Manuals / Bunn / Kitchen Appliance / Coffee Grinder

Bunn G9-2T DBC, LPG-2, G9WD, G2 TRIFECTA service manual EMI Filter Models FPG & FPG-2, SERVICE Cont

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

1 79

Download 79 pages 39.46 Kb

Page 54

Image 54

SERVICE (Cont.)

EMI Filter (Models FPG & FPG-2)

FIG 60 EMI FILTER

Location:

The EMI Filter is located inside the rear cover of the grinder housing.

Test Procedure:

1.Disconnect the dispenser from the power source.

2.Disconnect the two red wires and two white wires on the EMI Filter from the EMI Filter wiring harness.

3.Check for resistance between the two red leads on the EMI Filter. (Fig 61)

If resistance is present as described the EMI Filter is operating properly.

If resistance is not present as described, replace the EMI Filter.

Removal and Replacement:

1.Disconnect the wires from the EMI Filter.

2.Remove the two screws securing the EMI Filter.

3.Remove and discard EMI Filter.

4.Install new EMI Filter using two screws to secure EMI Filter to its former location.

5.Refer to schematic when reconnecting the wires.

118.0 kΩ - 118.5 kΩ

Across either pair

FIG 61 EMI FILTER TERMINALS

54	41545 122209

Page 54

Image 54

Bunn G9-2T DBC, LPG-2, G9WD, G2 TRIFECTA service manual EMI Filter Models FPG & FPG-2, SERVICE Cont

Contents

GRINDERS BUNN-O-MATICCORPORATIONSERVICE & REPAIR MANUAL Includes MHG, FPG FPG-2, LPG-2,G1, G2, G3BUNN-O-MATICCOMMERCIAL PRODUCT WARRANTY CONTENTS INTRODUCTION RECOMMENDED DAILY CLEANINGCAPACITY CHART ADJUSTMENTSG9 WD - Packaging & Shim Removal MUST BE COMPLETED BY AUTHORIZED SERVICE PERSONNELSEE INSTRUCTIONS BELOW BEFORE USING DO NOT PLUG INBatch Selector Switch Optional Off/On/Start SwitchHopper Selector Switch Dispense TimerModels G1, G2, G3 & G2 trifecta OPERATING CONTROLS ContinuedModel G9 Models LPG, LPG-2EPower ON/OFF Pad e 100V Models OPERATING CONTROLS Continued Model MHGModel G9-2TDBC Model FPG-2DBC Batch Selector SwitchOPERATING CONTROLS Continued Model FPG PAD cProbable Cause TROUBLESHOOTINGProblem RemedyProbable Cause TROUBLESHOOTING contProblem RemedyRemedy ProblemProbable Cause HoppersREMEDY PROBLEMPROBABLE CAUSE TROUBLESHOOTING contComponent Locations SERVICEComponent Access P602SERVICE Cont BAG SENSOR SWITCH Models G1, G2, G3 orCUP SENSOR SWITCH MODEL G2 TRIFECTA AC MOTOR AND GRIND CHAMBER SERVICE ContAC MOTOR AND GRIND CHAMBER cont SERVICE ContSERVICE Cont AC MOTOR AND GRIND CHAMBER contFIG. 5 GRIND CHAMBER COMPONENTS SERVICE Cont LocationDC MOTOR AND GRIND CHAMBER - G1MD ONLY cont SERVICE ContSERVICE Cont 12.Slide burr auger rotor/spring assembly and burrDC MOTOR AND GRIND CHAMBER - G1MD ONLY cont MOTOR Models LPG & FPG SERVICE ContSERVICE Cont MOTOR Models LPG & FPG11.Lay motor on it’s side SERVICE Cont 21.Discard old motor and housing assemblyMOTOR Models LPG & FPG DECHAFFER Models LPG & FPG SERVICE ContSERVICE Cont MOTOR Models G9, G9-2,MHGFIG. 15 MOTOR FIG. 16 MOTOR WIRINGNOTE Burrs must be replaced as a set FIG. 17 MOTOR AND GRIND CHAMBERReplace if excessively worn or damaged SERVICE ContSNUBBER Models G9, G9-2,MHG SERVICE ContGrinder 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-2DBC SERVICE ContHopper Selector Switch Model LPG-2Eonly SERVICE ContHopper Selector Switch Model G9-2only SERVICE ContSERVICE Cont FIG 28 OFF/ON/START SWITCHUrn/Carafe Switch Models G9, G9-2 SERVICE ContBatch Selector Switch Model FPG SERVICE ContPotentiometer Model FPG SERVICE ContFIG 34 POTENTIOMETERS Rectifier Models G1 MD, FPG-2DBC SERVICE ContRelay Early Model G-9 SERVICE ContRelay Models G1, G2, G3, G2 trifecta SERVICE ContRELAY cont SERVICE ContSERVICE Cont LocationSERVICE Cont Replace if excessively worn or damagedHopper Slide Plates Models MHG SERVICE ContReplace if excessively worn or damaged SERVICE Cont wires, and proceed to #7Timer Model LPG-2E SERVICE ContTimer Models LPG, FPG SERVICE ContTimer Model LPG-2E Timer Model G9 SERVICE ContAnalog Timer Timer Model G9-2Digital Timer FIG 52 TIMERControl Board Model MHG SERVICE ContFIG 55 CONTROL BOARD SERVICE ContMembrane Switches Model MHG only SERVICE ContFIG 58 MEMBRANE SWITCH SERVICE ContEMI Filter Models FPG & FPG-2 SERVICE ContFunnel Sensing Coil Models MHG & G9-2DBC SERVICE ContMEMORY BOARD Memory Clock Board Model MHGSERVICE Cont GRN WHI RED BLKDisplay Board Model MHG SERVICE ContTRIAC MAP for MHG TRIAC MAP for FPG-2DBC and G9-2DBC 2WIRE SINGLE PHASE 50/60 HZ SCHEMATIC WIRING DIAGRAMWIRING DIAGRAMS G9-2DBC, G9-2TDBC W/SMART FUNNEL2WIRE SINGLE PHASE 50/60 HZ SCHEMATIC WIRING DIAGRAMWIRING DIAGRAMS G9-2DBC, G9-2TDBC W/SMART FUNNELSCHEMATIC WIRING DIAGRAM G9-2TBDBC W/SMART FUNNEL 100 VOLTS AC 2WIRE SINGLE PHASE 50 HZWIRING DIAGRAMS SCHEMATIC WIRING DIAGRAM MHG 2WIRE SINGLE PHASE50/60 HZ WIRING DIAGRAMS2 WIRE + Gnd SINGLE PHASE, 50/60HZ SCHEMATIC WIRING DIAGRAM MHG with WD CBAWIRING DIAGRAMS 100 VOLTS AC, 120 VOLTS AC 240 VOLTS ACWIRING DIAGRAMS SCHEMATIC WIRING DIAGRAMLPG-2E, LPGB-2E 100 VOLTS AC 120 VOLTS AC 2 WIRE SINGLE PHASEWIRING DIAGRAMS WIRING DIAGRAMS SCHEMATIC WIRING DIAGRAM LPG 120 VOLTS AC 2 WIRE SINGLE PHASE 60 HZSCHEMATIC WIRING DIAGRAM LPG-AWIRING DIAGRAMS 230 VOLTS AC 2 WIRE SINGLE PHASE 50/60 HZWIRING DIAGRAMS SCHEMATIC WIRING DIAGRAM LPG W/Capacitor120 VOLTS AC 2 WIRE SINGLE PHASE 60 HZ WIRING DIAGRAMS SCHEMATIC WIRING DIAGRAM LPG-B 100 VOLTS AC 2 WIRE SINGLE PHASE 50-60HZ2 WIRE + GRD SINGLE PHASE 50/60 HZ WIRING DIAGRAMSSCHEMATIC WIRING DIAGRAM G1, G2, G3 & G2 trifecta 100 VOLT AC 120 VOLT AC 230 VOLT AC 240 VOLT AC120 VOLTS AC 2 WIRE SINGLE PHASE 60 HZ SCHEMATIC WIRING DIAGRAM G9SCHEMATIC WIRING DIAGRAM G9-URN/CARAFE 2 WIREWIRING DIAGRAMS SCHEMATIC WIRING DIAGRAM G9A HD50 HZ SCHEMATIC WIRING DIAGRAM G9WD-RHWIRING DIAGRAMS SCHEMATIC WIRING DIAGRAM G9SCHEMATIC WIRING DIAGRAM G9 120 VOLTS AC 2WIRE SINGLE PHASE 60 HZ230 VOLTS AC 2 WIRE SINGLE PHASE 50 HZ SCHEMATICWIRINGDIAGRAMG9-2AHDWIRING DIAGRAMS WIRING DIAGRAMS 120 VOLTS AC 2WIRE SINGLE PHASE 60 HZ FPGAWIRING DIAGRAMS 230 VOLTS AC 2WIRE SINGLE PHASE 50/60 HZFPG-2DBC, FPGB-2DBC 100 VOLTS AC 120 VOLTS AC 2WIRE SINGLE PHASEWIRING DIAGRAMS 60 HZ50 HZ FPG-2ADBC230 VOLTS AC SCHEMATIC WIRING DIAGRAM