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Lavit LB115 Series, Troubleshooting Manual

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Lavit LB115 Series Troubleshooting Manual Download Page 9

7 

18-11-26-REV-A

 

 

 

 

 

 

 

 

 

Re-install all components in reverse 
order and test all functions 

Reference pictures for changing the Brew 
Chamber Hall/Home sensor 

Check Hall Sensor Connection 

Remove 5-#1 Philips screws 

Mark Gears to ensure proper placement when 
re-installing. 

Remove Gear Cover 

Remove Gear to gain access to Hall Sensor. 
Remove 1-#1 Philips screw to change sensor. 

Summary of Contents for LB115 Series

Page 1: ...18 11 26 REV A Troubleshooting Guide LB115 Series Lavit Dispenser FOR TECHNICAL ASSISTANCE PLEASE CALL 1 855 750 5377...

Page 2: ...Circuit Page 14 16 Replacing the Soda Probe Page 17 18 Soda Solenoid Valve Replacement Page 19 No Still Water Dispense Page 20 23 Water Stream Calibration Page 24 25 Water Tanks Not Filling at Start...

Page 3: ...avit Beverage Dispenser DID YOU KNOW All our technical documents and videos can be accessed anywhere using your smart phone Tablet Lap Top or PC See instructions below Go to https www drinklavit com C...

Page 4: ...2 18 11 26 REV A Water Flow Diagram COLD TANK DRIAN...

Page 5: ...3 18 11 26 REV A PCB Electrical Diagram...

Page 6: ...4 18 11 26 REV A Cooler Electrical Diagram...

Page 7: ...outlet fittings 2 If water is also present in the capsule after the dispense cycle then recalibrate the mix stream Recalibrate other streams if necessary 3 Clean the chamber and verify the full rotat...

Page 8: ...enwillappearisduetoafaultyHall Sensor or faulty connection Remove the lid of the unit Locate the main PCB under the black plastic shield on the front right of the unit On the far left of the mainPCBlo...

Page 9: ...s Reference pictures for changing the Brew Chamber Hall Home sensor Check Hall Sensor Connection Remove 5 1 Philips screws Mark Gears to ensure proper placement when re installing Remove Gear Cover Re...

Page 10: ...the top panel cover Pull back the plastic cover over the main PCB located on the front right of the unit Verify that the black ribbon connector on the far left of the PCB is firmly attached and the t...

Page 11: ...appear Turn unit off and restart to clear the error Dispense a cup of water to reopen the inlet solenoid This may happen frequently during a new install since the amount of water necessary to fill the...

Page 12: ...sually happens on the installation of a unit when the tech turns the CO2 gas on before allowing the soda pump to start pumping water into the soda tank To resolve 1 Turn off the regulator 2 Relieve al...

Page 13: ...right hand side ofthe unit closest to you It will have a yellow and black wire attached 3 Locate the soda pump connector The connector will be a red connector along the top of the PCB located in the m...

Page 14: ...soda tank Proceed to Step23 12 Disconnect the yellow soda probe connector Verify that the soda pump comes on RED LEDwill illuminate Verify that water is being pumped into the soda tank by watching for...

Page 15: ...Replace the foam insulation 20 Reconnect the spadeconnector 21 Reinstall the ozonator 22 Power on the unit Dispense a half cup of still water Verify that the soda pump comes on and that the soda pump...

Page 16: ...pwards in the center rear section of the top cover unsnap and remove top cover Step 2 Remove all Screws shown in diagram below Then Look Over top edge of panel to locate the internal side panels crew...

Page 17: ...CARD IT MUST BE REPLACED Remove and set aside Step 4 Disconnect the Soda probe connection Step 2 Remove the four screws one on each corner holding 03 Generator Ozonator in place The03Generator Ozonato...

Page 18: ...d then reassemble in reverse order Step 6 After removing polystyrene Remove black probe cover and set aside and clear any Polystyrene debris Step 7 Gently unscrew soda probe and replace Soda probehead...

Page 19: ...f the C02 regulator and release the pressure in the soda tank by actuating the purge valve mounted on the rear of the machine 5 Remove the top cover 2 screws at the back and 2 screws on the side wall...

Page 20: ...valve body outlet orifice and the valve plunger seal for a small piece of sediment that would have stopped the plunger seal mating correctly with the valve body 14 Reassemble in reverse order 15 Turn...

Page 21: ...connector with dual leads two white and a red and black Press and hold the Lavit button A red light should illuminate on the main PCB next to the connector indicating power to the dispense pump If the...

Page 22: ...parkling During the calibration process 12 ounces of water should be drawn from the dispenser for each calibration The unit s software determines the amount of time it takes for the 12 ounces to be di...

Page 23: ...Stream using the appropriateCAL ON and CAL OFF icons for the Mix Stream Purge air and thencalibrate 8 To calibrate the sparkling water stream first ensure that the CO2pressure regulator is set to 3 5...

Page 24: ...d dispense 12 ounces or 355 grams plus minus 10grams of beverages 19 IF THE BEVERAGE VOLUMES ARE TOO HIGH OR TOO LOW THEN RECALIBRATE THE STILLWATERORTHE SPARKLING WATER STREAMS AS NECESSARY TO EITHER...

Page 25: ...edium water Measure Medium Water Target is between 7 to 7 5 ounces Select Large water Measure Large Water Target is 12 ounces Select Medium sparkling water Measure medium sparkling water Target is bet...

Page 26: ...has been installed 2 There is no power to the inlet solenoid or the cold tank solenoid Remove the top of the unit keeping the connectors attached Access the main PCB by pulling back the black plastic...

Page 27: ...illuminate and no water is flowing then a faulty solenoid may be present To determine which solenoid is faulty disconnect the inlet tubing going into the cold tank solenoid sitting on top of the cold...

Page 28: ...ping stops If the dripping continues follow the steps below 2 Power off the unit and remove the top cover completely 4 screws 2in the top rear and 2 inside the brewer on each internal side wall then p...

Page 29: ...ng so that the O ring plunger spring and 2 small screws are not misplaced 11 When the foreign material has been removed reassemble the solenoidin its original orientation 12 Remount the solenoid to th...

Page 30: ...creen PCB or a faulty touchscreen assembly 1 Remove the top cover of the unit 2 Unplug and reinstall the touchscreen ribbon connector to the main PCB and then to the touch screen 3 Turn unit back on i...

Page 31: ...are unable to recalibrate then the touchscreen assembly should be replaced 2 Diminished colors or a flickering touchscreen will result when the ribbon connection from the touchscreen to the touchscre...

Page 32: ...owing actions 1 Turn the power OFF 2 While pressing a finger on the touchscreen turn the power ON keeping your finger on the touchscreen 3 A white calibration screen willappear 4 Follow the instructio...

Page 33: ...present Press the DISABLE icon and the ENABLE icon will appear Other Comments The units come factory set with this feature disabled A service technician or a customer who has the password has gained...

Page 34: ...ight is not on replacethemainPCB 4 If the light is on disconnect and reconnect the compressor connector Determine if the compress or powers on and off as you do this Repeat as necessary to determine i...

Page 35: ...ter tanks Remove the ozone generator to view all connections Ensure all fittings are tight and dry Inspect the area around the top insulation seam towards the left side panel If there is wetness in th...

Page 36: ...oda tank To clear an airlock you will need to power down the machine and disconnect the outlet pipe from the soda pump to the soda tank Turn the machine back on and run the pump to waste until the sod...

Page 37: ...tion is running off of a bottled water supply check the bottle An empty bottle will result in a dry capsule dispense 3 A faulty mix stream solenoid will cause a dry powder dispense To check if there i...

Page 38: ...s condition 2 The capsule is not raised fully to 90 degrees vertical This is usually caused by an unclean chamber that prevents the capsule drive mechanism to stop short of 90 degrees Clean the chambe...

Page 39: ...ng the soda purge program in the service screen 6 Drain the soda until it blows CO2 gas o n l y 7 Turn off the power 8 Turn off the CO2 and remove the CO2bottle 9 Secure the CO2 regulator 10 Purge CO2...

Page 40: ...etectedScreen willappearthenHOMEScreen will display DO NOT INSTALL CO2 AT THIS POINT 4 Press RED flashing Lavit button to fill water tanks 5 As the still water tank fills the WATERFILLING screen will...

Page 41: ...is critical to create great tasting beverages 1 SelecttheGearicon 2 Select Service SetUp shown above in Set date picture 3 Enter Password 8888 Enter to display the SERVICE MENU 4 on next screen Select...

Page 42: ...ssing the soda purge program in the service screen 6 Drain the soda until it blows CO2 gas o n l y 7 Turn off the power 8 Turn off the CO2 and remove the CO2 bottle 9 Secure the CO2 regulator 10 Purge...

Page 43: ...UsingaLavitEcoCap Select the Lavit EcoCap button Choose SPARKLING or STILL depending on your beverage preference Press the Lavit button Press the Lavit button again if you wish tostop the dispense If...

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