Unic Tango Ace Service & Pm Manual Download Page 3

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Tango 0060 11-2019

Installation

Use the provided shims on

the rear legs if necessary

to level the Tango. Angled

slightly forward is also OK

Power:

NEMA L6-30
30 Amps

Minimum 200 Volts
Maximum 242 Volts

The transformer MUST be ad-
justed to match the incoming
voltage! (See next page)

Water: Minimum

Maximum

Pressure

45 PSI

100 PSI

Flow Rate

1 Gallon/ Minute

TDS

50 ppm

125 ppm

Total Hardness 3 GPG

5 GPG

6.5

7.5

Free Chlorine

0.5 ppm

Total Chlorine

1 ppm

Drain:

Tango must be installed level
or angled slightly forward!

Install the drain line running
continuously downward so
that no “trap” is formed.

Back pressure in the drain

line will cause problems

with the brewing system.

Summary of Contents for Tango Ace

Page 1: ...libration 5 PM Service Schedule 9 BrewingPistonEvaluation 11 12 Brewing Piston Exchange 13 Piston Field Rebuild 17 Turntable Adjustment 43 Turntable Service 25 Parts Schematics 34 49 Coffee Cleaning 5...

Page 2: ......

Page 3: ...match the incoming voltage See next page Water Minimum Maximum Pressure 45 PSI 100 PSI Flow Rate 1 Gallon Minute TDS 50 ppm 125 ppm Total Hardness 3 GPG 5 GPG PH 6 5 7 5 Free Chlorine na 0 5 ppm Tota...

Page 4: ...l that best matches the incoming voltage Red wire stays on 230 volt center terminal Move the RED wire to the terminal that best matches the incoming voltage Grey wire stays on 230 volt center terminal...

Page 5: ...Step 1 Adjust the grinders fine or coarse for best extraction time Typically done with the double espresso drink Adjust both grinders Run a test drink Double shot Turn counter clockwise for finer left...

Page 6: ...ycles during calibration Tools needed Scale accurate to 0 1 grams 2 Paper cups Optional Unic magnetic tray holder and sampling tray Select Calibrate Weight Select Purple left or Green right grinder En...

Page 7: ...up Replace the drawer with both cups in place Calibrate Grinder Dose Select Calibrate Weight to start coffee weighing process Adjust grind fine or coarse first see previous pages Follow screen instruc...

Page 8: ...ds from the 1st cycle Replace the drawer with both cups in place Enter the weight Press confirm to save Press confirm to start 2nd grind cycle Enter the weight press confirm to save Done Press check m...

Page 9: ...ng 1 78x2 9mm GASKET 1 78 X 2 90 FKM TC 80 420 1 Steam Water Wands Service Steam Wand Swivel O ring O RING 9 13 X 2 62 PH 78 201 241 1 Copper Spacer Washer N A AG 14 201 241 1 Wand Spring SPRING PA 43...

Page 10: ...100 FOR COFFEE GRINDER FR 1600 130 1 Main Check Valve VALVE NON RETURN CN 663 330 1 Heating Element 230v 45000W HEATING ELEMENT 230V 4500W 29855 340 1 Drain Valve ELECTROVALVE N O 24V 60HZ UL 35560 3...

Page 11: ...ow 150 200 ml Slight restriction run a cleaning cycle and test again Less than 150 ml Piston clogged Remove piston to clean or replace Remove and replace grounds drawer to start the rinsing cycle Ace...

Page 12: ...USB key Insert USB Press Cancel Press Single or Double to run a test cycle 1 4 Amps shown Insert Technicians USB Piston information is displayed while each drink is pouring with the USB is in place T...

Page 13: ...n Movement Sensor Plug Piston Bottom Position Sensor Plug Turntable drive shaft Rear Piston Threaded Attachment Rod 12 mm Front Piston Attachment Allen Screw 6 mm Tango UNO SOLO ACE ST Tools needed Fl...

Page 14: ...ve tension on Turn table shaft by rocking it with a 10 mm wrench Slide upper coupling down Unplug Machine Remove Grounds Drawer Remove the 4 side screws from the Inner panel Use a flat screwdriver to...

Page 15: ...move front mounting bolt 6 mm Allen Remove Turntable drive shaft Remove line to spout 10 mm compression fitting Unplug Piston lower posi tion sensor Lift nylon drive nut from lower coupling Coffee out...

Page 16: ...part way down first Rotate to the right to remove Remove piston halfway Unplug piston motor wires Tango Brewing Piston Exchange Slide piston down Orient motor at this angle Clamp must be on the left w...

Page 17: ...Limited field rebuild Clean areas of coffee contact Replace Seals and O rings Replace filter screen Allowed substitute for a piston change if the lower bearing is OK and the electronic sensors are in...

Page 18: ...200 ml Slight restriction run a cleaning cycle and test again Less than 150 ml Piston clogged Remove piston to clean or replace Measure the water flow through the Piston during the spout rinsing cycl...

Page 19: ...0 11 2019 Clean Replace Clean Clean through holes Wipe clean only Clean Replace Replace Replace Clean Locktite 242 IKV Fluor grease on ends Thin coat of Molykote grease Tango Brewing Piston Field Serv...

Page 20: ...Pull the brew chamber off of the piston Remove outlet nipple 12 mm wrench Remove the 3 mm Allen screws from the lower plate The spring will decompress Remove the piston from the machine Unscrew the in...

Page 21: ...to the new lower seal Install the seal Apply a small amount of IKV Fluor grease to the ends of the spring Rotate the pieces until all 4 holds line up Make sure the holes in the seal line up with the...

Page 22: ...jack screw shaft Apply a small amount of Locktite to the screen screw Install the screen Install the 3 screws 19 21 20 26 Tango Piston Re Assembly Align screw hole with the left side slot For single...

Page 23: ...will cause the piston to leak and the Amp draw will be high Apply a thin layer of Molykote grease to the brew chamber Push the inner piston straight down into the brew chamber 28 27 30 29 Install the...

Page 24: ...asure rinsing water flow through piston 225 ml ACE ST 60 ml UNO SOLO Amp Draw Friction of movement Verify piston Amp draw is in range 0 8 Amps 2 3 Amps Cleaning Run a cleaning cycle to sanitize the pi...

Page 25: ...he tension on Turntable Bearing turntable speed FR 1551 Turntable PM kit Tango UNO SOLO ACE ST Tools needed Flat Blade Screwdriver 7 mm wrench 10 mm wrench 22 mm wrench 6 mm Allen wrench 2 5 mm Allen...

Page 26: ...by rocking it with a 10 mm wrench Slide the upper coupling down Unplug Machine Remove Grounds Drawer Remove the 4 side screws from the shroud panel Use a flat screwdriver to push coupling down if nec...

Page 27: ...ton at this time to allow better cleaning if needed See Piston Exchange Instructions Remove side shrouds Loosen 7 mm bolt first Do Not remove bolt Lift lower coupling from gearbox Remove Coffee Funnel...

Page 28: ...move 22 mm adjust ment nut Do not damage position sensors when removing Turntable Rotate Turntable so the tabs are not inside the sensor slots Loosen 2 5 mm turntable lock screws Rotate shaft first if...

Page 29: ...ot remove center Bushing X A brass or nylon brush may be necessary For deep cleaning place a container under the turntable to catch runoff Scrub the base with coffee cleaner Rinse thoroughly Clean the...

Page 30: ...ly install Turntable with eject hole to the rear Do not damage sensors Install seal 4 support pads and white plug No grease Replace O ring under Turntable Use Molykote 111 Install new O rings with Mol...

Page 31: ...oove down Markings may be different than shown Tighten nut until firm Place the lower race groove up in the cup and apply a small amount of grease The upper bearing race has a larger hole Test fit the...

Page 32: ...ust if needed Can not move by hand takes some effort to turn with wrench Check tension of Turntable Re adjust 22mm nut until tension is very firm Note If the Initial tension setting is too tight or lo...

Page 33: ...speeds Tt 2 numbers left and right rotation 170ms 190ms for newly installed seals 140ms 180ms machine already in use Change the speed numbers by adjusting the tension of the Main Bearing The Position...

Page 34: ...o 0060 11 2019 10 16 201 Vacuum Breaker and Steam Valve Assembly CN 2850 CN 198 23785 23763 27796 FR6059 35140 DV 171 DV 170 PH 54 PA 43 RR 67 PH 78 25915 12747 27224 28352 SOLO ACE Loctite 542 CN 285...

Page 35: ...35 Tango 0060 11 2019 FR1038 03 16 241 SteamAir Wand Assembly RO 55 RO 68 PC 38 RO59A PH 78 25907 RO 57 25906 25909 CN 436 RO 58 34406 28134 25904 28134 DV 170 PH 54 PA 43 RR 67 PH 78 25915 AG 14...

Page 36: ...0060 11 2019 10 16 251 Hot Water Valve Assembly 23761 25915 DO 71 27796 DV 170 PH 54 Loctite 542 Loctite 601 27796 FR6062 27796 23760 21100 23766 CN 631R CN 436 FR6505 28134 ID 129 FR4138 CN 436 FR41...

Page 37: ...060 11 2019 CN 631R 10 16 330 Water Distribution Manifold DO 191 ID 98 R100 25400 24456 28134 CN 648 PE 59 28134 23751 CN441A CN 663 CN 347A 23751 28134 21103 36510MP Loctite 542 Loctite 601 TG4014 PH...

Page 38: ...200 36510MP TG4015 NA 70 NA 71 23790 26525 26527 Steam Boiler Supply Pipe Outlet to Steam Valve High Level Probe Outlet to Hot Water Valve Low Level Probe Heat Exchange Supply Pipe Outlet to Americano...

Page 39: ...11 2019 20964 06 16 345 Heat Exchange 27716 29611 DV 88 FR6052 23751 28720T 21100 27796 27796 28134 23752 28134 FR4069 28134 35500 29070 FR4180 CH 17 FR6061 28134 28720T 23763 50406 RR 83 Loctite 542...

Page 40: ...fold 27845 B 53 FR4210 PH 78 FR4212 21100 35560 FR4216 MI 36 21100 FR4212 PH 78 FR4038 28700 27907 FR2135 FR4035 MI 36 AE 28 FR2001 CN 620 CN 37 AE 28 PG 49 CN 342 CN 642E MI 36 FR4211 FR4213 21456 FR...

Page 41: ...41 Tango 0060 11 2019 10 16 362 Coffee Cleaning Valve 23760 27796 23761 27796 FR6058 26301 MI 18 CN 245R CN 651 20957 Loctite 542...

Page 42: ...502 FR4013 FR4012 50000 PG 15B FR2082 C 48 FR7000 34410 28503 PG 13 36500 CN 108 FR2033 CN 342 PG 49 PG 15B 50106 25400 23773 23117 TC 80 23751 28134 23772 35025 R100 CH 16 DO 74 PB 21 FR4030 FR4029 3...

Page 43: ...CN 30 FR4126 28500 FR4123 28500 FR4122 FR4134 28820 FR4032 FR4124 DO 54 TC 80 FR4031 CN 489 51800 FR2030 53110 52812 FR4020 CN 306 FR2028 36501 FR4023 52610 51751 51250 CN 825 CN 306 FR1011 FR1010 FR...

Page 44: ...44 Tango 0060 11 2019 03 17 430 Turntable Drive Assembly FR7003 37300 PH 78 FR4015 FR4113 FR7002 SH 28 51655 52514 CN 31 CN 342 CN 37 43510 FR2005 52503 ID 129 CN 526 Loctite 262 PL 15...

Page 45: ...45 Tango 0060 11 2019 35541 10 16 435 Coffee Spout Valve 30 CN 23 FR4206 FR2097 35540 Graisse 8104...

Page 46: ...32B 05 16 611 Venturi Milk System 27737 PH 17 PH 17 CN 2850 27715 27714 27796 23751 28134 FR4082 27737 35021 PE 59 35012 24452 FR4084 CN 436 FR4083 20950 FR4081 PE 59 FR4080 FR4079 FR4078 26174 26149...

Page 47: ...47 Tango 0060 11 2019 10 16 612 1 Step Unit Coffee Milk Cleaning Valve 20957 26301 MI 18 CN 245R CN 651 27796 23761 23763 27796 CN 436 FR4084 24452 MI 36 CN 631R MI 36 Loctite 542 Loctite 601...

Page 48: ...MP CV 3 RR 83 26527 Steam Boiler Supply Pipe Outlet to Steam Valve High Level Probe Outlet to Hot Water Valve Low Level Probe Heat Exchange Supply Pipe Outlet to Americano By pass Valve Pressure Trans...

Page 49: ...0060 11 2019 12 16 620 Water Inlet Loctite 542 Loctite 601 FR4069 28134 CN 631R PB 21 DO 74 CH 16 FR4095 CN 96B 83501 CN441A FR4057 PA 60 PB 89 PB 88 CN 679 51255 PB 98 CN 362T CN 37 CN 642 CN 342 PG...

Page 50: ...5 100 tablets jar Remove Waste Drawer Insert 1 Unic Tablet 2 Tablets for Duo Version Replace Drawer Confirm Drawer Empty Press YES for 3 seconds Cleaning Starts Automatically The cycle lasts 10 minute...

Page 51: ...must be at least 1 below surface of milk Press the Steam or the SteamAir Button ON then OFF to purge Automatic Milk Steaming Turn the adjusting collar to vary the amount of air in the milk More air Le...

Page 52: ...build up Switch the machine OFF before removing the Wand Wipe Temperature Probe and Inner wand Clean Outer Wand and Steam Tip in sink Make sure steam tip holes are clear Unscrew Steam Tip Remove Oute...

Page 53: ...mounted spout Unlock the Foamer by twist ing it to the right Soak the foamer parts in RINZA cleaner Follow label mixing directions Clean the nozzles with Unic cleaning Brush See other side for cleani...

Page 54: ...lution for 5 minutes Every Day Re assemble and re install the Foamer and Spout Rinse the Spout Use the brush to clean the Nozzle insert Also clean the Main Milk Jet Milk Foamer Cleaning Pull out the N...

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