRAMS FPGA120 VOLTS AC 2WIRE SINGLE PHASE 60 HZ 230 VOLTS AC 2WIRE SINGLE PHASE 50/60 HZWIRING DIAGRAMS 100 VOLTS AC 120 VOLTS AC 2WIRE SINGLE PHASEFPG-2DBC, FPGB-2DBC 60 HZ230 VOLTS AC FPG-2ADBC50 HZ SCHEMATIC WIRING DIAGRAM

GRINDERS

Includes: MHG, FPG,

G2 trifecta™, G9, G9WD,

SERVICE & REPAIR MANUAL

BUNN-O-MATIC CORPORATION

41545.0000C 11/11 ©2009 Bunn-O-Matic Corporation