Manuals / Bunn / Kitchen Appliance / Coffee Grinder

Bunn FPG-2 Wire Single Phase, 50/60 HZ, Schematic Wiring Diagram Mhg, Wiring Diagrams, Volts Ac

Models: FPG-2 G1 FPG G9-2T DBC G9-2 G9 G9WD LPG-2

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Page 63

SCHEMATIC WIRING DIAGRAM MHG

WIRING DIAGRAMS

L1

N

SCHEMATIC WIRING DIAGRAM MHG

GRN

GRN

P1, P2, P3 & P4 ARE

B

W

PINS OF A POLARIZED

L

H

P4

GRN

FOUR-PIN CONNECTOR

K

I

LIMIT

RIGHT GATE

THERMOSTAT

WHI

SOL

WHI/YEL

WHI/YEL

J5-1

P2

LIMIT

WHI/GRN

LEFT GATE

P1 THERMOSTAT

WHI

SOL

WHI/ORN

WHI/ORN

P3

CONTROL PC BOARD

RELAY

BLK

WHI

COIL

WHI

J5-5

RIGHT HOPPER SENSOR

YEL

J12-1

YEL

ORN

LEFT HOPPER SENSOR

ORN

VIO

VIO

1

5

J8-1

J8-4

J16-

J16-

GRINDER MOTOR

BLK

WHI/BLU

M

WHI

BLU GRN YEL ORN

GRN WHI

RED BLK

RELAY

FUNNEL SENSOR

CONTACTS

MEMORY

BOARD

J10-1

J10-4

Switch Unit Assembly Codes

A1	Grind			DISPLAY BOARD
A2	Stop			J9-10
B1	Hidden Button "Left"	J9-1	J9-5
B2	Hidden Button "Right"	J9-1	J9-5
C1	Large Batch Size "Left"	1							16
C2	Medium Batch Size "Left"
C3	Small Batch Size "Left"
C4	Large Batch Size "Right"
C5	Medium Batch Size "Right"
C6	Small Batch Size "Right"
D1	"Digital" Left Hidden Button								STATIC SHIELD
D2	"Brewer" Center Hidden Button
D3	"Control" Right Hidden Button

100 VOLTS AC,

120 VOLTS AC,

A2

C5

C6

C4

B2

B1

D3

D2

D1

C3

C2

C1

A1

240 VOLTS AC

2WIRE

SINGLE PHASE

50/60 HZ

SWITCH UNIT ASSY

63	41545 122209

Image 63

Bunn FPG-2, LPG-2, G9WD, G9-2T DBC Wire Single Phase, 50/60 HZ, Schematic Wiring Diagram Mhg, Wiring Diagrams, Volts Ac

Contents

Includes MHG, FPG FPG-2, LPG-2, G1, G2, G3 G2 trifecta, G9, G9WD BUNN-O-MATIC CORPORATIONSERVICE & REPAIR MANUAL GRINDERSBUNN-O-MATIC COMMERCIAL PRODUCT WARRANTY CONTENTS ADJUSTMENTS RECOMMENDED DAILY CLEANINGCAPACITY CHART INTRODUCTIONhousing. Figure MUST BE COMPLETED BY AUTHORIZED SERVICE PERSONNEL DO NOT PLUG INSEE INSTRUCTIONS BELOW BEFORE USING G9 WD - Packaging & Shim RemovalDispense Timer Off/On/Start SwitchHopper Selector Switch Batch Selector Switch OptionalModels LPG, LPG-2E OPERATING CONTROLS ContinuedModel G9 Models G1, G2, G3 & G2 trifectaPower ON/OFF Pad e 100V Models OPERATING CONTROLS Continued Model MHGModel G9-2T DBC PAD c Batch Selector SwitchOPERATING CONTROLS Continued Model FPG Model FPG-2 DBCRemedy TROUBLESHOOTINGProblem Probable CauseRemedy TROUBLESHOOTING contProblem Probable CauseRemedy ProblemRefer to Service - Snubber for re Probable CauseTROUBLESHOOTING cont PROBLEMPROBABLE CAUSE REMEDYP602 SERVICEComponent Access Component LocationsSERVICE Cont BAG SENSOR SWITCH Models G1, G2, G3 orCUP SENSOR SWITCH MODEL G2 TRIFECTA SERVICE Cont AC MOTOR AND GRIND CHAMBERSERVICE Cont AC MOTOR AND GRIND CHAMBER contSERVICE Cont AC MOTOR AND GRIND CHAMBER contFIG. 5 GRIND CHAMBER COMPONENTS DC MOTOR AND GRIND CHAMBER - G1MD ONLY SERVICE ContSERVICE Cont DC MOTOR AND GRIND CHAMBER - G1MD ONLY contSERVICE Cont 12. Slide burr auger rotor/spring assembly and burrDC MOTOR AND GRIND CHAMBER - G1MD ONLY cont MOTOR Models LPG & FPG SERVICE ContFIG. 10 MOTOR REMOVAL SERVICE Cont MOTOR Models LPG & FPG8. Remove spacer plate 3 and set aside for reas- sembly SERVICE Cont 21. Discard old motor and housing assemblyMOTOR Models LPG & FPG OPTONAL EXTRA DECHAFFER Models LPG & FPGSERVICE Cont FIG. 14 DECHAFFER REMOVAL/REPLACEMENTFIG. 16 MOTOR WIRING MOTOR Models G9, G9-2, MHGFIG. 15 MOTOR SERVICE ContSERVICE Cont FIG. 17 MOTOR AND GRIND CHAMBERReplace if excessively worn or damaged NOTE Burrs must be replaced as a setSNUBBER Models G9, G9-2, MHG SERVICE ContWHI/ BLU to Snubber Grinder Scale Model G9WD only CALIBRATION LEVEL 2 FUNCTIONSSERVICE Cont Capacitor Model LPG only SERVICE ContFIG. 20 CAPACITOR Circuit Breaker Models LPG, LPG-2E, FPG, FPG-2 DBC SERVICE ContRED from Motor-LPG-2E BLK from Start Switch-LPG BLK from Power Cord WHI to OFF/ON/START Switch BLU to Timer P1-4 blu Hopper Selector Switch Model LPG-2E onlySERVICE Cont FIG. 24 HOPPER SELECTOR SWITCHHopper Selector Switch Model G9-2 only SERVICE ContFIG. 26 HOPPER SELECTOR SWITCH VIO to timer P1-2 BLK to Cordset WHI/RED timer to P4-6 SERVICE ContVIO to timer P1-2 BLK to Cordset BLK to timer P4-1 WHI/RED timer to P4-6 BLU to SW2 PNK to Intf connUrn/Carafe Switch Models G9, G9-2 SERVICE ContFIG 30 URN/CARAFE SWITCH Batch Selector Switch Model FPG SERVICE ContORN to TIMER Potentiometer Model FPG SERVICE ContFIG 34 POTENTIOMETERS Rectifier Models G1 MD, FPG-2 DBC SERVICE ContFIG. 37 RECTIFIER TERMINALS Multi set timer Urn/Carafe similar Relay Early Model G-9SERVICE Cont Single set timer shownSERVICE Cont Relay Models G1, G2, G3, G2 trifectaRELAY cont SERVICE ContFIG. 41 RELAY TERMINALS FIG 43 RELAY TERMINALS Relay Models MHG, FPG-2 DBC, Late Model G-9, G9-2, G9-2 DBCSERVICE Cont FIG 42 RELAYReplace if excessively worn or damaged 5. Inspect the slide plates after reassembly. They must move freelyThe slide plates must always remain flat for proper operation SERVICE ContThe slide plates must always remain flat for proper operation Hopper Slide Plates Models MHGSERVICE Cont 5. Inspect the slide plates after reassembly. They must move freelypress the Off/On/Start switch to “START” lower Solenoids Models MHG, FPG-2 DBC, LPG-2, G9-2, G9-2 DBCSERVICE Cont 7. Check the solenoid for coil action when the controlTimer Model LPG-2E SERVICE ContP1061 P1748 Timer Models LPG, FPGSERVICE Cont Timer Model LPG-2ETimer Model G9 SERVICE ContIf voltage is present as described, proceed to step Digital Timer Timer Model G9-2FIG 52 TIMER SERVICE ContFIG 54 CONTROL BOARD TERMINALS Control Board Model MHGSERVICE Cont FIG 53 CONTROL BOARDFIG 55 CONTROL BOARD SERVICE ContControl Board Models FPG-2 & G9-2 DBC TEST FREQUENCY? NO YES Membrane Switches Model MHG onlySERVICE Cont TEST SWITCHES? NO YES PRESS RIGHT HIDDEN TO EXIT NOTHING PRESSEDFIG 58 MEMBRANE SWITCH SERVICE ContMembrane Switches Models FPG-2 & G9-2 DBC EMI Filter Models FPG & FPG-2 SERVICE Cont118.0 kΩ - 118.5 kΩ Across either pair FIG 63 FUNNEL SENSING COIL TERMINALS Funnel Sensing Coil Models MHG & G9-2 DBCSERVICE Cont FIG 62 FUNNEL SENSING COILGRN WHI RED BLK Memory Clock Board Model MHGSERVICE Cont MEMORY BOARDTo Control Board J8 Display Board Model MHGSERVICE Cont FIG 66 DISPLAY BOARDTH2 & MOV3 TRIAC MAP for MHG@ J5-4,5,6 TH1 & MOV2TH3 & MOV3 TRIAC MAP for FPG-2 DBC and G9-2 DBCTH1 & MOV1 TH2 & MOV2G9-2 DBC, G9-2T DBC W/SMART FUNNEL SCHEMATIC WIRING DIAGRAMWIRING DIAGRAMS 2 WIRE SINGLE PHASE 50/60 HZG9-2 DBC, G9-2T DBC W/SMART FUNNEL SCHEMATIC WIRING DIAGRAMWIRING DIAGRAMS 2 WIRE SINGLE PHASE 50/60 HZSCHEMATIC WIRING DIAGRAM G9-2TB DBC W/SMART FUNNEL 100 VOLTS AC 2 WIRE SINGLE PHASE 50 HZWIRING DIAGRAMS WIRING DIAGRAMS 2 WIRE SINGLE PHASE50/60 HZ SCHEMATIC WIRING DIAGRAM MHGSINGLE PHASE, 50/60HZ SCHEMATIC WIRING DIAGRAM MHG with WD CBAWIRING DIAGRAMS 100 VOLTS AC, 120 VOLTS AC 240 VOLTS AC 2 WIRE + Gnd100 VOLTS AC 120 VOLTS AC 2 WIRE SINGLE PHASE 60 HZ SCHEMATIC WIRING DIAGRAMLPG-2E, LPGB-2E WIRING DIAGRAMSWIRING DIAGRAMS 120 VOLTS AC 2 WIRE SINGLE PHASE 60 HZ WIRING DIAGRAMS SCHEMATIC WIRING DIAGRAM LPGWIRING DIAGRAMS SCHEMATIC WIRING DIAGRAM LPG-A230 VOLTS AC 2 WIRE SINGLE PHASE 50/60 HZ 120 VOLTS AC 2 WIRE SINGLE PHASE 60 HZ WIRING DIAGRAMS SCHEMATIC WIRING DIAGRAM LPG W/Capacitor100 VOLTS AC 2 WIRE SINGLE PHASE 50-60 HZ WIRING DIAGRAMS SCHEMATIC WIRING DIAGRAM LPG-B100 VOLT AC 120 VOLT AC 230 VOLT AC 240 VOLT AC WIRING DIAGRAMSSCHEMATIC WIRING DIAGRAM G1, G2, G3 & G2 trifecta 2 WIRE + GRD SINGLE PHASE 50/60 HZ2 WIRE SCHEMATIC WIRING DIAGRAM G9SCHEMATIC WIRING DIAGRAM G9-URN/CARAFE 120 VOLTS AC 2 WIRE SINGLE PHASE 60 HZSCHEMATIC WIRING DIAGRAM G9WD-RH SCHEMATIC WIRING DIAGRAM G9A HD50 HZ WIRING DIAGRAMS120 VOLTS AC 2 WIRE SINGLE PHASE 60 HZ SCHEMATIC WIRING DIAGRAM G9SCHEMATIC WIRING DIAGRAM G9 WIRING DIAGRAMS230 VOLTS AC 2 WIRE SINGLE PHASE 50 HZ SCHEMATICWIRINGDIAGRAMG9-2A HDWIRING DIAGRAMS WIRING DIAGRAMS 230 VOLTS AC 2 WIRE SINGLE PHASE 50/60 HZ FPGAWIRING DIAGRAMS 120 VOLTS AC 2 WIRE SINGLE PHASE 60 HZSCHEMATIC WIRING DIAGRAM 100 VOLTS AC 120 VOLTS AC 2 WIRE SINGLE PHASE 60 HZWIRING DIAGRAMS FPG-2 DBC, FPGB-2 DBCSCHEMATIC WIRING DIAGRAM FPG-2A DBC230 VOLTS AC 50 HZ