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Wilbur Curtis Co., Inc.Service Manual – RTBImportant Safeguards/SymbolsThis appliance is designed for commercial use. Any servicing other than cleaning and preventive maintenance should beperformed by an authorized Wilbur Curtis service technician. Do NOT immerse the unit in water or any other liquid To reduce the risk of fire or electric shock, do NOT open service panels. No user serviceable parts inside. Keep hands and other items away from hot surfaces of unit during operation. Never clean with scouring powders, bleach or harsh chemicals.SymbolsWARNINGS – To help avoid personal injuryImportant Notes/Cautions – from the factorySanitation RequirementsThe Curtis G3 Brewer is Factory Pre-Set and Ready to Go Right from the Box.Models Included:RTBCAUTION: Equipmentmust be installed tocomply with applicablefederal, state, and local plumbing/electrical codes having jurisdiction.CAUTION: Follow thissetup procedure beforeattempting to use thisunit. Failure to follow these instructions can result in injury and/or voidof warranty.CAUTION: DO NOTconnect the unit to hotwater. The inlet valve isnot rated for hot water.IMPORTANT: Aftersetup, run a FULL brewcycle. Place a tea container to catch both hot water fromthe brewcone and dilution waterfrom spout on the front cover.Following are the Factory Settings for the G3 Iced Tea Brewer. Brew Temperature 204 F Brew Volume Set to dispensing vessel requirements (2.2 liters)Generally there will never be a reason to change the G3/Gold Cup Series default settings. However, should you need tomake slight adjustments to meet your brewing needs, programming instructions are provided later in this manual.System Requirements: Water Source 20 – 90 PSI. Minimum flow rate of ½ gpm (1 gpm preferred flow rate). Electrical: See electrical schematic on page 8.SETUP STEPS1. The unit should be level (left to right - front to back), on a secure surface.2. Connect the water line to the water inlet fitting on the rear of the unit. Water volume flow to the machine should beconsistent. Use tubing sized sufficiently to provide a minimum flow rate of one gallon per minute.NOTE: A water filtration system must be used to help maintain trouble-free operation. Air must be purgedfrom the cartridge prior to connection to equipment. In areas with extremely hard water, we highly recommend the use of a Curtis approved water filter. For our full line of filters, log on to www.wilburcurtis.com.NSF International requires the following water connection:1. A quick disconnect or additional coiled tubing (at least 2x the depth of the unit) is required so that the unitcan be moved for cleaning.2. This unit must be installed with adequate backflow protection to comply with applicable federal, state andlocal codes.3. Water pipe connections and fixtures directly connected to a portable water supply shall be sized, installedand maintained in accordance with federal, state, and local codes.3. Connect the unit to electrical outlet with appropriate amperage rating (see serial tag on machine).4. Once power has been supplied to the unit, flip the toggle switch to the ‘ON’ position (located on the rear of the unit),the water tank will begin to fill. When the water level in the tank reaches the probe, the heating element(s) will turn on.ISO 9001:2008 REGISTEREDWILBUR CURTIS CO., INC.6913 West Acco StreetMontebello, CA 90640-5403For the latest information go towww.wilburcurtis.comTel: 800-421-6150Fax: 323-837-24105. Water in the heating tank will require approximately a half hour before reaching operating temperature (factory setting of200 F). Where applicable, turn on the Universal Control Module (UCM). When the unit reaches operating temperature,it will display “READY TO BREW”.For the latest specifications and information go to www.wilburcurtis.comTechnical Support: 1-800-995-0417 M-F 5:30am-4:00pm PTEmail: [email protected]

Your Curtis Generation 3 Brewer is Factory Pre‑Set for Optimum Performance.After connection to water and power; the rear toggle switch must be on. You will hear a beep sound, indicating power is available to the controller.The control displaysCURTIS. Press ON/OFF button and the screen will display DUAL DILUTION . AfterCURTISthree seconds,Water will fill the tank (approximately 2-3 minutes depending on water flow rate). When the proper level is reachedscreen. It takes approximately 20 minutes to reach set point temperature of 204 F.Control will displayCURTISREADY to ar on thewhen temperature reaches the set point (204 F). Unit is now ready to brew.Tea Brewing Instructions1. Brewer should be ON (Confirm at rear toggle switch, then press ON/OFF button) and Ready-to-Brew displayed.2. Make sure tea containers are in place, sitting on the brew deck.3. Place a paper filter inthe brew basket. Pourleaf tea into the filter.Place the filter into thebrew cone.4. Slide brew cone intobrew rails.5. Select the tea containeryou wish to brew intoand rotate the brewcone to direct the flowinto that tea container.6. Press the desired brewbutton on the UCMcontrol panel. The brewcycle will start.CAUTION HOT LIQUID, Scalding may occur. Allow the brew cone to completely drain before removing.To Access ProgrammingTurn off (dark display) by pressing ON/OFF button (yellow). Press and hold BREW button #4 and then press and release ON/OFF button (yellow).Continue holding the #4 button. Display will readspond to the buttons (see illustration below).The default code set at the factory is 1‑2‑3‑4. Then, wait untilis displayed Enter the 4‑digit access code, the digits 1‑4 corre-will be displayed.All programming selections are performed with the three center buttons.The symbols below the buttons are:Scroll LEFT SELECTION or ENTER to save new parameter2Scroll RIGHT

Program MenusProgram MenusTea RecipesTea By VolumeTea By TimeTea Dilut DelayTea Dilut VolumeTea Dilut TimeTea Dilut StirProgram Menus screen. Press the button to show the next menu item.Tea Recipes (Factory set to Standard Tea Purple)Press to Select. Press or to scroll through recipes: Standard Gray, Standard Purple, Tropical Gray, TropicalPurple, 76/308 Gray or 76/308 Purple. Press to set.Tea by Volume: Press to select, Display will now show Push START To Begin. Press the BREW button then hotwater starts running, when desired volume is reached press BREW button again to stop the flow. Now the volume hasbeen set. Pressing button will display the subsequent menu features.Tea by Time (Factory set to 5:52 FULL, 2:56 HALF)Press to select. By pressing or buttons, you can increase and decrease time. Press to set minutes andseconds.Tea Dilution Delay (Factory set to 0:30)Press to Select. Press or buttons, to add or decrease time. Press to set. The maximum is 10 minutes.Tea Dilution Volume: Press to Select, Display will now show Select Button. Press the desired brew button andwater will flow, when required volume is reached press BREW button again to stop the flow. Now the volume hasbeen set. Press to display subsequent menu features.Dilution Time (Factory set to 4:05 FULL, 2:02 HALF)Press to Select. By pressing or buttons, you can increase and decrease time. Press to set minutes andseconds. The maximum is 9 min, 59 sec.Tea Dilution Stir (Factory set to Standard – Purple ON).Press to Select. Press or to select between ON or OFF. Press to set.Tea Pulse BrewTea Pulse Brew (Factory set to OFF).Press to Select. Press or to select ON, OFF or D. D is a manual adjust from 1 to 20 pulses with an ON timefrom 5 to 150 seconds and an OFF time from 5 to 150 seconds.Tea Fast BrewTea Fast Brew (Factory set to OFF).Press to Select, press or to choose ON or OFF. Selecting ON will start hot water spraying in the brewcone firstand then 1 minute later the dilution water will start to flow.Tea Half BatchTea Half Batch (Factory set to ON).Press to Select. Press or to toggle between OFF and ON. This feature, when on, activates the Half Batch buttons or the Half Batch Shift buttons.Tea Drip-OutTea Drip-Out (Factory set to OFF)Press to Select. Press or to adjust time. Settings are OFF, up to 15 minutes, at 5 second increments.TemperatureTemperature (Factory set to 204ºF)Press to Select. Press or to increase or decrease setting. Temperature range, from 170ºF to 208ºF in 2‑degree increments.Energy Save ModeBrew Count OdomEnergy Save Mode (Factory set to OFF)Press to Select, or ON, OFF or ON 140ºF , to set. When in ON, unit will automatically shut off 4 hoursfrom last brew. When feature is OFF, unit does not have the energy saving mode.In the ON 140ºF position, temperature goes down to 140ºF if unit has not brewed in 4 hours. This feature will saveenergy by maintaining a lower temperature in the tank during periods of non‑operation.Brew Count Odom.Press to Select, Shows total gallons and total brew cycles on the unit. Press ex or Reset Brew Count Total.Continued on Page 43

Brew Count TotalCold Brew LockBrew Count TotalPress to Select, Shows total gallons and total brew cycles on the unit. Cannot be reset.Cold Brew Lock (Factory set to 5º F)Press to select, or to select desired setting (CBL 5, 15 or OFF), to set.The Cold Brew Lock feature allows the brewer to brew at three different temperature levels from the actual set point.The first setting is within 5 degrees of set point, next is within 15 degrees of set point, OFF is within 30 degrees ofset point for the Ready to Brew message, however it will brew at any temperature.Master ResetService CallAccess CodeBanner NameService Call (Phone number Factory set to 1-800-000-0000)Press to display number and change number or to move place and EX to exit when complete. This number willbe displayed during a Heating system SENSOR ERROR or during a WATER ERROR.Access Code (Factory set to 1‑2‑3‑4)Press to display number and change number, (the number can be changed 1 to 4) or to move place and ex to exitwhen complete.Banner Name (Factory setting reads CURTIS)Press to display the current banner letters. Press or to move cursor, press to select letters, or EX to exitwhen complete. This feature allows up to 14 letters to be programmed. Programming all blanks disables BannerName. When a banner is set, the banner name is displayed on line one and Ready to Brew is on the second line.P-MaintenanceP-Maintenance (Factory set to OFF)Press to Select, Set gallons brewed to indicate P-Maintenance. Press or to adjust from Off to 3000 gallons.Press to exit.Beeper On/OffBeeper On/Off (Factory set to ON)Press to display ON or OFF. Pressing either or toggles between on and off. to set. When ON, the unit willemit a short beep each time a button is pressed.Quality TimerTea Quality Timer (Factory set to OFF)Press to Select. Press or to adjust from 0 to 10 hours in 1 hour increments. Timing starts when a brew button ispressed. When time expires, the UCM will emit an audio alarm and the words Quality Timer will appear flashing on thescreen.Display BrewTimeDisplay Brew Time (Factory set to ON)Press to display ON or OFF. Pressing either or toggles between on and off. When ON brew time displays andcounts down (during the brew cycle). When OFF, only the word Brewing is displayed during the brew cycle.Displ. MessagesDisplay Messages (Factory set to ON)Press to display ON or OFF. Pressing either or toggles between on and off. When ON, screen displays “RinseServer Before Brewing” message.Model SelectExit4Master ResetPress to display Are You Sure? Then for Yes, for No. When Master Reset is used, the all of the menu selections in the UCM return to factory defaults.Model Select (Factory set to DUAL DILUTION)Press to select, or to select model. The selections are: TEA/IC-1BATCH, , DUAL-DILUTION, DUAL-SWEET, COMBO, COMBO/IC, and COMBOSWEET. Press to set. When the Model Select feature is changed, all settings are reset to the defaults of the newlyselected model.ExitPress to select, exits program mode and returns unit to operation.

Error MessageWith the G3/Gold Cup Series brewers, there are three error messages that can appear on the screen to advise the user of a malfunction. If oneof these error messages appear, the brewer will lock up and stop functioning until the error is corrected. An error message will occur under thefollowing conditions:(800) 000-000Water Level Err(800) 000-000Sensor Err(800) 000-000Over Temp Error1. Water level fill error or overflow. This error message occurs when the inlet valve solenoid has been on for more than10 minutes. This error message also occurs when the valve is refilling the tank during a brew cycle for more than 1½minutes.2. Water temperature control system error. An open probe or a break in the temperature control circuit is detected.3. This error message indicates there is an overheating problem. The sensor is reading that temperature in the heatingtank has risen above 210ºF.Usually the screen will display a service call phonenumber. Once a malfunction is corrected, the errormessage must be cleared. To reset the control paneland return to normal operation, press the button for5 seconds.5

Illustrated PartsA1326A

Illustrated PartsITEM 121A222324252626A2728293031PART -101*DESCRIPTIONCOVER, TOPSPOUT ASSEMBLY , DILUTION PLASTICCOVER, FRONT - DUAL DILUTIONKIT, UCM & LABEL TCTS-RC 120VCONTROL MODULE, (UCM) 220V TEA/COMBO/SWT TEA (EXPORT ONLY)LABEL, UCM OVERLAY TCTS10600/ RTB 2-BATCH CURTIS LOGOVALVE, DUMP LEFT 120VAC12WVALVE, DUMP LEFT 220V 12W (EXPORT ONLY)KIT, SPRAYHEAD FITTING PLASTICHARNESS ASSEMBLY COMPLETE TCTS/T-10600HARNESS, ASSY TCTS/PTT3-30SPRAYHEAD, ASSEMBLY AFS-PURPLEVALVE, INLET 1.15GPM 120Vac 10WVALVE, INLET 1 GPM 240V 10W (EXPORT ONLY)HEATSINK and TRIAC ASSEMBLY 40A 600VVALVE, DUAL DISPENSE 120V-10W .5GPM x .5GPMVALVE, INLET DUAL 240V 10W .5GPM X .5GPM (EXPORT ONLY)O’RING, .426 X 9/16 O.D. X .070 WALL EDPM TCTSCOVER, TOP HEATING TANKGASKET, TANK LIDKIT, PROBE WATER LEVEL O-RING, & NUTTANK, COMPLETE 1600W 120V TCTTANK, COMPLETE TCT/CB w/WC- 934-101 ELEMENT (EXPORT ONLY)KIT, ELEMENT, HEATING 1.6KW120V W/ JAM NUT & SILICONE WASHERSKIT, ELEMENT HEATING 2.5KW 220V NUT & WASHERS (EXPORT ONLY)SENSOR, TEMPERATURE TANKGUARD, SHOCK/HEATING ELEMENTTHERMOSTAT, MANUAL RESET 120/240VAC 25A 220ºF MAXTHERMOSTAT, HI LIMIT HEATER CONTROL DPST 277V (EXPORT ONLY)TEE, 1/4 FLARE x 1/4 FLARE x 3/8 NPT BRASSTUBING, NYLON BRAIDED 1/4” FLARE x 11-1/8” LG. FLEXIBLEKIT, DUAL VALVE WATER INLETTUBE, 5/16 ID x 1/8W SILICONESWITCH, TOGGLE SPST 15A 125Vac RESISTIVESWITCH, TOGGLE DPST 25A 125/250VAC RESISTIVE (EXPORT ONLY)LEG, 3/8”-16 x 1/2” LG. GLIDERAIL, BASELEG, 3/8”-16 STUD SCREW BUMPERBREW CONE ASSEMBLY BLK ROTATING NON-METAL - STD TEAFILTER, PAPER 15 X 5-½” ALTRA 4-3/4” H* RECOMMENDED SPARE PARTS7

Illustrated Parts ListTCN12345107896ITEMPART NºDESCRIPTION1WC-61436LID, BLACK PLASTIC TCN2WC-38471LABEL, FRONT TCN GENERIC3WC-1803*FAUCET, SPB4WC-37260KIT, FAUCET W/ADAPTER COMPLETE5WC-3707*KIT, REPAIR SPB FAUCET6WC-1805*SEAT CUP, FAUCET S’7WC-38163LABEL, CURTIS SWP CLR/WHT8WC-5686DRIP TRAY, OCTAGON STYLE9WC-3531*LEG, PLASTIC GLIDE TCN10WC-3289HANDLE, GASKET* RECOMMENDED PARTS TO STOCK8

Electrical Schematic9

Rough-In Drawing16.63”9.13”(42.2 cm)(23.2 cm)34.25”(87.0 cm)20.88”(53.0 cm)22.88”(58.1 cm)22.25”(56.5 cm)13.38”(34.0 cm)12.38”(31.4 cm)1.25”(3.2 cm)Tea Tips1. Store tea bags in a dark, cool and dry place away from strong odors and moisture. Do not refrigerate.2. Never hold brewed tea for more than eight hours at room temperature.3. Discard any unused tea after eight hours4. Brew only enough tea that you reasonably expect to sell within a few hours.5. To protect tea flavor and to avoid bacterial contamination and growth, clean and sanitize tea brewing, storage and dispensingequipment at least once a day.WARNING DO NOT refrigerate unused tea overnight for later consumption.10

CleaningRegular cleaning of your tea containers will maintain the highest quality coffee and iced tea your equipment is capable of producing. A propercleaning is essential in preserving the appearance of the brewer.1. Turn off the tea brewer at the ON/OFF button on the front control panel.2. Wipe exterior surfaces with a damp cloth, removing spills and debris.3. Remove the brewcone and clean it. Thoroughly scrub the spray head area with a cloth soaked in a mild detergent solution.4. Wash the brewcone and wire brew basket, if applicable. Use a soft bristled brush for hard to clean areas. Wash both parts with a detergentsolution or put these parts through a dishwasher.5. Wash the tea container and top cover. Use a detergent solution and a soft bristled brush to clean inside the container. Wipe the exteriorsurfaces with a sponge and detergent solution. Rinse thoroughly.6. Clean the faucet assembly. Unscrew the handle assembly from the faucet and remove. Clean the faucet shank with a gage glass brush(circular bristle) by pushing the brush through the shank. Using the same brush clean the faucet body inlet and outlet. Clean the faucet capand silicone seat cup.7. After the cleaning, place the parts (spray head, brewcone and basket and faucet parts) into a sink to be sanitized.CAUTION: DO NOT use undiluted bleach or chlorine.8. To sanitize the disassembled parts:A. Use a clean container to submerge all parts. Wear rubber gloves for protection.B. Immerse in commercial Bar Tabs/Sani-Tabs sanitizing solution The solution must be warm (75 F.) Let the parts soak for at least oneminute.9. Air dry, all parts that were sanitized.10. After cleaning, sanitizing and drying, assemble any parts taken from the tea container.11. To remove hardened mineral deposits, fill liner with vinegar and allow to soak. Drain and rinse.11

Product Warranty InformationThe Wilbur Curtis Co., Inc. certifies that its products are free from defects in material and workmanship under normal use. The following limitedwarranties and conditions apply:3 Years, Parts and Labor, from Original Date of Purchase on digital control boards.2 Years, Parts, from Original Date of Purchase on all other electrical components, fittings and tubing.1 Year, Labor, from Original Date of Purchase on all electrical components, fittings and tubing.Additionally, the Wilbur Curtis Co., Inc. warrants its Grinding Burrs for Forty (40) months from date of purchase or 40,000 pounds of coffee, whichever comes first. Stainless Steel components are warranted for two (2) years from date of purchase against leaking or pitting and replacementparts are warranted for ninety (90) days from date of purchase or for the remainder of the limited warranty period of the equipment in which thecomponent is installed.All in-warranty service calls must have prior authorization. For Authorization, call the Technical Support Department at 1-800-995-0417. Effectivedate of this policy is April 1, 2003.Additional conditions may apply. Go to www.wilburcurtis.com to view the full product warranty information.CONDITIONS & EXCEPTIONSThe warranty covers original equipment at time of purchase only. The Wilbur Curtis Co., Inc., assumes no responsibility for substitute replacement parts installed on Curtis equipment that have not been purchased from Wilbur Curtis Co., Inc. The Wilbur Curtis Co., Inc. will not accept anyresponsibility if the following conditions are not met. The warranty does not cover and is void under the following circumstances:1)2)3)4)5)6)7)8)9)Improper operation of equipment: The equipment must be used for its designed and intended purpose and function.Improper installation of equipment: This equipment must be installed by a professional technician and must comply with all local electrical,mechanical and plumbing codes.Improper voltage: Equipment must be installed at the voltage stated on the serial plate supplied with this equipment.Improper water supply: This includes, but is not limited to, excessive or low water pressure, and inadequate or fluctuating water flow rate.Adjustments and cleaning: The resetting of safety thermostats and circuit breakers, programming and temperature adjustments are theresponsibility of the equipment owner. The owner is responsible for proper cleaning and regular maintenance of this equipment.Damaged in transit: Equipment damaged in transit is the responsibility of the freight company and a claim should be made with the carrier.Abuse or neglect (including failure to periodically clean or remove lime accumulations): Manufacturer is not responsible for variationin equipment operation due to excessive lime or local water conditions. The equipment must be maintained according to the manufacturer’srecommendations.Replacement of items subject to normal use and wear: This shall include, but is not limited to, light bulbs, shear disks, “0” rings, gaskets,silicone tube, canister assemblies, whipper chambers and plates, mixing bowls, agitation assemblies and whipper propellers.Repairs and/or Replacements are subject to our decision that the workmanship or parts were faulty and the defects showed up under normaluse. All labor shall be performed during regular working hours. Overtime charges are the responsibility of the owner. Charges incurred bydelays, waiting time, or operating restrictions that hinder the service technician’s ability to perform service is the responsibility of the ownerof the equipment. This includes institutional and correctional facilities. The Wilbur Curtis Co., Inc. will allow up to 100 miles, round trip, perin-warranty service call.RETURN MERCHANDISE AUTHORIZATION: All claims under this warranty must be submitted to the Wilbur Curtis Co., Inc. Technical SupportDepartment prior to performing any repair work or return of this equipment to the factory. All returned equipment must be repackaged properlyin the original carton. No units will be accepted if they are damaged in transit due to improper packaging. NO UNITS OR PARTS WILL BEACCEPTED WITHOUT A RETURN MERCHANDISE AUTHORIZATION (RMA). RMA NUMBER MUST BE MARKED ON THE CARTON ORSHIPPING LABEL. All in-warranty service calls must be performed by an authorized service agent. Call the Wilbur Curtis Technical SupportDepartment to find an agent near you.1/12/15 @ 14.6 . EDR 9267WILBUR CURTIS CO., INC.6913 Acco St., Montebello, CA 90640-5403 USAPhone: 800/421-6150 Fax: 323-837-2410Technical Support Phone: 800/995-0417 (M-F 5:30A - 4:00P PST)Web Site: www.wilburcurtis.comE-Mail: [email protected]/2015 . F-4012 . rev NC

RTB The Curtis G3 Brewer is Factory Pre-Set and Ready to Go Right from the Box. . To reduce the risk of fire or electric shock, do NOT open service panels. No user serviceable parts inside. . Access Code (Factory set to 1-2-3-4) Press to display number and change number, (the number c