Manuals / Bunn / Kitchen Appliance / Coffee Grinder

Bunn FPG-2, LPG-2 Motor And Grind Chamber, Replace if excessively worn or damaged, SERVICE Cont

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

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FIG. 17 MOTOR AND GRIND CHAMBER

SERVICE (Cont.)

MOTOR (Models G9, G9-2, MHG)
9
8
7	6
	6
	5
	4
	3
	2
	1
				0	15 14
			1		13
		2			12
	3				11
	4				10
	5	6	7	8	9
		6	7	8
FIG. 17 MOTOR AND GRIND CHAMBER	P1311
FIG. 17 MOTOR AND GRIND CHAMBER

1.Indicator Adjustment Cap & Decal

2.Adjusting Screw

3.Burr Housing Cap

4.Rotor Cup

5.Shear Plate

Removal and Replacement - GRIND CHAMBER

1.Refer to the illustration above and remove the two 1/4”-20, hex head screws holding the burr housing cap(3) to the burr housing; carefully remove the burr housing cap. Inspect the adjusting screw(2) to see if the thrust plug is worn.

Replace if excessively worn or damaged.

2.Carefully remove rotor cup(4), shear plate(5), and burr rotor(6) from the grinder. Inspect the shear plate and burr(8) for wear.

Replace if excessively worn or damaged.

3.Remove and inspect stationary burr(9) for wear.

Replace if excessively worn or damaged.

NOTE: Burrs must be replaced as a set.

6.Rotor

7.Spring

8.Burr (Rotating)

9.Burr (Stationary)

4.Inspect the grind chamber and remove any for- eign materials. The burrs will not properly seat in the chamber if any material or coffee particles remain.

5.Reinstall the stationary burr, spring, burr rotor, shear plate, rotor cup, and burr housing cap to the burr housing.

6.Refer to ADJUSTMENTS in the Installation and Operating Manual to vary the grind dispensed.

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Image 27

Bunn FPG-2, LPG-2, G9 Motor And Grind Chamber, Replace if excessively worn or damaged, NOTE Burrs must be replaced as a set

Contents

Includes MHG, FPG FPG-2, LPG-2,G1, G2, G3 BUNN-O-MATICCORPORATIONSERVICE & REPAIR MANUAL GRINDERSBUNN-O-MATICCOMMERCIAL PRODUCT WARRANTY CONTENTS ADJUSTMENTS RECOMMENDED DAILY CLEANINGCAPACITY CHART INTRODUCTIONDO NOT PLUG IN MUST BE COMPLETED BY AUTHORIZED SERVICE PERSONNELSEE 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 G9-2TDBC PAD c Batch Selector SwitchOPERATING CONTROLS Continued Model FPG Model FPG-2DBCRemedy TROUBLESHOOTINGProblem Probable CauseRemedy TROUBLESHOOTING contProblem Probable CauseHoppers ProblemProbable Cause RemedyTROUBLESHOOTING 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 Location 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 SERVICE Cont MOTOR Models LPG & FPGSERVICE Cont MOTOR Models LPG & FPG11.Lay motor on it’s side SERVICE Cont 21.Discard old motor and housing assemblyMOTOR Models LPG & FPG SERVICE Cont DECHAFFER Models LPG & FPGFIG. 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 setSERVICE Cont SNUBBER Models G9, G9-2,MHGGrinder Scale Model G9WD only CALIBRATION LEVEL 2 FUNCTIONSSERVICE Cont Capacitor Model LPG only SERVICE ContFIG. 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 FPGPotentiometer Model FPG SERVICE ContFIG 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 ContHopper Slide Plates Models MHG SERVICE ContReplace if excessively worn or damaged wires, and proceed to #7 SERVICE ContSERVICE Cont Timer Model LPG-2ETimer Models LPG, FPG SERVICE ContTimer Model LPG-2E SERVICE Cont Timer Model G9FIG 52 TIMER Timer Model G9-2Digital Timer Analog 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 & G9-2DBCGRN WHI RED BLK Memory Clock Board Model MHGSERVICE Cont MEMORY BOARDSERVICE Cont Display Board Model MHGTRIAC MAP for MHG TRIAC MAP for FPG-2DBC and G9-2DBC G9-2DBC, G9-2TDBC W/SMART FUNNEL SCHEMATIC WIRING DIAGRAMWIRING DIAGRAMS 2WIRE SINGLE PHASE 50/60 HZG9-2DBC, G9-2TDBC W/SMART FUNNEL SCHEMATIC WIRING DIAGRAMWIRING DIAGRAMS 2WIRE SINGLE PHASE 50/60 HZSCHEMATIC WIRING DIAGRAM G9-2TBDBC W/SMART FUNNEL 100 VOLTS AC 2WIRE SINGLE PHASE 50 HZWIRING DIAGRAMS WIRING DIAGRAMS 2WIRE SINGLE PHASE50/60 HZ SCHEMATIC WIRING DIAGRAM MHG100 VOLTS AC, 120 VOLTS AC 240 VOLTS AC SCHEMATIC WIRING DIAGRAM MHG with WD CBAWIRING DIAGRAMS 2 WIRE + Gnd SINGLE PHASE, 50/60HZ100 VOLTS AC 120 VOLTS AC 2 WIRE SINGLE PHASE SCHEMATIC WIRING DIAGRAMLPG-2E, LPGB-2E WIRING DIAGRAMSWIRING DIAGRAMS 120 VOLTS AC 2 WIRE SINGLE PHASE 60 HZ WIRING DIAGRAMS SCHEMATIC WIRING DIAGRAM LPG230 VOLTS AC 2 WIRE SINGLE PHASE 50/60 HZ LPG-AWIRING DIAGRAMS SCHEMATIC WIRING DIAGRAMWIRING DIAGRAMS SCHEMATIC WIRING DIAGRAM LPG W/Capacitor120 VOLTS AC 2 WIRE SINGLE PHASE 60 HZ 100 VOLTS AC 2 WIRE SINGLE PHASE 50-60HZ 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 2WIRE SINGLE PHASE 60 HZ SCHEMATIC WIRING DIAGRAM G9SCHEMATIC WIRING DIAGRAM G9 WIRING DIAGRAMS230 VOLTS AC 2 WIRE SINGLE PHASE 50 HZ SCHEMATICWIRINGDIAGRAMG9-2AHDWIRING DIAGRAMS WIRING DIAGRAMS 230 VOLTS AC 2WIRE SINGLE PHASE 50/60 HZ FPGAWIRING DIAGRAMS 120 VOLTS AC 2WIRE SINGLE PHASE 60 HZ60 HZ 100 VOLTS AC 120 VOLTS AC 2WIRE SINGLE PHASEWIRING DIAGRAMS FPG-2DBC, FPGB-2DBCSCHEMATIC WIRING DIAGRAM FPG-2ADBC230 VOLTS AC 50 HZ