Electrolux UNIC AURA Скачать руководство пользователя страница 60

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Keypad Buttons Don’t Respond

(Usually When Entering Programming)

Cover the keys fully

with your fingertips

Clean keyboard glass

with window cleaner

Make sure the

Protective film is

peeled from the

glass!

Switch the machine

OFF and ON. This re-

calibrates the

capacitive buttons.

Содержание UNIC AURA

Страница 1: ...July 2021 Programming Maintenance Troubleshooting ...

Страница 2: ...https www unic usa com en_US service center technical center ...

Страница 3: ...Topics Programming Sections Maintenance Components Troubleshooting Fault Codes ...

Страница 4: ... nEt ECL tct Coffee Doses Steam Pressure Cleaning Lighting LEDs Cup Warmer CHr Pri do5 ct5 Chronometer Pre Infusion Doseamat Continuous Stop Barista Rinse rin doE 5tA inf dty Hot Water Dose SteamAir Payment System Keypad Sensitivity ...

Страница 5: ...Doses Steam Pressure Cleaning Lighting LEDs Cup Warmer Chronometer Pre Infusion Doseamat Continuous Stop Barista Rinse Hot Water Dose ml SteamAir Payment System Keypad Sensitivity do Pr5 nEt ECL tct CHr Pri do5 ct5 rin doE 5tA inf dty ...

Страница 6: ... for 3 seconds pro Display Pro Press the cleaning and continuous buttons do Display do dose First item in the programming list There are 2 steps to unlock the Programming Mode Press hold the continuous button first then the cleaning button Hold both for 3 seconds ...

Страница 7: ...Programming Chr Use Programming gear to scroll through list ...

Страница 8: ... do Programming Options Scroll Through list pr S Select Function or Enter sub Menu do Toggle Settings OFF ON or Change Value pr5 0N ...

Страница 9: ...re and press Stars to enter pr5 pr S Toggle between OFF ON if needed Normal setting is ON 0n 1 1 0n When ON Press Stars to enter Programming Adjust bar setting with lower keys Press Hold the GEAR button on G1 for 3 seconds to Save and Exit ...

Страница 10: ...LED Lights ECL ECL 231 Scroll through colors with lower keys Scroll to EcL and press stars key ...

Страница 11: ...Cleaning Prompt ...

Страница 12: ...Chronometer timer ...

Страница 13: ...Maintenance ...

Страница 14: ......

Страница 15: ......

Страница 16: ......

Страница 17: ...Remove Group Cover Change Group Gasket Remove Both Screws Lower Cover Careful Don t pull wires Unplug connector ...

Страница 18: ...Group Gasket Easy Lock Spring Group Gasket Holder Change Group Gasket Group O ring Easy Lock O ring Group Compactor Group Screen Water Diffuser ...

Страница 19: ...Change Group Gasket Remove Screen Diffuser Remove Locking Collar ...

Страница 20: ...Change Group Gasket ...

Страница 21: ...Remove Old Group Gasket inner O ring Clean group Soak Removed parts in Cleaner Change Group Gasket ...

Страница 22: ...Install Group O ring into group first Change Group Gasket Appy a thin coat of Silicone grease to Gasket O rings Do Not place O ring on gasket Holder ...

Страница 23: ...Assemble parts as shown Easy Lock spring Change Group Gasket Gently lift Hold into place while installing screws Do Not install group gasket at this time Take care that the Group O ring does not shift ...

Страница 24: ...Install New Group Gasket O ring Change Group Gasket Install New Group Gasket Gently push Gasket in place Do Not push all the way in yet ...

Страница 25: ...Change Group Gasket Install Locking Collar Insert screws only 1 2 turns by hand Place Porta filter in Collar Tighten screws to seat gasket evenly Use a Porta filter to seat the Group Gasket ...

Страница 26: ...Change Group Gasket Diffuser Disk notch side down Do Not over tighten screw Fingertip tight only ...

Страница 27: ...Change Steam Wand O rings ...

Страница 28: ...Change Steam Valve Cartridge ...

Страница 29: ...Change Steam Valve Cartridge ...

Страница 30: ...Components ...

Страница 31: ...Hydraulic Diagram ...

Страница 32: ...Pump Pressure Adjustment Screw ...

Страница 33: ...Flowmeter LED shows the output signal pulses Impeller with magnets O ring Flowmeter Sensor Cap ...

Страница 34: ...Solid State Relays 12 Volt dc signal from CPU ON Heating LED signal indicator AC Supply Element ...

Страница 35: ...High Limit Safety AC Supply Element ...

Страница 36: ...1 2 3 1 Check Valve 2 Expansion Valve HP Valve 3 Filling Valve Inlet manifold Water from Pump ...

Страница 37: ...Check Valve keeps hot water out of pump X Expansion Valve set to 13 bar Expansion Valve Function ...

Страница 38: ...Steam Safety OPV LP Valve Pre set at 3 bar ...

Страница 39: ...Vacuum Break Valve ...

Страница 40: ...acuum Vacuum Break Valve Air Protects the seals and reduces the possibility of contaminants milk etc entering boiler Allows air into the boiler to prevent a vacuum from forming when the machine cools off ...

Страница 41: ...Remove Group Disconnect exhaust tube Unplug Brew Valve Remove group nuts 17mm ...

Страница 42: ...Remove Group Use a porta filter to remove group Always replace PE 28 O ring use Molykote grease ...

Страница 43: ...Heat Exchanger Turn water back on to flush heat exchanger ...

Страница 44: ...Gicleur Water flow Metering Jet Remove with 21mm socket Replace entire assembly 23127 Jet is 0 7mm Screen keeps scale particles out of jet ...

Страница 45: ...Brew Valve O rings are included with Valve Brew Valve without coil PI 45X Clean plunger if jammed with coffee residue ...

Страница 46: ...Troubleshooting ...

Страница 47: ...Check for power to all 3 elements with an ammeter Boiler should start getting warm Steam Pressure starts to climb Start Heating Elements 1 2 Element 3 ON Heating ...

Страница 48: ...Low Volume Slow water flow from group Normal flow is 200ml in 20 seconds 200ml Water Flow Test Water Debit ...

Страница 49: ...w is 10ml second 1 9 bar brew pressure 2 0 7m metering jet 3 Brew valve Probable Causes 1 Clogged brew Valve Cleaning 2 Restricted 0 7m metering jet Water Scale 3 Restricted Flowmeter Water Scale 1 Service Problem 125ml Less than 200ml in 20 seconds ...

Страница 50: ...Coffee Residue Scale Low Volume Slow water flow from group Brew Valve 0 7mm Metering Jet Flowmeter Water Debris Plumbers Tape Ensure pump is running and set to 9 bars ...

Страница 51: ...Fault Codes ...

Страница 52: ...or broken wire Normal Operation SteamAir Switched OFF Programming section StA OFF SteamAir button works by time Wire broken at wand Probe disconnected at harness Hot Water Flowmeter Hot Water dosing set to ON in programming Set to OFF if no hot water flowmeter Codes do not re set until switched OFF ON even if problem is resolved ...

Страница 53: ...xes co cc cd ct FL Flowmeter Flowmeter Flowmeter Flowmeter Filling to P0 Pc 5th Filling Transducer Transducer Heating ho hc 5t Dosamat Dosamat SteamAir Codes do not re set until switched OFF ON even if problem is resolved ...

Страница 54: ...120 seconds to extract Flowmeter works Flowmeter Codes Group Harness for Groups G1 G2 or G3 plug into CN8 CN9 or CN10 Usually Corrosion on plug or water leak Stuck Impeller or corroded magnets Replace impeller clean flowmeter body See Water Flow Test Section See Water Flow Test Section Electric or Water Flow ...

Страница 55: ...nce on startup to verify boiler is full Flashes after 3 minutes without filling boiler cold Boiler heating disabled Steady after 105 seconds without filling boiler hot Steam Hot water box disabled to prevent draining boiler Filling Codes ...

Страница 56: ...P0 Pc Steam Pressure Sensor Disconnected Plug CN16 Steam Pressure Sensor Short Circuit Wiring Short Circuit Boiler Pressure Sensor Codes CN16 Red Brown Black wires from probe ...

Страница 57: ...onitor the High Limit Switch Voltage across closed High Limit 0 volts Voltage across tripped High Limit 220 volts Sensor wires from High limit connect to CN2 High Limit re set High Limit can only be re set 3 4 times Replace if frequently tripping under normal conditions ...

Страница 58: ...low boiler re filling Clogged water filters Reduced water flow to the machine Overuse of Hot water Wand It is possible to take hot water out of the boiler faster than it can refill Be sure screw on filling valve is open 3 turns Causes of Tripped High Limit ...

Страница 59: ...ho hc Dosamat Sensor Disconnected Dosamat Sensor Short Circuit Other Codes Turn OFF Dosamat do5 in programming if not installed ...

Страница 60: ...y When Entering Programming Cover the keys fully with your fingertips Clean keyboard glass with window cleaner Make sure the Protective film is peeled from the glass Switch the machine OFF and ON This re calibrates the capacitive buttons ...

Страница 61: ...Not Heating LED lighted on SSRs 12 volt sent signal to Solid Stare Relays in Switch position 1 2 Screen Dashes cycling Turn Power Switch to heating position 2 to close heating Element circuit ...

Страница 62: ...her functions work normally Screen in ready mode Steady lines No 12 volt signal to Solid Stare Relays LED not lighted on SSRs Pressure control may be set to OFF Enable by switching to ON and adjusting pressure See Manual ...

Страница 63: ...https www unic usa com en_US service center technical center ...

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