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Nespresso EF 280, Руководство по обслуживанию, Страница: 33 / 88

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Pixie service manual

33

R E P A I R S

Assembly checkpoints

•

Both side panels (3) are identical and interchangeable.

•

Position and press down side panel on housing of coffee machine.

•

Press down leading edge (see arrows) of side panel additionally till a clicking noise 
can be heard.

•

Do not overtighten screws (42).

7.4.3 Remove power cord

•

Remove cable protection (44).

3

3

42

44

Содержание EF 280

Страница 1: ...S E R V I C E M A N U A L P I X I E C O F F E E M A C H I N E S PIXIE C EF 280 PIXIE D EF 281 Version 1 2 en...

Страница 2: ...evel 18 4 4 1 Programming the fill up level 18 4 4 2 Resetting the fill up level and auto shut off 19 4 5 Empty water system 19 4 6 Program auto shut off time 20 5 Maintenance 21 5 1 Descaling 21 5 1...

Страница 3: ...3 Mounting pressure gauge adapter 67 8 3 Measure flow rate 68 8 4 Pressure and leakage checks 69 8 4 1 Preparations 70 8 4 2 Test run 71 8 5 Measure coffee temperature 72 8 6 Protective earth PE conti...

Страница 4: ...eriodically to check for upgrades technical modifications counter measures etc for these coffee machines https business nespresso com C O N T E N T U P D A T E S Version 1 2 Improved general disassemb...

Страница 5: ...g before disassembly the appliance must be free of voltage This device does not protect against electrical shock due to contact with both circuit conductors Example illustrations of typical devices Us...

Страница 6: ...ndle 5 Coffee button small cup Espresso backlighted 6 Coffee button large cup Lungo backlighted 7 On Off switch 8 Housing right 9 Water level detection 10 Water tank lid 11 Water tank 12 Power cord 13...

Страница 7: ...Pixie C 1 Steam cover 2 Pyramid plate 3 Brewing device 4 Thermoblock 5 Sound damper 6 Electronic control board 7 Water tank valve 8 Flow meter 9 Light guide for capsule container 10 Opening in the ho...

Страница 8: ...2 3 1 Water circuit diagram Legend 1 Water tank 2 Flow meter 3 Pump 4 Sound damper 5 Thermoblock 6 Check valve 7 Brewing unit 8 Capsule container 9 Waste water container 10 Drip grid Fresh cold water...

Страница 9: ...vice manual 9 M A I N C O M P O N E N T S 2 3 2 Water circuit 1 Pump 2 Coffee outlet 3 Brewing unit 4 Check valve 5 Thermoblock 6 Water tank 7 Sound damper 8 Flow meter 9 Water tank connector 3 5 4 2...

Страница 10: ...A T A 3 T E C H N I C A L D A T A 3 1 Rating plates 3 1 1 Examples of brand specific rating plates The rating plate can be found at the bot tom of the coffee machine This overview shows examples of v...

Страница 11: ...t dispose with ordinary waste 10 Sign of conformity CE 11 Conformity with RoHS guidelines lead free solder etc 12 Article number of the rating plate 1 2 3 6 7 8 9 10 12 4 5 11 By decoding the date of...

Страница 12: ...0 W Pump 60 W Energy consumption CECED FEA 2009 method Energy efficiency class level A 40 Daily energy consumption 72 Wh Annual energy consumption 26 28 kWh Pump Pump pressure Max permissible 20 bar 3...

Страница 13: ...ions Operating temperature 5 C up to 45 C 41 F up to 113 F Storage temperature 25 C up to 65 C 13 F up to 149 F Altitude up to 2 500 m above sea level Humidity no restrictions Various data Preheating...

Страница 14: ...ngth x width x height 326 x 111 x 235 mm Power cable length min 0 8 m depending on national regulations Cup support folded down 90 mm for espresso and lungo cups glasses Cup support tilted up 146 mm f...

Страница 15: ...ht the capsule container with white or red backlight Machine status etc Small cup button Large cup button Capsule container backlight Water tank level high low missing LED signal Off All LED s off Err...

Страница 16: ...s on 0 25 s off same as descaling ready mode Emptying evaporating Blinking 2 Hz 0 25 s on 0 25 s off Resetting Blinking 1 Hz 0 5 s on 0 5 s off same as heat up Overheat Blinking 1 Hz 0 5 s on 0 5 s of...

Страница 17: ...c Note When machine is switched off during any descaling mode then it goes to descaling mode ready state after next switch on 6 Emptying mode evaporing 1 Switch off machine 2 Press and hold coffee but...

Страница 18: ...Programming the fill up level Programmable volume range 20 200 ml Each new program ming cycle starts with the min volume 20 ml after 3 sec regard less of a preprogrammed coffee volume 1 Prepare coffe...

Страница 19: ...every operation some water max 25 ml remains in the coffee machine There fore the water system must be emptied if the coffee machine will not be used for a long time as antifreeze measure for repairs...

Страница 20: ...5 Switch coffee machine on again 6 Release button small cup The coffee buttons blink fast simulta neously The pump starts to drain the water system and stops automatically After heating up the therrmo...

Страница 21: ...procedure Only use Nespresso descaler 5034 or Nespresso descaling kit 3035 CBU 2 never use vinegar Descaler can damage casing and surfaces Immediately clean drops of descaling solution 1 Eject capsule...

Страница 22: ...er under coffee outlet 3 5 4 Observe the safety instructions on the descaler package 6 Fill measuring jug with 0 1 l 1 bag of Nespresso descaling liquid and 0 5 l fresh potable water 7 Fill descaling...

Страница 23: ...12 After water tank is empty pour descal ing solution back into water tank 11 12 Danger of injury Residual descaler may be harmful Rinse thoroughly to remove any residue 13 Place empty container back...

Страница 24: ...pty 18 Press both coffee buttons simultane ously for at least 1 sec to end descal ing mode 19 Remove and empty container 20 Switch off coffee machine 21 Empty and clean capsule and waste water contain...

Страница 25: ...ents resp solvents Do not put any part in a dishwasher Use only a damp cloth or sponge and a mild cleaning agent if necessary 1 Switch machine off 2 Check if capsule is ejected 3 Empty and clean capsu...

Страница 26: ...ers are mounted on waste water container NO continue NO replace stoppers 2 3 Closing handle malfunction YES it is very difficult or almost impossible to close the handle and to press it all the way do...

Страница 27: ...69 and measure flow rate see page 68 7 1 Hose connections leak YES replace sound damper NO continue 7 2 Brewing unit leaks YES replace brewing unit NO continue 7 3 Rate of flow not within standard ran...

Страница 28: ...s List on page 81 Snap connections Parts of the case and components of the coffee machine are connected screwless with latches When loosening these latches proceed with care and patience to avoid caus...

Страница 29: ...the wired model version during a repair can cause electromagnetic interferences squeezed wires insulation defects due to contact with hot parts insulation problems if low and high voltage wires are no...

Страница 30: ...water system on page 19 7 3 Tools and accessories With the following assortment of tools all repairs described can be made A bit holder with appropriate bits can also be used TX 15 TX 20 3 5 mm 8 mm...

Страница 31: ...Prepare coffee machine for disassembly Open closing handle to check if a capsule is in the brewing unit Empty water system if hoses have to be detached for repair see Empty water system on page 19 Swi...

Страница 32: ...tches at each side panel 3 Start by inserting the srewdriver in the 2 semicircular cutouts at the bottom of a side panel After releasing the 2 latches at the bottom swing up and remove side panel For...

Страница 33: ...identical and interchangeable Position and press down side panel on housing of coffee machine Press down leading edge see arrows of side panel additionally till a clicking noise can be heard Do not o...

Страница 34: ...hermoblock with pointed pliers Lever out both insulated faston receptacles from electronic control board with a screwdriver Before removing the power cord 40 check if excessive cable length is retaine...

Страница 35: ...emand Connect the insulated faston receptacles of neutral N and live L power cord wires like shown above 7 4 4 Remove water guiding Open brewing unit with closing handle 9 At first push up water guidi...

Страница 36: ...damper springs 19 with a screwdriver Assembly hint Attach damper spring 19 at hook on brewing unit housing With the help of a small screwdriver attach the free eyelet of the spring to the housing part...

Страница 37: ...handle from lever arms 7 4 7 Remove cable cover Open 2 latches one after another with disassembly tool Lift cable cover 6 and release remaining 2 latches at the front with a screwdriver if necessary 4...

Страница 38: ...new cable cover is suitable for the cable diameter of the used power cord 7 4 8 Remove right light guide Release latch with screwdriver carefully Swing up light guide 35 and remove it out of support...

Страница 39: ...with screwdriver and remove blind 7 7 4 10 Remove housing right Position disassembly tool in gap at the front of housing right 2 Push down latch with a small screw driver Then turn disassembly tool a...

Страница 40: ...ear of housing right 2 Push down latch with a small screw driver Then turn disassembly tool a bit to unlock the latch Open latch with screwdriver 2 Latch will break if not handled carefully Take care...

Страница 41: ...Pixie service manual 41 R E P A I R S Open latch with screwdriver Open latch with screwdriver...

Страница 42: ...Lift housing right 2 simultaneously to release latch Press in screwdriver to open latch Lift housing right 2 simultaneously to release latch Detail view is from above showing the latch position insid...

Страница 43: ...forcefully If necessary use disassembly tool to open remaining latches Assembly checkpoint Check if housing plate is mounted on housing left 1 before attaching housing right Detail view is through re...

Страница 44: ...et on the housing of the brewing unit lock the brewing unit in the open position Release latch of capsule cage with a small screwdriver and lift main assembly slightly to open the latch 1 Take care no...

Страница 45: ...P A I R S Pull water tank connector 33 out of support in housing left 1 Open latch with screwdriver and remove main assembly The main repair parts like brewing unit thermoblock pump and functional bl...

Страница 46: ...nit housing with 4 latches 2 at each side has a detachable front cover 14 Press front ring 15 together at right side to release 2 latches Simultaneously swivel front ring to the left to open these lat...

Страница 47: ...e key caps of push buttons 26 from main assembly Assembly checkpoints and hints Make sure that water tank connector 33 fits exactly in support of housing left Press filter element down to bottom of wa...

Страница 48: ...Pixie service manual 48 R E P A I R S 7 5 Replacing pump Remove pump isolation 30 from pump 27 Disconnect cables from pump terminal 30 27 Use pointed pliers or a screwdriver to remove receptacles...

Страница 49: ...vice manual 49 R E P A I R S Remove low pressure hose 32 and pump support spring 28 Remove sound damper 29 from pump 27 and thermoblock 22 by cutting connector clips 43 with side cutting pliers 32 28...

Страница 50: ...ble spring 28 on pump support correctly Sound damper 29 and connector clips 43 must always be replaced to prevent leakage 7 6 Replacing functional block Remove function block cap 25 29 43 28 Brewing u...

Страница 51: ...nual 51 R E P A I R S Unplug NTC connector and 2 receptacles from thermoblock with pointed pliers Remove brewing unit 22 from functional block 24 Brewing unit not shown for better visi bility of NTC c...

Страница 52: ...I R S Assembly checkpoint Connect the 2 receptacles like shown 7 7 Replacing brewing unit To remove lever arms 18 press brewing unit housing 17 down against functional block 24 Wrong connection will d...

Страница 53: ...away brewing unit housing 17 from thermoblock 22 up to the stop Lift housing from thermoblock at right angels to release axle stubs from guiding grooves Remove steam cover 16 from brewing unit housin...

Страница 54: ...emove function block cap 25 Unplug NTC connector and 2 receptacles from thermoblock with pointed pliers Thermoblock not shown for better visi bility of function block cap 25 25 Thermoblock not shown f...

Страница 55: ...Pixie service manual 55 R E P A I R S Remove thermoblock 21 from functional block 24 21 24...

Страница 56: ...vice manual 56 R E P A I R S Assembly checkpoints and hints Check that magnet is mounted on brewing unit housing 17 Connect the 2 faston receptacles like shown 17 Wrong connection will damage func tio...

Страница 57: ...er Remove hoses from flow meter 31 Insert screw driver in openings at the rear side of functional block 24 see detail Unlatch and remove flow meter 31 from electronic main board Only functional block...

Страница 58: ...Assembly hints Always replace a removed flow meter 31 with a new one Check correct mounting position of the hoses 32 and 33 on the flow meter 31 By removing the flow meter from the elec tronic main b...

Страница 59: ...0 V 240 V IEC Depending on national regulations one or two fine wire fuses are mounted on the thermoblock Small cup On Off Switch Receptacle isolation Big cup Flow Meter Main PCB MMI PCB Triac PCB 167...

Страница 60: ...E P A I R S 7 9 2 Wiring diagram 120 V UL USA Canada Small cup On Off Switch Big cup Flow Meter Main PCB MMI PCB Triac PCB 167 C Thermoblock Neutral Line Pump EN4 120 127V UL Overheat protection Recep...

Страница 61: ...P A I R S 7 9 3 Wiring diagram 127 V IEC Brazil Small cup On Off Switch Receptacle isolation Big cup Flow Meter Main PCB MMI PCB Triac PCB 167 C 167 C Thermoblock Neutral Line Pump EN4 120 127V IEC Ov...

Страница 62: ...P A I R S 7 9 4 Wiring diagram 127 V IEC Mexico Small cup On Off Switch Receptacle isolation Big cup Flow Meter Main PCB MMI PCB Triac PCB 167 C 167 C Thermoblock Neutral Line Pump EN4 120 127V IEC Ov...

Страница 63: ...63 R E P A I R S 7 9 5 Wiring diagram 100 V IEC Japan Small cup On Off Switch Big cup Flow Meter Main PCB MMI PCB Triac PCB 167 C Thermoblock Neutral Line Pump EN4 100 110V Overheat protection 167 C...

Страница 64: ...E P A I R S 7 9 6 Wiring diagram 110 V IEC Taiwan Small cup On Off Switch Receptacle isolation Big cup Flow Meter Main PCB MMI PCB Triac PCB 167 C 167 C Thermoblock Neutral Line Pump EN4 100 110V Over...

Страница 65: ...nd water under pressure inside the coffee machine Do not touch any hot parts while checking for leakages Always wear protective goggles Symbolic illustration of function test equip ment 1 Pressure gau...

Страница 66: ...apter has 2 parts A hand actuated lifting unit 1 to lock and seal the complete pressure gauge adapter in the brewing unit A seal carrier assembly 2 with a sealing cone that is inserted in the capsule...

Страница 67: ...ew into feed open ing for capsule 1 Open closing handle 2 Insert seal carrier assembly 3 Turn seal carrier assembly towards capsule cage 4 Align seal carrier to capsule cage 5 Push back seal carrier a...

Страница 68: ...ll and insert water tank 2 Open closing handle 3 Mount pressure gauge adapter refer to page 67 4 Connect pressure hose to pressure tester 5 Place a measuring cup under the drain hose of the pressure t...

Страница 69: ...pressure readjust the pressure to 12 bar when required 10 Carry out measurement for approx 30 sec 11 Control measuring cup at least 60 120 ml of water must be in the measur ing cup 12 Open the valve a...

Страница 70: ...ert water tank 4 Open closing handle 2 1 3 4 The pressure gauge adapter must sit firmly in the capsule bay 5 Mount pressure gauge adapter refer to page 67 6 Connect pressure hose to pressure tester 7...

Страница 71: ...pressure check The pressure increases slowly with increasing temperature Should the pressure exceed 23 bar switch off the coffee machine and release the pressure by opening the valve 11 12 10 sec For...

Страница 72: ...16 Disconnect mains cable 17 Remove pressure tester and water tank 18 Proceed with repair or remount right side panel 1 Switch on coffee machine 2 Place a measuring cup on cup sup port 3 After heatin...

Страница 73: ...e cup button again 7 Wait until the measuring cup contains 20 ml of coffee 8 Then measure the coffee temperature approx 5 10 mm under the coffee out let The coffee temperature should be 86 C 3 C 187 F...

Страница 74: ...imilar electrical appliances and national regulations e g DIN VDE 0701 Description Protective earth continuity measurements are made between the protective earth terminal of the power plug and the the...

Страница 75: ...an alli gator clip example shown Swiss power plug 2 Switch on test equipment and select protective earth continuity test MEASURE LOCK STOP COMP LIGHT 0 ADJ By looking into the casule ejection slot fo...

Страница 76: ...ullfill the normative require ments after a repair rates the insulation capability of the coffee machine is a very dangerous test because of a high test voltage 500 V DC For the insulation test phase...

Страница 77: ...s sub stitute for this test adapter 1 Connect the phase and neutral pin of the power plug together with a test adapter procured by the repair centre 2 Connect the black measuring cable to the test ada...

Страница 78: ...Touch closing handle with red test probe 10 Press measure button 11 Read off displayed insulation resist ance or test result 12 Insert tip of red test probe up into cap sule ejection slot and touch t...

Страница 79: ...Pixie service manual 79 E X P L O S I O N D R A W I N G S 9 E X P L O S I O N D R A W I N G S 9 1 EF 280 Explosion drawing...

Страница 80: ...Pixie service manual 80 E X P L O S I O N D R A W I N G S 9 2 EF 281 Explosion drawing...

Страница 81: ...63073 Cover 280 switch black 8 0062821 Guide 280 water black 9 0062787 Lock rod 280 chrom 10 0062592 Caps contain 280 transp 11 0067946 Spare drip tray 280 packed 12 0062616 Cup shelf 280 black 13 006...

Страница 82: ...U neutral 40 0062812 Line cord M36 H05VV F3G075 L40 N40 PE95 assembled for EU 40 0063122 Line cord M69 H05VV F3G075 L40 N40 PE95 assembled for SA 40 0064789 Line cord SF 968 H05VV F3G0 75 L40 N40 PE95...

Страница 83: ...IEC mount 23 0061701 O Ring 3 40 x 1 90 EPDM V3 70 Shore black 24 0067942 Spare electronic 280 230V packed 25 0066981 Cover 280 electronic V2 black 26 0062799 Push button 280 2x print symb black 27 00...

Страница 84: ...IEC mount 23 0061701 O Ring 3 40 x 1 90 EPDM V3 70 Shore black 24 0067942 Spare electronic 280 230V packed 25 0066981 Cover 280 electronic V2 black 26 0062799 Push button 280 2x print symb black 27 00...

Страница 85: ...IEC mount 23 0061701 O Ring 3 40 x 1 90 EPDM V3 70 Shore black 24 0067942 Spare electronic 280 230V packed 25 0066981 Cover 280 electronic V2 black 26 0062799 Push button 280 2x print symb black 27 0...

Страница 86: ...mount 23 0061701 O Ring 3 40 x 1 90 EPDM V3 70 Shore black 24 0067942 Spare electronic 280 230V packed 25 0066981 Cover 280 electronic V2 black 26 0062799 Push button 280 2x print symb black 27 006795...

Страница 87: ...C mount 23 0061701 O Ring 3 40 x 1 90 EPDM V3 70 Shore black 24 0067942 Spare electronic 280 230V packed 25 0066981 Cover 280 electronic V2 black 26 0062799 Push button 280 2x print symb black 27 0067...

Страница 88: ...Pixie service manual 88 N O T E S 1 1 N O T E S...

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