Bunn 38791.0000K - Manuals

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Manual

Manual Bunn 38791.0000K

Summary

Page 2 - SOLE OPTION AS SPECIFIED HEREIN, TO REPAIR, REPLACEMENT OR REFUND.

2 38791 050511 BUNN-O-MATIC 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) Compresso...

Page 3 - CONTENTS

3 Warranty .................................................................................................................................................2 User Notices ....................................................................................................................................

Page 4 - USER NOTICES

4 USER NOTICES Carefully read and follow all notices on the equipment and in this manual. They were written for your protec- tion. All notices are to be kept in good condition. Replace any unreadable or damaged labels. 00656.0001 00986.0002 11646.0002 37881.0000 38791 060711 00824.0002 As directed i...

Page 7 - OPERATING CONTROLS AND INTERFACE

7 OPERATING CONTROLS AND INTERFACE 1. Dispense Switches: Push to dispense product. 2. Stop Switch: Momentary switch stops all dispense functions. 3. Hot Water Switch: Push and Hold switch to dispense hot water from the center dispense tip. 4. Carafe Switch: Momentarily pushed to select the Carafe di...

Page 9 - INSTALLING PUMP TUBING; INSTALLING THE PUMP TUBING

9 INSTALLING PUMP TUBING INSTALLING THE PUMP TUBING Refer to the Tube Replacement Instruction inside the Cabinet door. 1. Loosen the thumbscrew securing the tubing retainer plate to the pump body and set the retainer plate aside. 2. Depress the tension screw and remove it from the notch in the pump ...

Page 11 - Rinse Alarm Feature; Alarm Level Selected

11 Rinse Alarm Feature Periodic rinsing of the mix chambers and dispense tips is essential for proper maintenance and optimum performance of the dispenser. The automated Rinse Alarm feature has two levels of operation, Disabled and Warning. Alarm Level Selected Alarm Mode Disabled None Warning Rinse...

Page 12 - PROGRAMMING THE DISPENSER; LCD DISPLAY

12 PROGRAMMING THE DISPENSER Open the dispenser door to access the digital programming module with LED display. Two basic modes are available to the operator: Display Mode and Program Mode. To enter the Display Mode, Set the RUN/NIGHT/PROGRAM Switch to the RUN position. To enter the Program Mode, Se...

Page 13 - F F; L C x x

13 Regular Dispense Total Displays Total Regular Coffee Dispensed (XX.X Gal) Decaf Dispense Total Displays Total Decaf Coffee Dispensed (XX.X Gal) Displays Software Version # - Exits To Home View After 3 Seconds. LCD DISPLAY DISPLAY MODE DESCRIPTION Empty Product Threshold Displays Empty Product Thr...

Page 14 - Program Mode

14 PROGRAMMING THE DISPENSER (Cont.) Program Mode : Used to change or enter new set-up values. To enter the Program Mode, Set the RUN/NIGHT/PROGRAM Switch to the PROGRAM position, the unit will display “__PPP” to indicate it is in the Program Mode. Use the MENU switch to scroll to the next display. ...

Page 15 - Program Lockout Function:; P P L OC

15 Right (Decaf) Dispense Total Reset Total to Zero (00.0 Gal) LCD DISPLAY PROGRAM MODE DESCRIPTION PROGRAMMING THE DISPENSER (Cont.) Program Mode (Continued) Empty Product Threshold Set Conductance Threshold Default = 600 Range = 100 Min / 900 Max To check Conductance of Hot Water, view the display...

Page 16 - PRIMING THE CONCENTRATE LINES; DRAINING THE HOT WATER TANK; Be careful when draining the water as it may be very hot.

16 PRIMING THE CONCENTRATE LINES 1. Open the dispenser door. 2. Select Prime on the Function Selector Switch and Run on the Mode Selector Switch. 3. Close the dispenser door. 4. Place a container under the dispense tip. 5. Activate the appropriate dispenser until concentrate flows from the dispense ...

Page 17 - OPERATING THE DISPENSER

17 OPERATING THE DISPENSER Set the Function Selector Switch to “Normal” and the Mode Selector Switch to “Run.” 1A. Push and Hold Dispense Mode (Cup at a time). See Programming Functions to set this amount. a. Place cup on the tray beneath the dispensing tip. b. Push and hold the corresponding dispen...

Page 18 - CLEANING & PREVENTATIVE MAINTENANCE; General Cleaning and Sanitizing Procedures

18 CLEANING & PREVENTATIVE MAINTENANCE General Cleaning and Sanitizing Procedures Note: The BUNN ® LCA-2 LP dispenser incorporates a “user selectable” rinse reminder feature, which lights the Rinse LED on the front panel when it is time to rinse. See Programming Functions to activate this featur...

Page 19 - REPLACING THE PUMP TUBING; PREVENTIVE MAINTENANCE

19 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 r...

Page 20 - CALIBRATING THE DISPENSER; C 1 r u n

20 LCD DISPLAY CALIBRATION MODE DESCRIPTION CALIBRATING THE DISPENSER Left (Regular) Pump Cal. Set PRIME-NORMAL-RINSE switch to PRIME position. Press and hold Regular Dispense Switch until pump stops (20 sec.) Refer to Field Calibration of the Concentrate Pumps. NOTE: The LCA-2 LP is calibrated at t...

Page 21 - C 4 r u n

21 CALIBRATING THE DISPENSER (Cont.) LCD DISPLAY CALIBRATION MODE DESCRIPTION Right (Decaf) Water Rate Set PRIME-NORMAL-RINSE switch to RINSE position. Press and hold Decaf Dispense Switch until flow stops (20 sec.) Refer to Field Calibration of the Concentrate Pumps. Right (Decaf) Water Rate Enter ...

Page 22 - TROUBLESHOOTING GUIDE

22 LED DISPLAY ERROR DESCRIPTION/TROUBLESHOOTING TROUBLESHOOTING GUIDE Error Codes When an error has occurred, all Door LED’s will be flashing. Open the Door to access the LED Display and record the Error Code. Refer to the list of Error Codes below to identify the problem. A troubleshooting guide i...

Page 24 - Field Calibration of the Concentrate Pumps & Dispenser Flow Rates; Calibrating the Concentrate Pumps.

24 (Continued Next Page) Field Calibration of the Concentrate Pumps & Dispenser Flow Rates The factory 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 proce...

Page 25 - Field Calibrating the Empty Product Warning

25 Field Calibration of the Concentrate Pumps & Dispenser Flow Rates (Continued) 4. Stop dispensing and allow the tip to stop dripping. Discard the water collected 5. Place a 1500 to 2000 ml graduated container under Left Dispense Tip. 6. Press & Hold the Regular dispense switch. The dispens...

Page 26 - SCHEMATIC WIRING DIAGRAM LCA-2 LP

26 BLU/BLK-16 RED-22 WHT/BLK-22 WHT/BLU-22 WHT/BLU-22WHT/BLK-22TAN-22 M SWITCH & LEDBOARD RED/BLK-18 RIGHT PUMPRPM SENSOR M LEFT PUMPRPM SENSOR WHT/RED-18 BRN/WHT-18 BRN/BLK-18 GRN REDBLK 1 RED GRN BLK 1 WHT/RED-18 RED-22WHT/BLK-22 RED/BLK-18 BRN/WHT-18 BRN/BLK-18 TAN-22 WHT/BLK-22 WHT/BLU-22 WH...