Bkon Craft Brewer Service Manual Download

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of 86

Solenoid Valves

Procedure

Qty

Remarks

(1)
(2)
(3)
(4)

Removal Order

Screw
Solenoid valve holder
Screws
Solenoid valve

1
1

Assembly is in the reverse order of disassembly

Disconnect silicone tubing and wiring

(2)

(3)

(4)

(1)

Requisite Service Removal / Installation: WVSC Covers - Page 25

Removal / Installation of Parts - WVSC

Summary of Contents for Craft Brewer

Page 1: ...SERVICE MANUAL ...

Page 2: ...Tagout Title 29 Code of Federal Regulations CFR Part 1910 147 Explanation of safety symbols For your safety This documentation has been created exclusively for trained and authorized service providers of Franke Foodservice Systems Inc WARNING Risk of burning or scalding Hot water and steam are released repeatedly during the cleaning cycle Keep hands away from the outlet purge valve while in operat...

Page 3: ...ly be preformed by authorized service technicians Do not make any modifications to the equipment that are not authorized by documentation provided by Franke Foodservice Systems Inc Damage can occur from improper transport Improperly transporting the equipment can cause faults or damage Always transport in an upright position Transport the equipment so that it is protected from the elements such as...

Page 4: ...of Contents 3 Service Prerequisites 4 Removal Installation of Parts Tower 7 Removal Installation of Parts WVSC 25 Programming 47 Testing and Adjustments 49 Troubleshooting 53 Water Air Diagram 57 Electrical Diagram 59 Sequence of Operations 75 ...

Page 5: ...ter i Update MB Firmware Administration 17 30 Export Log Clear Log Reset Counters View Log I II White Tea ck Tea Vacuum C Co C C C C C C C og g g g g g g g g g g g g g g g g g gre ren ren en ren en e ren r re e en n n en n r r n n n r r re en n ren r re en r r re en r r r re r r r Flush h h h h h h h h h h h h h h h own CONT TI T T T T T T T T T Cle Cle Cle le Cle e Cle Cle Cle Cle e Cle e le Cle ...

Page 6: ...emove the water air and drain lines if the repair requires their removal Place a piece of tape over the water air and drain tubing to prevent foreign debris from entering the system Before reconnecting the water air and drain tubing ensure any foreign debris is expelled 1 2 3 ...

Page 7: ...of 86 6 ...

Page 8: ...ATION OF PARTS TOWER Top Cover Tower Procedure Qty Remarks 1 2 3 Disassembly Order Electrical connection Screw Phillips End cover Top cover 4 2 1 Assembly is in the reverse order of disassembly Unplug at wall from WVSC 1 3 2 ...

Page 9: ...arts Tower Locking Lever Procedure Qty Remarks 1 2 3 4 Disassembly Order Screw Axel Clamp Axis Locking lever 4 2 1 1 Assembly is in the reverse order of disassembly 1 2 3 4 Requisite Service Removal Installation Top Cover Tower Page 7 ...

Page 10: ...Phillips Valve Cylinder Plunger 4 1 1 Assembly is in the reverse order of disassembly Remove the silicone water and air lines and microswitch connections Requisite Service Removal Installation Top Cover Tower Page 7 Locking Lever Page 8 1 2 3 Removal Installation of Parts Tower ...

Page 11: ...er Assembly Page 9 Micro Switch Plunger Assembly Procedure Qty Remarks 1 2 3 4 5 Disassembly Order Screw Washer Spring Micro Switch Safety Slide 1 1 1 1 1 Assembly is in the reverse order of disassembly Caution spring is easy to loose Disconnect wiring 1 2 3 4 5 Removal Installation of Parts Tower ...

Page 12: ... Qty Remarks 1 2 Removal Order Screws LED Board 2 1 Assembly is in the reverse order of disassembly Disconnect wiring connection Requisite Service Removal Installation Top Cover Tower Page 7 1 2 Removal Installation of Parts Tower ...

Page 13: ...e Qty Remarks 1 Removal Order Solenoid Valves Assembly is in the reverse order of disassembly Disconnect silicone tubing and voltage connectors Requisite Service Removal Installation Top Cover Tower Page 7 Removal Installation of Parts Tower ...

Page 14: ... Left Side Panel Procedure Qty Remarks 1 Removal Order Side Panel 1 Assembly is in the reverse order of disassembly Requisite Service Removal Installation Top Cover Tower Page 7 1 Removal Installation of Parts Tower ...

Page 15: ...1 2 Removal Order NTC Tmix sensor NTC Thot sensor 1 1 Assembly is in the reverse order of disassembly Ensure water supply is turned off Requisite Service Removal Installation Top Cover Tower Page 7 Tower Left Side Panel Page 13 1 2 Removal Installation of Parts Tower ...

Page 16: ... 2 Removal Order LED strip Upper LED strip Lower 1 1 Assembly is in the reverse order of disassembly Disconnect wire connections Requisite Service Removal Installation Top Cover Tower Page 7 Tower Left Side Panel Page 13 1 2 Removal Installation of Parts Tower ...

Page 17: ...ht Side Panel 1 Assembly is in the reverse order of disassembly Disconnect 6 wire connections before lifting side panel Thot sensor wires are green Tmix sensor wires are grey 1 Requisite Service Removal Installation Top Cover Tower Page 7 Removal Installation of Parts Tower ...

Page 18: ... Order Screw Cover Screws PCB Board Stand off Touch screen User Interface mounting screws User Interface gasket 1 1 4 1 4 1 2 1 Assembly is in the reverse order of disassembly Disconnect wire connections before removing boards 1 2 3 4 5 6 7 Removal Installation of Parts Tower 8 ...

Page 19: ... 2 Removal Order LED strip Upper LED strip Lower 1 1 Assembly is in the reverse order of disassembly Disconnect wire connections Requisite Service Removal Installation Top Cover Tower Page 7 Tower Right Side Panel Page 16 1 2 Removal Installation of Parts Tower ...

Page 20: ...6 19 Drain Pan Procedure Qty Remarks 1 2 3 4 Removal Order Drain Pan Cover Screws Drain Pan Seal 1 4 1 1 Assembly is in the reverse order of disassembly Not shown 1 2 3 4 Removal Installation of Parts Tower ...

Page 21: ...Communication Power Connector Procedure Qty Remarks 1 Removal Order Image not available Assembly is in the reverse order of disassembly Requisite Service Removal Installation Removal Installation of Parts Tower ...

Page 22: ...21 Locking Handle Procedure Qty Remarks 1 2 3 4 Removal Order Handle Cover Screws Axel Clamp Locking Handle 1 4 1 1 Assembly is in the reverse order of disassembly 1 2 3 4 Removal Installation of Parts Tower ...

Page 23: ...moval Order Bolts Springs Holding frame Screws Limit housing Micro Switch 4 4 1 2 1 1 Assembly is in the reverse order of disassembly Disconnect wiring 1 2 3 4 5 5 6 Requisite Service Removal Installation Locking Handle Page 21 Removal Installation of Parts Tower ...

Page 24: ... Handle Bushing Procedure Qty Remarks 1 Removal Order Brass bushing 2 Assembly is in the reverse order of disassembly 1 Requisite Service Removal Installation Locking Handle Page 21 Removal Installation of Parts Tower ...

Page 25: ...of 86 24 ...

Page 26: ...C Covers Procedure Qty Remarks 1 2 3 4 5 6 Removal Order Screws Top cover Screw Right cover Screw Left cover 2 1 2 1 21 Assembly is in the reverse order of disassembly 2 1 3 5 4 6 REMOVAL INSTALLATION OF PARTS WVSC ...

Page 27: ...ure Qty Remarks 1 2 Removal Order Screw Air Water Separator 2 1 Assembly is in the reverse order of disassembly Disconnect silicone tubing 2 1 Requisite Service Removal Installation WVSC Covers Page 25 Removal Installation of Parts WVSC ...

Page 28: ...rks 1 2 3 Removal Order Screws Washer Vacuum pump 2 2 1 Assembly is in the reverse order of disassembly Disconnect silicone tubing and wiring 2 3 1 Requisite Service Removal Installation WVSC Covers Page 25 Removal Installation of Parts WVSC ...

Page 29: ... OFF face plate Screws Front plate Power Switch 1 1 1 4 1 1 Assembly is in the reverse order of disassembly DANGER Disconnect main power before removing power switch Disconnect wiring 2 3 4 5 6 Requisite Service Removal Installation WVSC Covers Page 25 Removal Installation of Parts WVSC 1 ...

Page 30: ...wer supply bracket 2 1 Assembly is in the reverse order of disassembly DANGER Disconnect main power before removing power supply NEVER remove the mesh cover Disconnect wiring 2 1 Requisite Service Removal Installation WVSC Covers Page 25 Removal Installation of Parts WVSC ...

Page 31: ...Screw High voltage board bracket Screws 1 1 6 Assembly is in the reverse order of disassembly DANGER Disconnect main power before removing power supply Disconnect wiring Requisite Service Removal Installation WVSC Covers Page 25 2 3 1 Removal Installation of Parts WVSC ...

Page 32: ...crew Low voltage board bracket Screws 1 1 6 Assembly is in the reverse order of disassembly DANGER Disconnect main power before removing power supply Disconnect wiring Requisite Service Removal Installation WVSC Covers Page 25 2 1 3 Removal Installation of Parts WVSC ...

Page 33: ...moval Order Screw Communication Power Connection 4 1 Assembly is in the reverse order of disassembly Requisite Service Removal Installation WVSC Covers Page 25 2 1 Removal Installation of Parts WVSC Ensure the largest notch is orientated to the operator side of the WVSC ...

Page 34: ...ure Qty Remarks 1 2 3 4 Removal Order Screw Nut Washer Communication Connector 2 2 2 1 Assembly is in the reverse order of disassembly Requisite Service Removal Installation WVSC Covers Page 25 4 3 2 1 Removal Installation of Parts WVSC ...

Page 35: ...ty Remarks 1 2 Removal Order Screw Flow meter shelf 1 1 Assembly is in the reverse order of disassembly Disconnect silicone tubing and wiring 2 1 Requisite Service Removal Installation WVSC Covers Page 25 Removal Installation of Parts WVSC ...

Page 36: ... Qty Remarks 1 2 Removal Order Screw Flow meter Assembly is in the reverse order of disassembly Disconnect silicone tubing and wiring 2 1 Requisite Service Removal Installation WVSC Covers Page 25 Removal Installation of Parts WVSC ...

Page 37: ...Qty Remarks 1 2 Removal Order Screws Mixing valve Assembly is in the reverse order of disassembly Disconnect silicone tubing and wiring 2 1 Requisite Service Removal Installation WVSC Covers Page 25 Removal Installation of Parts WVSC ...

Page 38: ... Water pump motor Capacitor 4 4 1 1 Assembly is in the reverse order of disassembly Disconnect silicone tubing and wiring Secured by one nut see detail below 2 3 1 Requisite Service Removal Installation WVSC Covers Page 25 Removal Installation of Parts WVSC Capacitor mounting detail ...

Page 39: ...of 86 38 Rotary Pump Procedure Qty Remarks 1 Removal Order Assembly is in the reverse order of disassembly Requisite Service Removal Installation WVSC Covers Page 25 Removal Installation of Parts WVSC ...

Page 40: ... Order Bolt Washer Thermoblock Tubing Spacer Sensor NTC Safety Thermostat Assembly is in the reverse order of disassembly Disconnect silicone tubing and wiring Requisite Service Removal Installation WVSC Covers Page 25 2 3 4 1 5 6 Removal Installation of Parts WVSC ...

Page 41: ...moval Order Screw Solenoid valve holder Screws Solenoid valve 1 1 10 5 Assembly is in the reverse order of disassembly Disconnect silicone tubing and wiring 2 3 4 1 Requisite Service Removal Installation WVSC Covers Page 25 Removal Installation of Parts WVSC ...

Page 42: ...y Remarks 1 2 Removal Order Screws Descaling valve 2 1 Assembly is in the reverse order of disassembly Disconnect silicone tubing and wiring 2 1 Requisite Service Removal Installation WVSC Covers Page 25 Removal Installation of Parts WVSC ...

Page 43: ...y Remarks 1 2 Removal Order Screws Water inlet valve 2 1 Assembly is in the reverse order of disassembly Disconnect silicone tubing and wiring 2 1 Requisite Service Removal Installation WVSC Covers Page 25 Removal Installation of Parts WVSC ...

Page 44: ...Procedure Qty Remarks 1 Removal Order Water pressure regulator 1 Assembly is in the reverse order of disassembly Disconnect silicone tubing 1 Requisite Service Removal Installation WVSC Covers Page 25 Removal Installation of Parts WVSC ...

Page 45: ...Procedure Qty Remarks 1 Removal Order Air pressure regulator 1 Assembly is in the reverse order of disassembly Disconnect silicone tubing 1 Requisite Service Removal Installation WVSC Covers Page 25 Removal Installation of Parts WVSC ...

Page 46: ... Qty Remarks 1 2 Removal Order Thumb Screw Filter Holder 1 1 Assembly is in the reverse order of disassembly Disconnect silicone tubing 1 2 Requisite Service Removal Installation WVSC Covers Page 25 Removal Installation of Parts WVSC ...

Page 47: ...of 86 46 ...

Page 48: ...3 Select the hour box enter the current hour and press Ok The time format used is the 24 hour clock 16 30 is 4 30 PM 4 Select the minutes box enter the current minutes and press Ok 5 Select the month box enter the current month and press Ok 6 Select the day box enter the current day and press Ok 7 Select the year box enter the current year and press Ok 8 Press the button will get you to the home s...

Page 49: ...ss hold 5 seconds Enter Passcode 4576 Insert Wait ca 6min Insert Wait ca 20 s Remove insert Select file Wait ca 30 sec Select YES START RESTART RESTART 7 Remove 7 Remove 20 Restart Machine Select YES Select file 8 RESTART BK FSW Main Board FW Selection OK Recipe File Loaded Update MB Firmware Wait approx 20 sec Wait approx 30 sec Wait approx 6 min ...

Page 50: ...unction to check water flow rate Use this function to purge hot water before servicing brewer Used only at the factory to purge all water prior to shipping Use this function to check vacuum pressure i Green Tea White Tea Black Tea Spirits Chai Rooibos Oolong Tea Herbal Fruit Coffee 17 30 White Tea Te i Update MB Firmware Administration 17 30 Export Log Clear Log Reset Counters View Log I II I I I ...

Page 51: ...g procedure can be used in the event the water flow should need to be readjusted The Calibration function will check the water flow rate within the BKON unit 1 Enter the Service Menu page 49 2 Press the Calibration button to start water flow Pump will run for approximately 30 seconds 3 A message screen will appear saying that the water flow is OK too HIGH or too LOW 4 If it is too high or to low a...

Page 52: ...ocking nut 1 Turn the adjustment screw 2 Clockwise to increase pressure Counterclockwise to decrease pressure Turn adjustment screw in turn increments or less Tighten the locking nut Locate the water pump 1 2 Water Pump Adjustment Testing and Adjustments 1 2 3 ...

Page 53: ... 7 7 7 7 1 1 17 1 1 1 1 17 7 7 7 7 7 7 7 7 7 7 7 7 1 1 1 1 1 17 7 7 7 7 7 7 7 7 7 1 1 1 1 1 17 7 7 17 7 7 7 7 7 7 7 7 17 1 1 1 17 1 1 17 7 7 7 7 7 7 7 7 7 1 1 1 1 1 17 7 7 7 7 7 7 7 1 1 17 7 7 7 17 1 1 1 1 1 17 7 7 7 17 1 1 1 17 7 7 7 7 7 1 1 1 1 1 17 7 7 7 7 7 7 7 7 7 1 1 1 1 17 17 7 7 7 7 7 7 7 1 1 1 1 17 7 7 7 7 7 7 30 30 30 30 30 0 30 3 3 30 30 30 3 30 3 3 3 30 0 3 3 3 3 30 30 3 3 3 30 0 0 3 3...

Page 54: ...t t t t r r r ri it t t t t t ri it t t t rit t t ri i i it it r ri it t t ri it t t t t r rit t t t t r r r r rit t t t ts s s s s s s s s s s s s s s s s s s s s s s s s s s s s s s s s s s s s s s s s s s s s s s s s s s s s s s s s s s s s s s s s s s s s s s s s s s s s s s s s s s s s s s s s s s s s s Cha Cha Ch h Ch Chai i i i R Ro Ro Ro R Ro o ooib oib oib oib oib b o os os os s s s os os...

Page 55: ...of 86 54 ...

Page 56: ...2 Make sure brew handle and basket are in place and free of debris Brew Chamber not sealed 3 Make sure locking handle is down and locked in place Brew Handle Brew Handle not detected 1 Make sure brew handle and basket are in place when brewing Temp Sensor Temperature check failed 1 Restart unit and try again Flow Meter No water flow detected 1 Check supply water 2 Make sure drain from tower and dr...

Page 57: ...e manual purge 2 Punch with purge valve opener from inside brew handle 3 Try a different purge valve Purge or dripping during brew cycle Debris in purge valve 1 Use purge valve tool to remove debris from purge ball Purge valve spring has become too weak 2 Replace purge valve Beverage level is incorrect Corrupt recipe 1 Try a different recipe in the same size Flowmeter malfunction Consistent poor b...

Page 58: ...r Temperature sensor is in short 16 TmixWater Short TOWER Mix Water Temperature sensor is in short 17 TB1 Sensor Open Cold WVSC Temperature sensor of Thermal Block 1 is Open or incoming water is too cold 18 TB2 Sensor Open WVSC Temperature sensor of Thermal Block 2 is Open 19 TB3 Sensor Open WVSC Temperature sensor of Thermal Block 3 is Open 20 TcoldWater Open Cold WVSC Temperature sensor of Therm...

Page 59: ...of 86 58 ...

Page 60: ...nsor Thermoblock 1 TB2 Temperature Sensor Thermoblock 2 TB3 Temperature Sensor Thermoblock 3 T cold Thermostat Cold Water T hot Thermostat Hot Water T mix Thermostat Mix Water UV1 Valve Safety Overpressure 12 Bar 174 PSI UV2 Valve Safety Overpressure 2 Bar 29 PSI UV3 Valve Dispense 2 Bar 3 PSI Legend BKON Waterfl ow Diagram V1 Valve Mains Water Inlet Valve V2 Valve Air Sanitizing V3 Valve Fill V4 ...

Page 61: ...er TOWER Vacuumpump P4 Air Water separator Drain Minus Plus V 9 Y4 5 V 10 Y5 5 V8 Y3 5 Vacuum control over PUMP speed 2 to 8 Hg ATM Drain Tcold DATEINAME BKON_04_V28 VSD Valve safenty 5 11 bar Descaling liquid V5 ODE Mixingvalve Flowmeter 1 X407 3 H1 Thermoblock 2000W 230V TB1 H1 H1 Thermoblock 2000W 230V TB3 H1 Thermoblock 2000W 230V TB2 H3 H2 Flowmeter 2 X408 3 Pressure Regulator V2 Y2 4 WVSC Ai...

Page 62: ...Y LIM UIS EMPTY FAN V5 P4 To J1 FM 1 2 Tcold EMPTY EMPTY EMPTY EMPTY X Y G NEMA L6 30R 2 1 5 6 POWER SWITCH Electrical Diagram Overview Water Vacuum Supply Center X700 X701 X801 X800 X400 X401 X202 X203 X204 X200 X500 X501 X502 X503 X300 X402 X403 X504 X301 X302 X303 X304 X704 X705 X702 X703 ELECTRICAL DIAGRAM ...

Page 63: ... Left Lower SENSORS From X203 Primary LED Board Front Secondary LED Board Front Secondary LED Board Back Primary LED Board Back Thot Thermostat Tmix Thermostat Brew Handle Microswitch Brew Cylinder Microswitch Air Pressure Sensor User Interface Box Tower Tower J11 J10 J2 J3 J1 J5 J6 J3 J1 J106 J4 J1 J1 J1 J1 ...

Page 64: ...01 1 Thermoblocks Water Pump X701 2 X701 3 X702 1 X702 X701 4 X701 5 X701 6 X701 X700 X702 2 X Y G NEMA L6 30R 208V 220 230V 2 1 5 6 Main Power Switch Secondary Board Electrical Diagram Overview 6 3 5 2 4 1 1 2 3 4 1 2 1 2 Electrical Diagram ...

Page 65: ... 4 Black Main Power 208V 220 230VAC X701 1 Blue Thermoblock 1 208V 220 230VAC 4 Grey Thermoblock 1 208V 220 230VAC 2 Blue Thermoblock 2 208V 220 230VAC 5 Grey Thermoblock 2 208V 220 230VAC 3 Blue Thermoblock 3 208V 220 230VAC 6 Grey Thermoblock 3 208V 220 230VAC X702 1 Brown Water Pump 208V 220 230VAC 2 Blue Water Pump 208V 220 230VAC X703 1 Empty 2 Empty Electrical Diagram ...

Page 66: ... X800 10 X801 4 X800 8 X800 9 V2 V3 Spare Fill Leakage Rinse Air Sanitize Vacuum Blow Out Descale Purge Mains Air valve V7 V4 V2 V10 V8 V13 V9 V1 V6 X704 3 X704 1 X704 4 X704 2 Secondary Board Electrical Diagram Overview Continued Command Board 12 6 11 5 10 4 9 3 8 2 7 1 1 2 3 4 5 6 7 8 9 10 4 2 3 1 4 2 3 1 1 2 Electrical Diagram ...

Page 67: ...VDC X800 1 Yellow Spare 5 Brown Leakage V7 24VDC 2 Orange Spare V2 24VDC 6 Purple Vacuum V10 24VDC 4 Grey Blow Out V8 24VDC 6 Blue Purge V9 24VDC 7 Yellow Spare 11 Brown Leakage V7 24VDC 8 Orange Air Sanitize V2 24VDC 12 Purple Vacuum V10 24VDC 10 Grey Blow Out V8 24VDC 12 Blue Purge V9 24VDC X801 2 Yellow Main Water V1 24VDC 1 Brown Descale V13 24VDC 4 Yellow Main Water V1 24VDC 3 Brown Descale V...

Page 68: ...re Sensors Water Temperature Sensor Flow Meters X400 2 X403 3 X403 6 X400 3 X401 1 X403 1 X400 4 X400 5 X403 4 X400 6 X400 X401 X403 X401 2 X403 2 X403 5 Command Board Electrical Diagram Overview Secondary Board 3 6 2 5 1 4 3 6 2 5 1 4 1 2 1 2 3 4 5 6 7 8 9 10 Electrical Diagram ...

Page 69: ...oblock 3 Signal 4 Brown NTC Thermoblock 1 24VDC 5 Yellow NTC Thermoblock 2 24VDC 6 Blue NTC Thermoblock 3 24VDC X401 1 Red NTC Tcold Thermostat Signal 2 White NTC Tcold Thermostat 24VDC X402 1 Not Used 2 3 4 X403 1 Brown Flowmeter 2 Hot 24VDC 2 Orange Flowmeter 2 Hot 5VDC 3 White Flowmeter 2 Hot Signal 4 Green Flowmeter 1 Cold 24VDC 5 Red Flowmeter 1 Cold 5VDC 6 Blue Flowmeter 1 Cold Signal X504 1...

Page 70: ...2 1 X202 X203 X200 X203 3 X203 2 X203 1 X300 1 X503 1 LIM Board Communication Port User Interface Screen M Vacuum Pump X500 1 X500 X503 X300 X500 2 Cold Water ODE V5 Fan Command Board Electrical Diagram Overview Continued 3 6 2 5 1 4 1 2 3 1 2 3 1 2 1 2 2 1 Electrical Diagram ...

Page 71: ...X203 1 Brown UI Communication 2 Blue UI Communication 3 White 24VDC 4 Green LIM Communication 5 Red LIM Communication 6 Black Digital Ground 24VDC X204 1 Not Used 2 3 X300 1 Black Digital Ground 24VDC 2 Red 24VDC 24VDC X500 1 Yellow Cold Water ODE V5 24VDC 2 Yellow Cold Water ODE V5 Signal X501 1 Not Used 2 X502 1 Not Used 2 X503 1 Black Vacuum Pump 24VDC 2 Red Vacuum Pump 24VDC Electrical Diagram...

Page 72: ...of 86 71 User Interface Board Electrical Diagram Overview J11 1 J11 J10 2 J10 1 J10 J11 2 Command Board LIM Board 1 2 3 2 1 Electrical Diagram ...

Page 73: ... 72 Connector Pin Number Wire Color Description Function Voltage J10 1 Yellow User Interface Power 24VDC 2 Orange User Interface Power 24VDC J11 1 Brown Communication 2 Blue Communication Electrical Diagram ...

Page 74: ...ectrical Diagram Overview Thot Micro Switch Brew Handle Tmix Micro Switch Brew Cylinder NTC NTC J3 1 J1 J3 J2 J3 2 J3 3 J2 8 J2 3 J2 10 J2 2 J2 1 J2 9 J2 4 J2 11 Pressure Sensor J2 5 J1 3 J1 1 J2 7 J1 5 J1 6 J2 6 J1 4 J1 2 11 10 9 8 7 6 5 4 3 2 1 1 2 3 4 5 3 2 1 Electrical Diagram ...

Page 75: ...2 Green NTC Thot Thermostat Signal 3 Grey NTC Tmix Thermostat Signal 4 Grey NTC Tmix Thermostat Signal 5 Brown Pressure Sensor 6 Purple Pressure Sensor 7 Orange Pressure Sensor 8 Red Micro Switch Brew Handle Signal 9 Red Micro Switch Brew Handle Signal 10 Black Micro Switch Brew Cylinder Signal 11 Black Micro Switch Brew Cylinder Signal J3 1 Blue Logo LED Customer Side 24VDC 2 White Logo LED Custo...

Page 76: ...rd Front Secondary LED Board Back Primary LED Board Back LED Strip Left Upper LED Strip Left Lower LED Strip Right Upper LED Strip Right Lower LED Boards Electrical Diagram Overview 4 2 1 7 6 5 1 1 1 2 2 2 3 3 4 4 7 J1 J3 J6 J5 J4 J106 6 5 4 2 1 1 1 1 1 2 2 3 3 4 2 2 Electrical Diagram ...

Page 77: ...4 Black LED Strip Upper Left 24VDC J5 Front 1 Blue Brew Cylinder LEDs 24VDC 2 Red Brew Cylinder LEDs Signal J6 Front 1 Black Secondary LED Board J106 24VDC 2 Red Secondary LED Board J106 Signal Secondary LED Board J106 1 Black Secondary LED Board 24VDC 2 Red Secondary LED Board Signal LED Strips Upper J1 1 Blue Upper LED Light Strips 24VDC 2 Red Upper LED Light Strips Signal 3 White Upper LED Ligh...

Page 78: ... cylinder by increasing the atmospheric pressure inside the brew cylinder Purge with water used to preheat the brew cylinder after an idle period Blowout removes water from the air water separator after each beverage Preparation Vacuum applying a small amount of vacuum to the brew cylinder This small amount of vacuum does two things 1 Air leak check before water enters the brew cylinder 2 Pressure...

Page 79: ... V6 V10 V7 V7 4 Purge No Water Drink Dispensing P4 V9 V6 P1 vacuum pump speed modulation P4 V6 V9 5 Purge With Water Preheat Brew Cylinder P4 V9 V6 P1 vacuum pump speed modulation V1 M1 V4 V9 V6 V4 V1 M1 6 Blowout Air Water Separator V9 V8 P4 P4 V9 V8 7 Drink Preparation Vac Temp a Vacuum Preparation P4 V10 V6 P1 to sense vacuum P4 V10 V6 V7 V7 b Water Temp Preparation V1 M1 T cold T hot T mix to ...

Page 80: ...re sensor 1 P1 measures the vacuum pressure 5 Vacuum pump speed modulation 6 Vacuum pump speed modulation 7 Vacuum pump speed modulation 8 Vacuum pump speed modulation 9 Vacuum pump speed modulation 10 Deactivate Close vacuum pump P4 11 Deactivate Close atmosphere valve V6 12 Deactivate Close vacuum valve V10 13 Activate open air leakage valve V7 14 Deactivate Close air leakage valve V7 Rinse 1 Ac...

Page 81: ...rge valve V9 Purge WITH water 1 Activate open vacuum pump P4 2 Activate open purge valve V9 3 Activate open atmosphere valve V6 4 Pressure sensor 1 P1 measures the vacuum pressure 5 vacuum pump speed modulation 6 vacuum pump speed modulation 7 vacuum pump speed modulation 8 vacuum pump speed modulation 9 vacuum pump speed modulation 10 Activate open the main water inlet valve V1 11 Activate start ...

Page 82: ...Close vacuum valve V10 11 Deactivate Close atmosphere valve V6 12 Activate open air leakage valve V7 13 Deactivate Close air leakage valve V7 Preparation Water Temperature 1 Activate open main water inlet valve V1 2 Activate start water pump M1 3 Cold water thermostat T cold measures the temperature of the cold water 4 Hot water thermostat T hot measures the temperature of the hot water 5 Mix wate...

Page 83: ...of 86 82 Sequence of Operations ...

Page 84: ...ing the atmospheric pressure of the brew cylinder a Vacuum Steep giving the beverage time to brew flavor extraction Dispense expelling the beverage from the brew cylinder to the cup By increasing the atmospheric pressure inside the brew cylinder the check valve inside the purge valve is forced open allowing the brew cylinder to empty b Purge no water c Blowout Beverage functions will vary both in ...

Page 85: ...of 86 84 N 24 7 35 10 40 17 30 15 5 6 3 250 50 205 100 25 0 45 0 25 Brew Parameters Code Chart Sequence of Operations ...

Page 86: ...ressure inside the brew cylinder to 40 kPa for 17 seconds Kilopascals kPa 100 kPa 1 bar 14 5 psi 29 5 inHg Purge Depth Holding Time The two numbers inside the red box represent the positive pressure amount and the time the pressure is held In this example the unit increases pressure inside the brew cylinder to 30 kPa for 15 seconds Kilopascals kPa 100 kPa 1 bar 14 5 psi 29 5 inHg The red pie shape...

Page 87: ...ill valve V3 and 50 ml through the rinse valve V4 Atmosphere Pause This is the amount of time in seconds that the unit pauses to allow the beverage to brew or steep Beverage Temperature For this example the beverage temperature is programmed for 205 F Starting point and order of sequence The black vertical line is the stating point for the beverage cycle The arrow is the order of sequence Sequence...

Page 88: ...se Franke Technology and Trademark Ltd Switzerland Due to continuous product development Franke Foodservice Systems Inc reserves the right to make changes in design and specifications without prior notice Franke Group which includes both Franke Foodservice Systems and Coffee Systems divisions is one of the worlds leading suppliers of fully automatic coffee machines and innovative out of home hot b...

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Bkon Craft Brewer, Service Manual

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