Bunn 41722.0000A manual Schematic Wiring Diagram TB6

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SCHEMATIC WIRING DIAGRAM TB6

			OPTIONAL			GRN
			OPTIONAL
			READY INDICATOR		Chassis Ground		Earth Ground
			BLU	BLK	Chassis Ground		Earth Ground
			BLU	BLK
L1	LIMIT		SW. &				N
			SW. &
			THERMOSTAT
THERMOSTAT			THERMOSTAT
THERMOSTAT					BLK
BLK		BLU/BLK			BLK		WHI
WHI						TANK HEATER	WHI
WHI							WHI
				"KEEP WARM" HEATER
BLK		LEFT/OFF/RIGHT SWITCH				START SWITCH
SW1A		SW1B	SW1C	SW1D		SW2A
			BRN/BLK		YEL
	1	WHI/VIO	BRN/BLK
	1	WHI/VIO
	2	WHI					WHI
	3	WHI/ORN
TIMER	4	WHI/GRN		SOL
	5	WHI/YEL		BREW
	6	WHI/BLU		BREW
	6	WHI/BLU			YEL
			SOL	SOL	YEL
			SOL	SOL
120 VOLTS A C			LEFT	RIGHT
120 VOLTS A C			DILUTION
2 WIRE
SINGLE PHASE			41974.0000A 03/09 © 2009 BUNN-O-MATIC CORPORATION

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Contents TB3/TB6 Series Phone 217 529-6601 FAX 217BUNN-O-MATIC Commercial Product Warranty Contents To the brewer Probable Cause RemedyBrew cycle will not start No water Probable Cause ProblemBrew cycle will not start Water is not hot Control Thermostat Tank HeaterReactions resulting in serious Inconsistent beverage levelSurfaces can initiate corrosive LeaksBeverage overflows dispenser Refer to Service Timer for test- ing proceduresSpitting or excessive steaming Dripping from sprayhead Plumbing Lines Water Supply Dry coffee grounds remainFunnel Brewer is making unusal noises Cont Tank heater Problem Probable Cause RemedyBrewer is making unusal noises Tank Heater Location Control thermostat is located in the hood Component AccessControl Thermostat Disconnect the control thermostat wires Adjust the control thermostat as requiredRemove all wires from limit thermostat termi- nals Limit Thermostat1680W-120V 1680W-100V 1680W-230V 29.0 33.7 Disconnect the brewer from the power supplyTank Heater Orange light Lighted ON/OFF Switch TB3/TB3QRefer to -2 when reconnecting the wires Switch Switch is located on the front control panelThrough four when the switch is in the oposite Position If continuity is present as described, replace the wiresStart Switches 37080.0001to T. StatInlet Valves BREW/DILUTION Timer TB3 & TB6 BREW/DILUTION Timer Triacs Triacs TH-1/MV-1 Brew solenoid TH-2/MV-2 Dilution solenoidWhite Red Neutral L2 Digital Brew Timer TB3Q & TB6QTerminals ½ batch connector Digital Timer Triacs Triacs MV-2 Brew solenoid output MV-1 LineSchematic Wiring Diagram TB3Q Volts AC Wire Single PhaseSchematic Wiring Diagram TB3, TB3B, TB3-LP Schematic Wiring Diagram TB3Q Schematic Wiring Diagram TB3Q W/SWEETENER & Empty BAG Detect Schematic Wiring Diagram TB6 Schematic Wiring Diagram TB6Q