Bunn TWF-EZ User Manual

BUNN-O-MATIC CORPORATION TWF-EZPOST OFFICE BOX 3227SPRINGFIELD, ILLINOIS 62708-3227TELEPHONE: (217) 529-6601 FAX: (217) 529-664429466.0000C 8/00 © 1

Page 10TROUBLESHOOTING (cont.)BREW CIRCUITPROBLEM PROBABLE CAUSE REMEDYRefer to Adjustments and OptionalSettings to set brew volume. Seepage 7. Using

Page 11TROUBLESHOOTING (cont.)BREW CIRCUITPROBLEM PROBABLE CAUSE REMEDYDripping from sprayheadWeak beverageDrip out time too long1. Lime build up2. Br

Page 12TROUBLESHOOTING (cont.)BREW CIRCUITPROBLEM PROBABLE CAUSE REMEDYDry tea leaves or coffee grounds re-main in the funnel1. Sprayhead2. Funnel loa

Page 13TROUBLESHOOTING (cont.)HEATING CIRCUITPROBLEM PROBABLE CAUSE REMEDY29466 082200Water does not heat to propertemperatureIMPORTANT: Make sure no

Page 14DIAGNOSTICSIntermittent flashing of the READY indicator indicates that a fault exists. Count the number of flashes betweenpauses and use this c

Page 15SERVICEThis section provides procedures for testing andreplacing various major components used in thisbrewer should service become necessary.

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Page 17P1960.60FIG. 4 ICED TEA BREW SOLENOID VALVELocation:Viewing the brewer from the rear the iced tea brewsolenoid valve is mounted in the center o

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Page 19SERVICE (cont.)LIMIT THERMOSTATFIG. 8 LIMIT THERMOSTATP1960.60Location:The limit thermostat is located inside the hood onthe tank lid.Test Proc

Page 2CONTENTSIntroduction ... 2Warranty ...

Page 20FIG.11 TEA/OFF/COFFEE SWITCH TERMINALSP1525SERVICE (cont.)TEA/OFF/COFFEE SWITCHFIG. 10 TEA/OFF/COFFEE SWITCHP1808.40Location:The TEA/OFF/COFFEE

Page 21SERVICE (cont.)START SWITCHFIG. 12 START SWITCHP1808.40Location:The start switch is located in the front of the hood,above and to the right of

Page 22FIG. 14 TANK HEATERLocation:The tank heater is located inside the tank and se-cured to the tank lid.Test Procedures:1. Disconnect the brewer fr

Page 23SERVICE (cont.)TEMPERATURE PROBEFIG. 16 TEMPERATURE PROBEP1960.60

Page 24SERVICE (cont.)THERMAL FUSEFIG. 18 THERMAL FUSEP1960.60Location:The thermal fuse is located inside the hood con-nected to the right tank heater

Page 25SERVICE (cont.)CONTROL BOARDFIG. 20 CONTROL BOARDP1960.50TRM1TRM2J6J7J3J1J4J2J5

Page 2629466 082200

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Page 4ELECTRICAL REQUIREMENTSCAUTION - The brewer must be disconnected from the power source until specified in Initial Set-Up.120V model brewers requ

Page 5INITIAL SET-UP1. Insert the funnel (empty) into the funnel rails.2. Place an empty tea dispenser on the brewer base. Be prepared to empty the d

Page 6OPERATING CONTROLSA. TEA/OFF/COFFEE SwitchTEA- Placing the switch in the full left position allows the start switch to activate a timed brew cyc

Page 7TWF-EZ ADJUSTMENTS & OPTIONAL SETTINGS

Page 8TROUBLESHOOTINGA troubleshooting guide is provided to suggest probable causes and remedies for the most likely problemsencountered. If the prob

Page 9TROUBLESHOOTING (cont.)BREW CIRCUITPROBLEM PROBABLE CAUSE REMEDYReady Light FlashingBrew cycle will not start1. Brewer has shut down due tomalfu