TECHNICAL MANUAL PREZZO. Your dealer. Rev

TECHNICAL MANUAL PREZZO Your dealer EN Rev. 111102

1. Table of contents PREZZO 1. Table of contents 2 2. Overview; Technical servicecard 3 2. Overview; Activate with card, Programming 3 3. Maintenance and care of grinder 4-8 4. Cleaning with GRINDZ 9 5. Warning message shown in display 10-11 6. Error code description 12 7. Electrical diagram 13 Electrical diagram UC Pay 14 8. Exploded view 15-23 9. Spare parts list 16-24 10. Service intervals Mocca / Prezzo 25 2.

2. Overview: Technical Service Card PREZZO 5. Overview of components, function buttons AC12 TECHNICAL SERVICE CARD. Place the card in the card reader on the inside of the door, as per picture. Menus intended for card. See page Programming 2. Overview: Activate with card Activate programming with service card (TECHNICAL SERVICE CARD) 1. Insert the card into the card reader. 2. The display shows: Service Menu, Jug Setup PROGRAMMING: consult the programming manual 3.

3. Maintenance and care of grinder. EK21 Adjustments: The adjustment of the blades is set at the factory. This coffee grinder is only constructed to grind coffee beans without additives (as tasted oils or sugar). Any kind of use apart from that isimproper and therefore unauthorized, the producer refuses all responsibility for damages arising from improper use of the coffee grinder described in this instruction. All maintenance, adjustments and installations shall be done of an Coffee Queen authorized service technician. Bean valve Grinder housing Grinding adjustment screw Outlet grinder 4.

3. Maintenance and care of grinder. EK21 1. Periodic maintenance. Clean silicon outlet, grinding house and grinding discs. Cleaning of grinder using GRINDZ cleaning tablets. In case of blockage: cleaning, if necessary detaching of rotating carrier. 2. Safety Please read and observe the following service instructions carefully. Non-observance can result in damage to the grinder as well as in healththreatening risks for the user. 2.1. Symbols Safety instruction: In case of non-observance, extreme risk of accidents exists. General instruction In case of non-observance, the device can become damaged or optimum operation not be guaranteed. 2.2 Safety instructions The grinder is only allowed to be used to grind whole coffee beans. Ground coffee is never allowed to be fi lled into the input-shaft. Do not carry out any modifi cations or changes on the grinder. In case for non-observance, the manufacturer shall be liable for resulting damain no case whatsoever. Never put your fi ngers or objects into the rotating grinding mechanism inside the input-shaft.the grinder must not be operated when turning parts are accessible! Make sure, that the power cannot be turned on when working on the built-in grinder! In order to avoid damages, do not use power tools or cordless electric screwdrivers for any work on the grinder. 5.

3. Maintenance and care of grinder. EK21 3. Every month. Approximately every month the grinder housing and spout should be inspected for coffee residues and obvious damages. In case of too much coffee residues around the spout, check if the silicone fl apper inside the spout is in place. Proceed as follows: 3.1. Remove bean container. Remove all coffee residues from the spout and the grinder housing by grinding through all coffee beans and using a vacuum cleaner to remove all residues. 3.2. Loosen the grind adjustment kit. two screws (A). Fig.1. 3.3. Remove the three screws (B) in the grinder housing lid. 3.4. Carefully detach the grinding housing. Fig.2. Note its position for correct reassembly. Do not alter the adjustment of the grinding discs. Fig.2 Fig.1 A B 3.5. Clean the inside of the grinder housing and the outside of the disc carrier with a soft brush. Check the correct position of the silicon fl apper and the spout. (see chapter 7). 3.6. When reassembling the grinder housing, again check for the correct position and do not alter the grind adjustment of the discs. Fasten the three Allen screws. 4. Removing the rotating carrier. Each third year or after 50000 cups the grinding discs should be exchanged to guarantee constant grinding capacity and accurate dosing. Proceed as follows: 4.1. Remove the grinder casing and the rotating carrier. Loosen the left threaded nut by turning it clockwise (A ) Fig.3. A B 4.2. Remove the worn-out grinding discs by detaching the slotted screws. (B) Fig.3. B Fig.3 6.

3. Maintenance and care of grinder. EK21 Removing the rotating carrier. (continuation). 4.3. Clean the surfaces of the seats and the new discs. In case of coffee residues left between disc carrier and new disc, the discs will not run parallel and the grinding performance will deteriorate. 4.4. Mount the new rotating grinding disc. 4.5. Mount the grinder house. NOTE! The grind adjustment has to be modifi ed after changing the discs. See chapter 5 for new basic adjustment. 5. Basic adjustment of the grinding finess. Fig. 4. (trained personnel only) 5.1. Press the adjustment screw while turning it clockwise until the milling blades touch.the blades are touching when you hear a scratching sound. Then turn back a notch. A 6. Mount the grind adjusment kit Fig.5. 6.1. Turn the adjusting screw (A) until the zero shown by the scale. Fig.5. A 6.2. Reassemble grind adjustment kit (B) at the grinder house and fi t in the shaft (C) Fig.6 och 7. Fig.6. Fig.7. B C 6.3. Set the adjusting screw at 12 (Fig.8.). Fig.8. 7.

3. Maintenance and care of grinder. EK21 7. Exchange of the silicone fl apper in the spout. If the silicon fl apper is damaged or out of place it has to be replaced respectively refi tted to the housing. Proceed as follows: 7.1 If possible: remove coffee residues (close bean container, grind empty, vacuum cleaner). 7.2 Loosen the set screw (A) at the front of the grinder housing. Fig.9. Fig.9. Fig.10. A C B A 7.3 Carefully pull out the spout (B).Fig.10. 7.4 Take out silicone fl apper (C) which is placed in a groove inside the spout bore, put in the new silicone fl apper 7.5 Reassembling the spout (B) by bringing pressure on the spout tube and secure with set screw (A) to make sure that the silicone fl apper (C) will be fi xed correctly. 8. Correction of the adjustment. In case that the fineness of the ground coffee should be changed. 8.1 Press and simultaneously turn the adjustment bolt anticlockwise one or two notches for coarser coffee grounds. 8.2 Press and simultaneously turn the adjustment bolt clockwise one or two notches for fi ner coffee grounds. 8.3 After performing the grind adjustment, run 2-3 cups of coffee through in order to achieve the current settings. 8.

4. Cleaning with GRINDZ cleaning tablets. Cleaning with GRINDZ cleaning tablets. (Product no. E1001001) Proceed as follows: Insert card in the card reader, scroll to HARDWARE TEST and press enter, then scroll to Canister 1. Tips: Keep a cup under the grinder outlet during the cleaning process. 1. Close bean regulator. 2. Start the grinder by pressing Enter. 3. Run until no more coffee grinds come out of the grinder. (To stop grinder press Enter button.) 4. Remove the bean canister and fi ll with one cap full of GRINDZ tablets. 5. Re-place the bean canister. 6. Start the grinder by press the Enter button. (To stop grinder press Enter button.) 7. Run until no more cleaning powder come out of the grinder. 8. Remove the bean canister and fi ll with new coffee beans 9. Re-place the bean canister.. 10. Open the bean regulator and press the button for coffee. 9.

5. Warning message shown on display PREZZO Message on display: Display shows Hardware Error: Heating Water Please Wait... Low Water Level Press Enter Key Filling Water Please wait Hardware error Low temperature in the water tank, the machine is heating up (blocked) Low water level in water tank. The machine is fi lling water. Select Product Temp: Strength: Energy save mode Warning Low Temperature Low Temperature Blocked Empty Drip Tray Energy-saving mode The temperature is low, it is still possible to dispense drink. The temperature is low, the machine is blocked. The drip tray is full of water Overcurrent 10.

5. Warning message shown on display PREZZO Message on display: Display shows Unknown Error Check Water Supply ERROR Level Pins Unknown error The water has not reached the correct level in the water tank. Check the water tap, restart the machine. Check, Level sensor. Bev. Disabled Please Wait... The drink has been disabled. Please wait Door Open 11.

6. Error code description. PREZZO Error code description: Overcurrent Group 1:1 = Brewing unit Group 1:2 = Other components (Fan, Valves, Relays Etc..) Group 1:3 = Mixer 1 Group 1:5 = Mixer 2 Message is shown if one of the software fuses have been trigged. Caused by a component using too much current ERROR: Water Supply Message will show if the inlet valve has been open for more than 3 minutes and the machine still have not acquired correct water level Action: Check that the water to the machine is turned on, Check the levelsensor, ERROR: Tempsensor Message will show if the NTC sensor is broken or is out of range of its resistance curve, also if cables have loosened from its connectors. ERROR: Levelpins Message will show if the cables to the water level high & low have been connected to the wrong levelpin. ERROR: Check Heater Message will show if the machine have not reached working temperature within 14 minutes from startup. 12.

7. Electrical diagram. PREZZO 13.

7. Electrical diagram. UC Pay 14.

8. Exploded view. Door / Front PREZZO 3 5 6 2 4 7 8 1 16 9 10 3 12 11 13 14 15 15.

9. Spare parts list. Door/ Front PREZZO Description. Art. no. Pos. no. Amount/unit Valid for page 15 Door / Front MEMBRANE SWITCH 1603817 1 1 KEY SWITCH 1202551 2 1 SIDEPICTURES 1609111 3 2 DISPLAY 1604122 4 1 FASTENER FOR CIRCUIT BOARD 1203416 5 4 PCB UC-MERISC INCL. DISPLAY 1604112 6 1 CARD READER 1602697 8 1 DRIPTRAY INSERT 1102035 9 1 DRIP TRAY 1105528 10 1 SMART CARD RED 1602693 11 1 PIN FOR DOOR 7140129 12 1 NUT M4 140108 13 1 SPLIT WASHER 140301 14 1 PIN FOR DOOR INSTANT 180115 15 1 LOCK WITH NUT FOR DOOR 120253 16 1 16.

8. Exploded view. Front of the machine PREZZO 1 2 3 14 17 15 4 16 5 6 7 10 8 18 19 11 9 12 13 20 17.

9. Spare parts list. Front of the machine PREZZO Description; Art. no. Pos. no. Amount/unit Valid for page 17 Front of machine LID BEAN HOPPER 1105497 1 1 SIDE BEAN HOPPER 1105496 2 1 BEAN HOPPER LOW 1105495 3 1 BEAN HOPPER WINDOW 1105546 4 1 BEAN STOPPER 256035 5 1 GRIND ADJUSTMENT KIT 1604755 6 1 MIXING BOWL 120479 7 1 OUTLET 710557 8 1 WASTE BOX GUIDE PANEL 251681 9 1 SUPPORT FOR OUTLET 251675 10 1 HOLDER MIXING BOWL 251673 11 1 WASTE BIN 1105329 12 1 BOTTOM COVER PANEL 251682 13 1 GRINDER 1604752 14 1 SERVICE KEY 180290-03 15 1 MICRO SWITCH COMPLETE 710070 16 1 RUBBEREXPANDER M6 140413 17 2 BSPT FEMALE CONNECTOR 1801111 18 1 PLASTIC ELBOW 1/4 180111 19 1 FOOT ADJUSTABLE 1304054 20 4 18.

8. Exploded view. Back of the machine PREZZO 3 6 1 2 4 5 13 12 11 10 14 15 9 8 7 19.

9. Spare parts list. Back of the machine PREZZO Description; Art. no. Pos. no. Amount/unit Valid for page 19 Back of the machine PCB IO-TE 1604111 1 1 FUSE 5 AT 5*20 1604384 2 3 CAPACITOR 12uF/400V 83257335 3 1 SOCKET to V7-relay 160246 4 1 RELAY 1-POLE 24VDC 160243 5 1 POWER SUPPLY 150W 1031652 6 1 CONNECTOR FV 122/B 160549 7 1 SOLID STATE 1604201 8 3 SWITCH 2 POLE ORANGE ILLUMIN. 160801-04 9 1 DOUBLE VALVE 2,5L/MIN 1206281 10 1 INLET HOSE L=1,5M (3/4-1/2 ). 150541 11 1 WASHER 3/4 SILICONE 1206603 12 1 WASHER 1/2 SILICONE 1206604 13 1 HARNESS 2X5 2,5 * 1,8M 1605241 14 1 RESTRAINER PG 13,5B FOR 160564 160563 15 1 NUT PG 13,5 FOR 160563 160564-1 20.

8. Exploded view. Water tank PREZZO 12 12 11 10 13 9 7 8 3 1 6 2 3 5 Siliconslang 150501 säljes i metervara 4 21.

9. Spare parts list. Water tank PREZZO Description; Art. no. Pos. no. Amount/unit Gäller för sidan 21 Tank TANK FACELIFT COMPLETE 1203534 1 1 ELEMENT 3000 W 160090 2 3 BLIND PLUG 160538-03 3 2 SEAL FOR OUTLET VALVE 1561010 4 2 OUTLET VALVE 24VDC 1206289 5 2 NTC THERMISTOR 1604135 6 1 SEAL FOR NTC THERMISTOR 1605361 7 1 GASKET FOR WATER TANK 1206591 8 1 THERMOSTAT 1602092 9 1 SENSOR LONG, 60mm 1205306 10 1 SENSOR SHORT 55mm 1205302 11 1 NUT M6M A2 M3 NV5,5X2,4 140101 12 4 DOUBLE SEAL LEVEL SENSOR 1605362 13 1 SILICONE HOSE 8x12 MM 60SH 150501 - - 22.

8. Exploded view. Grinder EK21 Grinding disc service pack 4 12 15 1 13 2 21 20 11 10 9 8 18 14 23 4 6 17 7 16 19 22 5 3 23.

9. Spare parts list. Grinder EK21 Description; Art. no. Pos. no. Amount/unit Valid for page 23 Grinder Inlet housing with grinding disc carrier 83230939 1 Motor C0212.06 - Std.UL 200-240V 83230921 2 Coffee outlet spout 83243642 3 Conveying screw 83230928 4 Silicone fl apper for grinder 83243641 5 Adjustment shaft EK21 83243677 6 Adjustment pinion EK21 83307991 7 Grinding disc carrier Rotating 83230926 8 Washer10x16x1 83251601 9 Hexagon Nut M8L-08d, left hand thread 83251043 10 Slotted head screw M4x14 83250408 11 Cylinder screw M4x50 83250822 12 Allen screw M4x4 83250823 13 Allen set screw DIN916-M4x5 83250743 14 O-Ring 35x4 83255509 15 Pressure Spring 83243678 16 Allen set screw DIN916-M5x10 83250742 17 Pan head screw 83250614 18 Slotted pan head screw M4x16 83250821 19 Grinder housing 83100914 20 Grinding disc set (service pack) 83306715 21 Silicone hose outlet grinder 60mm 1505081 22 Hose clamp 19,2 mm 140335 23 24.

10. Service intervals. PREZZO 25.

PREZZO FOR SERVICE Please contact Your dealer......... CREM International AB Box 10, Viksgränd 2, SE-670 40 Åmotfors, Sweden Tel: +46 (0)570-477 00, Fax: +46 (0)570-47719 E-mail: info.se@creminternational.com www.creminternational.com Art. nr/art. no. 1740079-01