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Manual Bunn LCR-2 PC

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  • Bunn LCR-2 PC - page 1

    INST ALLA TION & OPERA TING MANUAL BUNN-O-MA TIC CORPORA TION POST OFFICE BOX 3227 SPRINGFIELD, ILLINOIS 62708-3227 PHONE: (217) 529-6601 F AX: (217) 529-6644 36026.0000J 12/06 ©2003 Bunn-O-Matic Corporation www .bunn.com ...

  • Bunn LCR-2 PC - page 2

    2 BUNN-O-MA TIC COMMERCIAL PRODUCT WARRANTY Bunn-O-Matic Corp. (“BUNN”) warrants equipment manufactured by it as follows: 1) All equipment other than as specified below: 2 years parts and 1 year labor . 2) Electronic circuit and/or control boards: parts and labor for 3 years. 3) Compressors on refrigeration equipment: 5 years parts and 1 year ...

  • Bunn LCR-2 PC - page 3

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  • Bunn LCR-2 PC - page 4

    4 ELECTRICAL REQUIREMENTS CAUTION: The dispenser must remain disconnected from power source until specified in Electrical Hook-Up. The LCR-2 dispenser is supplied with a 120-volt / 15 Amp cord set and require a 2-wire, grounded, individual branch circuit rated for 120 volts AC, 15 amp, single phase, 60Hz. The mating connector must be a NEMA 5-15R. ...

  • Bunn LCR-2 PC - page 5

    5 PLUMBING REQUIREMENTS The dispenser may be connected to a cold or hot water system (140°F Max.) with operating pressure between 20 and 90 psi (138 and 620 kPa) from a 1/2” or larger supply line. A shut-off valve should be installed in the line before the dispenser . Install a regulator in the line when pressure is greater than 90 psi (620 kPa) ...

  • Bunn LCR-2 PC - page 6

    6 INITIAL SET -UP NOTE: The LCR-2 dispenser weighs approximately 100 lbs. (45 kg). If necessary , use more than one person when lifting or moving the dispenser . 1. Cut the two straps and remove the box and foam packing. 2. Locate and remove the information packets and tube kits from top of packaging and set aside. 3. Open the dispenser door and re ...

  • Bunn LCR-2 PC - page 7

    7 SETTING DISPENSER FLOW RA TE The dispenser comes from the factor y with flow restrictors in the mix chambers. With the restrictors in place the dispense rate is about 1.8 oz./sec (53.2 ml/sec) and is used primarily for cup at a time dispensing. The flow restrictors can be removed to increase the dispense rate to about 2.5 oz./sec (74 ml/sec) fo ...

  • Bunn LCR-2 PC - page 8

    8 SELECTING THE CORRECT PUMP TUBING There are two pump tube sizes available for use with this dispenser . T o determine the correct tubing for your application, first determine the dispenser flow rate you intend to use, refer to Setting Dispenser Flow Rate . Then look up the recommended tube size for the mix ratio of your concentrate, refer to th ...

  • Bunn LCR-2 PC - page 9

    9 OPERA TING CONTROLS AND INTERF ACE 1a. Dispense Handles: Pull and Hold to dispense product. 1b. Dispense Switches: Push and Release to dispense product for Portion Control Models. 2. Stop Switch: Momentary switch stops all dispense functions. 3a. Hot Water Switch: Push and Hold switch to dispense hot water from the center dispense tip. 3b. Push a ...

  • Bunn LCR-2 PC - page 10

    10 INITIAL FILL & HEA T 1. Select Normal on the Function Selector Switch and Run on the Mode Selector Switch. 2. Confirm the water supply is on. 3. Connect the dispenser to the power source. The Red POWER LED will illuminate and water will begin flowing into the tank. The dispenser will automatically stop filling when the tank is full. The d ...

  • Bunn LCR-2 PC - page 11

    11 FlavorGard™ Feature FlavorGard™ is a patented feed back control loop that monitors the mixed product and adjusts the concentrate delivery rate to maintain a consistent mix profile, i.e. Flavor Profile. The system consists of a conductance probe mounted in the final stages of the mixing chamber , a metering pump with RPM sensor and a digit ...

  • Bunn LCR-2 PC - page 12

    12 Rinse Procedure: 1. Open the cabinet door and select Rinse on the Function Selector switch – close the door . 2. Place a 2 Liter (1/2 Gal) container under the Left dispense tip. 3. Activate the Left dispense until water flow stops automatically , approximately 20 sec. 4. Repeat Steps 2 & 3 for the Right dispense tip. The Rinse LED will tu ...

  • Bunn LCR-2 PC - page 13

    13 PROGRAMMING THE DISPENSER Remove the lower splash guard assembly to access the digital programming module with LCD display . Press the Down Arrow key to inter the programming menu. Use the Up and Down Arrow keys to scroll through the menu screens. Select Exit to leave the programming function and return to normal operations. NOTE 1: Flashing men ...

  • Bunn LCR-2 PC - page 14

    14 MENU SCREEN ACTION DESCRIPTION LOCK FLA VOR ? EXIT YES FLA VORS LOCKED EXIT Select (YES) or (EXIT) NONE Select YES, to Lock In sensor calibration. NOTE: Display will return to “Find LF T arget” if sensor calibration is out of range. Confirms that sensor calibration was in range and accepted. Scroll down to continue. 36026 120105 Use the (+) ...

  • Bunn LCR-2 PC - page 15

    15 ENTER P ASSWORD (-) 0 (+) The following functions can be Password Protected. If you wish to prevent others from accessing these functions, enter a 4 digit code of your choice. Record your password code [_ _ _ _], as you will need it to access these functions in the future. Use the (+) or (-) buttons to enter password. Enter the access Code to vi ...

  • Bunn LCR-2 PC - page 16

    16 36026 120105 MENU SCREEN ACTION DESCRIPTION CAL LEFT PUMP ? PULL DISPENSE CAL LF PUMP VOL (-) 43mL (+) CAL LF WTR FLOW ? PULL DISPENSER CAL LF WTR VOL (-) 36.0OZ (+) CAL LEFT SIDE ? EXIT YES CAL RIGHT SIDE ? EXIT YES If NO - go to CAL RIGHT SIDE menu. CAL LEFT SIDE ? EXIT YES The following functions are for diagnostic and troubleshooting purpose ...

  • Bunn LCR-2 PC - page 17

    17 36026 120105 MENU SCREEN ACTION DESCRIPTION CAL RIGHT PUMP ? PULL DISPENSER CAL RT PUMP VOL (-) 43mL (+) CAL RT WTR FLOW PULL DISPENSER CAL RT WTR VOL (-) 36.0OZ (+) CAL RIGHT SIDE ? EXIT YES CAL HOT WTR FLO ? PULL DISPENSE CAL HOT WTR VOL (-) 34.0OZ (+) XXX CAL -> XXX (-) T ankT emp (+) Place a 50 mL (#34843.1000) graduated cylinder under th ...

  • Bunn LCR-2 PC - page 18

    18 MENU SCREEN ACTION DESCRIPTION BIB EMPTY -> 500 (-) EXIT (+) XX REFILL -> 155 (-) EXIT (+) WTR ST ART DELA Y (-) .15SEC (+) WTR STOP DELA Y (-) .15SEC (+) TEST LED’S ? NO EXIT YES TEST SWITCHES ? UseSwitchT oT est TEST REFILL ? EXIT YES TEST HEA TER ? EXIT YES ENTER ASSET # (-) 000000 (+) SERIAL # LCR 0000000 F ACTORY DEF AUL TS NO YES U ...

  • Bunn LCR-2 PC - page 19

    19 LOADING THE CONCENTRA TE 1. Thoroughly mix concentrate by vigorously shaking the product Bag-In-Box (BIB). 2. Pull the BIB connector through the hole provided in the box and place it on the drip tray with the connector facing up. (See Fig. 1) 3. Open the dispenser door and locate the appropriate left or right BIB Adapter fitting. 4. Pull the Ad ...

  • Bunn LCR-2 PC - page 20

    20 Filling Cambros or other large containers: The dispenser is designed primarily for cups or other small containers that will fit under the dispense tips. However , it may be used to fill larger containers (up to 2 Gal) by use of an extension hose on the dispense tip. Removing the Flow Restrictors will increase the dispenser flow rate to 2.5 Oz ...

  • Bunn LCR-2 PC - page 21

    21 OPERA TING THE PRESET PORTION CONTROL DISPENSER (Models LCR-2 PC, LCR-2C PC, LCR-2A PC) Set the Function Selector Switch to Normal and the Mode Selector Switch to Run . Dispensing Preset Portions of Coffee or Hot Water 1. Primary Volume Portion Dispense Mode. (V olume 1) Refer to Programming Functions on how to set this amount. a. Place cup on t ...

  • Bunn LCR-2 PC - page 22

    22 CLEANING & PREVENT A TIVE MAINTENANCE General Cleaning and Sanitizing Procedures Note: The BUNN ® Liquid Coffee Dispenser incorporates a “user selectable” rinse reminder feature, which lights the Rinse LED on the front panel and disables dispensing when it is time to rinse. See Programming Functions to activate this feature. Daily: RINS ...

  • Bunn LCR-2 PC - page 23

    23 REPLACING THE PUMP TUBING The pumps and tubing used in the dispenser are designed to give maximum performance and long life. However , the tubes are a wear item and must be replaced periodically . How long the tubes last is dependent on usage and properties of the concentrate. Excessive wear will reduce the output of the pumps resulting in a wea ...

  • Bunn LCR-2 PC - page 24

    24 DRAINING THE HOT W A TER T ANK CAUTION: The dispenser must be disconnected from the power source throughout these steps. 1. Disconnect the dispenser from the power source. 2. Shut off and disconnect the incoming water supply . 3. Remove the front splash panel. 4. Pull out drain tube to empty into a sink or a container with a minimum of five-gal ...

  • Bunn LCR-2 PC - page 25

    25 Activate the Dispenser within 5 sec. to dispense the pre-selected volume. Front Panel LED Display Messages Alternate Portion Dispenser Volume #2 has been selected Portion LED “ON” Portion Dispense Enabled Rinse Dispenser , see Rinse Procedure Dispenser Locked Out Rinse Cycle Required Rinse LED “FLASHING” Rinse Lockout Enabled Rinse Dispe ...

  • Bunn LCR-2 PC - page 26

    26 T roubleshooting (Continued) Replace BIB, see Loading the Concentrate Check BIB Connector Fittings Check T ubing Installation Check Threshold, see Field Calibrating the Empty BIB Warning Concentrate BIB is Empty . BIB Not properly connected T ubing kinked or blocked Empty BIB Warning set too high Right Refill LED “ON” Right BIB Empty Replac ...

  • Bunn LCR-2 PC - page 27

    27 LF T ARGET RPM TOO HIGH !! TUBE TOO SMALL CHECK DISP RA TIO RT T ARGET RPM TOO HIGH !! TUBE TOO SMALL CHECK DISP RA TIO LF T ARGET RPM TOO LOW !! TUBE TOO LARGE CHECK DISP RA TIO RT T ARGET RPM TOO LOW !! TUBE TOO LARGE CHECK DISP RA TIO 1. The T ube Size selected for the Left Hand Dispenser is too small for the application. 2. The Ratio selecte ...

  • Bunn LCR-2 PC - page 28

    28 Screen Displayed Possible Cause T roubleshooting Procedures T roubleshooting (Continued) 36026 041204 Service Required Service Required Service Required Service Required Service Required Service Required Check water supply shut-off Service Required Service Required Service Required 1. Refill valve stuck open 2. Faulty refill probe 3. Faulty ov ...

  • Bunn LCR-2 PC - page 29

    29 EV AP TEMP SENSOR OUT OF RANGE CHECK WIRE FOR SHORTS COOLER F AUL T! EV AP TEMP TOO HI CHECK EV AP FAN CHK EV AP SENSOR COOLING TIME TOO LONG CHECK AIR FIL TER CHECK COOLING UNIT 1. Corresponding T emperature Sensor Probe wire(s) shorted to housing, or to each other . 2. Evaporator temperature too high. 1. Cabinet circulating fan failure 2. Ice ...

  • Bunn LCR-2 PC - page 30

    30 Field Calibration of the Concentrate Pumps / Dispenser Flow Rates The factor y set Default Values for the Pump & Dispenser Flow Rates are very accurate and typically do not need to be field calibrated. However , if the mix ratio accuracy is ever in question, this procedure can be used to recalibrate the unit in the field. Equipment Require ...

  • Bunn LCR-2 PC - page 31

    31 Dispenser Flow Rate Calibration 13. Press Down Arrow Key to display the CAL LF WTR FLO menu screen. 14. Place a 64 Oz (2000 ml) graduated container under Left Dispense T ip and Pull the Left Dispense Handle momentarily . The dispenser will dispense water for 20 seconds and then shut OFF automatically . 15. Keep the graduated container under disp ...

  • Bunn LCR-2 PC - page 32

    32 Field Calibrating the Empty BIB W arning The dispenser will automatically turn on the Left or Right “REFILL LED”, see Operating Controls and Inter face , when the corresponding BIB is Empty . The Refill message is triggered when the FlavorGard TM sensor reading drops below the minimum setting. The factory set minimum is 500 and should be co ...

  • Bunn LCR-2 PC - page 33

    33 36026 121506 36025.0000G 09/06 © 2003 BUNN-O-MA TIC CORPORA TION 120 VOL TS AC 2 WIRE 120/208-240 VOL TS AC 3 WIRE 208-240 VOL TS AC 2 WIRE SINGLE PHASE 50/60HZ J14-1 J14-7 J7-1 J7-5 J7-10 J18-1 J18-6 J18-7 J2-1 J2 -8 J3-1 J3-6 J4-1 J4-5 J5-1 J5-3 J6-1 J6-5 J6-10 J6-15 J6-20 J1-1 J1-4 J15-1 J15-4 C O N T R O L P C B O A R D J8-1 J8-3 J16-1 J16- ...

  • Bunn LCR-2 PC - page 34

    34 Models with Master ON/OFF Switch 36026 121506 36025.0003A 01/07 © 2007 BUNN-O-MA TIC CORPORAT ION 120 VOL TS AC 2 WIRE 120/208-240 VOL TS AC 3 WIRE 208-240 VOL TS AC 2 WIRE SINGLE PHASE 50/60HZ J14-1 J14-7 J7-1 J7-5 J7-10 J18-1 J18-6 J18-7 J2-1 J2 -8 J3-1 J3-6 J4-1 J4-5 J5-1 J5-3 J6-1 J6-5 J6-10 J6-15 J6-20 J1-1 J1-4 J15-1 J15-4 C O N T R O L P ...

  • Bunn LCR-2 PC - page 35

    35 36026 092706 36025.0001G 09/06 © 2003 BUNN-O-MA TIC CORPORA TION 230 VOLTS AC 2 WIRE SINGLE PHASE 50HZ J14-1 J14-7 J7-1 J7-5 J7-10 J18-1 J18-6 J18-7 J2-1 J2 -8 J3-1 J3-6 J4-1 J4-5 J5-1 J5-3 J6-1 J6-5 J6-10 J6-15 J6-20 J1-1 J1-4 J15-1 J15-4 C O N T R O L P C B O A R D J8-1 J8-3 J16-1 J16-5 J16-12 DOOR PORTION CONTROL ORN BLK BLK BLK WHI WHI TAN ...

  • Bunn LCR-2 PC - page 36

    36 36025.0002A 12/06 © 2006 BUNN-O-MA TIC CORPORA TION 400 VOL TS A.C. PHASE TO PHASE 230 VOL TS AC PHASE TO NEUTRAL 3 PHASE 50/60 HZ J14-1 J14-7 J7-1 J7-5 J7-10 J18-1 J18-5 J18-9 J18-1 J18-5 J18-9 J2-1 J2 -8 J3-1 J3-6 J4-1 J4-5 J5-1 J5-3 J6-1 J6-5 J6-10 J6-15 J6-20 J1-1 J1-4 J15-1 J15-4 C O N T R O L P C B O A R D J16-1 J16-5 J16-12 DOOR PORTION ...

Manufacturer Bunn Category Coffeemaker

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- Bunn technical drawings
- LCR-2 PC manuals
- Bunn product data sheets
- information booklets
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All of them are important, but the most important information from the point of view of use of the device are in the user manual Bunn LCR-2 PC.

A group of documents referred to as user manuals is also divided into more specific types, such as: Installation manuals Bunn LCR-2 PC, service manual, brief instructions and user manuals Bunn LCR-2 PC. Depending on your needs, you should look for the document you need. In our website you can view the most popular manual of the product Bunn LCR-2 PC.

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A manual, also referred to as a user manual, or simply "instructions" is a technical document designed to assist in the use Bunn LCR-2 PC by users. Manuals are usually written by a technical writer, but in a language understandable to all users of Bunn LCR-2 PC.

A complete Bunn manual, should contain several basic components. Some of them are less important, such as: cover / title page or copyright page. However, the remaining part should provide us with information that is important from the point of view of the user.

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