DeLonghi C120- Manuals

Page 2 - C O N T E N T S; Gen er al Saf et y No t es

Citiz service manual 2 C O N T E N T S 1 Gen er al Saf et y No t es ........................................................................................ 6 2 Mo d el o v er v i ew ................................................................................................... 7 2.1...

Page 3 - Main t en an c e

Citiz service manual 3 6 Main t en an c e ...................................................................................................... 38 6.1 Daily maintenance and cleaning ...................................................................... 38 6.1.1 Before first coffee or at the ...

Page 4 - Fu n c t i o n t es t s

Citiz service manual 4 9 Fu n c t i o n t es t s ................................................................................................. 130 9.1 Safety instructions .......................................................................................... 130 9.2 Required equipmen...

Page 5 - P R E F A C E; C O N T E N T U P D A T E S

Citiz service manual 5 P R E F A C E The purpose of this service manual is to provide the service personnel with all necessary information with regards to correct handling, maintenance and repair of the Citiz coffee machine types EF 483/484, EF 485/486 and EF 487/488. This manual should be used ...

Page 6 - G E N E R A L S A F E T Y N O T E S

Citiz service manual 6 G E N E R A L S A F E T Y N O T E S 1 G E N E R A L S A F E T Y N O T E S As an additional safety measure, the use of a residual current device (RCD), also called the ground fault circuit interrupter (GFCI), in the repair centre is highly recommended. Ris k o f ...

Page 7 - M O D E L O V E R V I E W; Mo d el ran g e; Wi t h c o r e un i t Dr an ge: Wi t h c or e u n it Cr an g e:

Citiz service manual 7 M O D E L O V E R V I E W 2 M O D E L O V E R V I E W 2.1 Mo d el ran g e Wi t h c o r e un i t Dr an ge: Wi t h c or e u n it Cr an g e: Each model has a special platform is available in 2 different designs, depending on the ...

Page 8 - Co re u n i t v er s i o n s; Dr an g e

Citiz service manual 8 M O D E L O V E R V I E W 2.2 Co re u n i t v er s i o n s Dr an g e Cr an g e This comparison helps to identify the core unit version. 1) Coffee outlet 2) Closing handle 3) Coffee buttons 4) Cup holder There are additional differences between the 2 version...

Page 9 - M A I N C O M P O N E N T S; Ov er v i ew c o r e u n i t , Dr an g e

Citiz service manual 9 M A I N C O M P O N E N T S 3 M A I N C O M P O N E N T S 3.1 Ov er v i ew c o r e u n i t , Dr an g e For platform compo nents refer to model overview. 1) Cup support 2) Waste water container 3) Capsule container (used capsules) 4) Coffee nozzle 5) Steam...

Page 10 - In t er i o r v i ew c o r e u n i t , Dr an g e

Citiz service manual 10 M A I N C O M P O N E N T S 3.1.1 In t er i o r v i ew c o r e u n i t , Dr an g e 1) Button prints 2) Capsule bay 3) Brewing unit (TMBU, Tolkien Mini Brewing Unit) 4) Pump (Invensys CP4/SP) 5) Flowmeter (FHKSC12) 6) Electronic control board (with protec...

Page 11 - Ov er v i ew c o r e u n i t , Cr an g e

Citiz service manual 11 M A I N C O M P O N E N T S 3.2 Ov er v i ew c o r e u n i t , Cr an g e 1) Cup support 2) Waste water container 3) Capsule container (used capsules) 4) Side panel, left 5) Side panel, right 6) Coffee nozzle 7) Steam cover 8) Closing handle 9) Button "...

Page 12 - c o r e u n i t , Cr an g e

Citiz service manual 12 M A I N C O M P O N E N T S 3.2.1 In t er i o r v i ew c o r e u n i t , Cr an g e 1) Capsule bay 2) Brewing unit (TMBU, Tolkien Mini Brewing Unit) 3) Button prints (under top cover) 4) Pump (Invensys CP4/SP) 5) Flowmeter (FHKSC12) 6) Electronic control...

Page 13 - Ov er v i ew m o d el Ci t i z

Citiz service manual 13 M A I N C O M P O N E N T S 3.3 Ov er v i ew m o d el Ci t i z This is the basic model with the smallest platform (9). The drip grid (1) exists in 2 versions, matches with the cup holder of the core unit version (e.g. circular recesses). This model is pic...

Page 14 - Ov er v i ew m o d el Ci t i z & m i l k

Citiz service manual 14 M A I N C O M P O N E N T S 3.4 Ov er v i ew m o d el Ci t i z & m i l k The platform of this model is equipped with a milk frother (8). The drip grid (1) exists in 2 versions, matches with the cup holder of the core unit version (e.g. circular reces...

Page 15 - Ov erv i ew mi l k f r o t h er A ERO3

Citiz service manual 15 M A I N C O M P O N E N T S 3.4.1 Ov erv i ew mi l k f r o t h er A ERO3 The inside of the jug (3) has level marks (6), is surfacecoated for easy cleaning. The milk frother AERO3 is part of the standard equipment of the model Citiz & milk. 1) Lid 2...

Page 16 - Ov er v i ew m o d el Ci t i z & Co

Citiz service manual 16 M A I N C O M P O N E N T S 3.5 Ov er v i ew m o d el Ci t i z & Co The drip grid (1) exists in 2 versions, matches with the cup holder of the core unit version (e.g. circular recesses). This model is pictured with a Crange core unit. 1) Drip tray...

Page 17 - Fl u i d Sy s t em; Wat er c i r c u i t d i ag ram o f c o r e u n i t (al l Ci t i z v er s i o n s )

Citiz service manual 17 M A I N C O M P O N E N T S 3.6 Fl u i d Sy s t em 3.6.1 Wat er c i r c u i t d i ag ram o f c o r e u n i t (al l Ci t i z v er s i o n s ) L eg en d : The self priming device (4) allows the pump to suck water when it is filled with air (new machine, em...

Page 20 - T E C H N I C A L D A T A; Rat i n g p l at es; Ex am p l es o f b r an d s p ec i f i c r ati n g p l at es; Nes p r es so , EUv er s io n

Citiz service manual 20 T E C H N I C A L D A T A 4 T E C H N I C A L D A T A 4.1 Rat i n g p l at es 4.1.1 Ex am p l es o f b r an d s p ec i f i c r ati n g p l at es Nes p r es so , EUv er s io n The type plate can be found at the bottom of the coffee machine’s platform....

Page 21 - DeL on gh i , EUv er s i o n

Citiz service manual 21 T E C H N I C A L D A T A DeL on gh i , EUv er s i o n K o en i g , CHv er s i on EF483 Citiz D110 Limousine black/DeLonghi EN165.B EF483 Citiz D110 60's White/DeLonghi EN165.CW EF485 Citiz & milk D120 Limousine black/DeLonghi EN265.BAE EF487 Citiz & Co...

Page 22 - K r up s , EUver si o n

Citiz service manual 22 T E C H N I C A L D A T A K r up s , EUver si o n Mag i m i x, EUv er s i on EF484 CitiZ XN700510 grey EF484 CitiZ XN700610 red EF486 CitiZ & milk XN710610 red EF488 CitiZ & Co XN750510 grey EF483 Citiz M190 Ref 11290 black EF483 Citiz M190 Ref 112...

Page 23 - Tur m i x , A Tv er s i on

Citiz service manual 23 T E C H N I C A L D A T A Tur m i x , A Tv er s i on 4.1.2 Rat i n g p l at e d et ai l s EF484 Citiz C110 fire engine red/ Turmix TX 170 Citiz EF484 Citiz C110 steel grey/Turmix TX 170 Citiz EF486 Citiz & milk C120 fire engine red/ Turmix TX 270 Citi...

Page 24 - Dec o di n g t he alp h an um er i c ser i al n um ber

Citiz service manual 24 T E C H N I C A L D A T A Dec o di n g t he alp h an um er i c ser i al n um ber Ex am p l e: 4.1.3 Rat i n g p l at e o f m i l k f r o t h er (m o d el Ci t i z & m i l k ) By decoding the date of production and machine type, the coffee machine can b...

Page 25 - Su m m ar y o f t ec h n i c al d at a; Tec h n i c al d at a of c o f f ee m ac h i n es

Citiz service manual 25 T E C H N I C A L D A T A 4.2 Su m m ar y o f t ec h n i c al d at a 4.2.1 Tec h n i c al d at a of c o f f ee m ac h i n es Mai n s v o l t ag e r an g es Mains voltage for Citiz Europe, RU, AU, CN, KR, SG, HK, ME, ZA, IL, BR, AR ........... 220240 V /...

Page 28 - Di m en s i o n s an d w ei g h t m o d el Ci t i z

Citiz service manual 28 T E C H N I C A L D A T A Per fo r m an c e d at a Whisk speed ......................................................................................... 2’0002’700 rpm Preparation times (with full, semiskimmed or skimmed milk at 8 °10 °C fridge temperature) Hot mil...

Page 29 - Di m en s i o n s an d w ei g h t mo d el Ci t i z & m i l k

Citiz service manual 29 T E C H N I C A L D A T A 4.2.4 Di m en s i o n s an d w ei g h t mo d el Ci t i z & m i l k Dimensions (width x height x length) ............................................ 237 x 277 x 372 mm Weight (without water, milk frother included) ..................

Page 30 - Di m en s i o n s an d w ei g h t m o d el Ci t i z & Co

Citiz service manual 30 T E C H N I C A L D A T A 4.2.6 Di m en s i o n s an d w ei g h t m o d el Ci t i z & Co Dimensions (width x height x length) ............................................. 326 x 281 x 286 mm Weight (without water).............................................

Page 31 - O P E R A T I O N; Gen er al i n f o r m at i o n; St at u s i n d i c at i o n o f c o f f ee mac h i n e

Citiz service manual 31 O P E R A T I O N 5 O P E R A T I O N 5.1 Gen er al i n f o r m at i o n For an overview of operational controls see “Main Components” on page 9. For basic operation of the machine such as preparing a coffee and other related infor mation, refer to the user manual....

Page 33 - St at u s i n d i c at i o n o f m i l k f r o t h er A ERO3

Citiz service manual 33 O P E R A T I O N 5.2.2 St at u s i n d i c at i o n o f m i l k f r o t h er A ERO3 The operating button with red/blue backlight shows the status of the milk frother according to the following table: Power save deactivation (only for model Citiz & Co) Blinking...

Page 34 - Mac h i n e m o d es; Mac h i n e m o d es o f Ci t i z c o f f ee m ac h i n es

Citiz service manual 34 O P E R A T I O N 5.3 Mac h i n e m o d es 5.3.1 Mac h i n e m o d es o f Ci t i z c o f f ee m ac h i n es This table helps to understand the operating modes of a Citiz coffee machine: Mac h i n e m o d e En ter m o d e A c ti o n s Ex i t m o d e 1 Heat u...

Page 35 - Mac h i n e m o d es o f m i l k f ro t h er A ERO3

Citiz service manual 35 O P E R A T I O N 5.3.2 Mac h i n e m o d es o f m i l k f ro t h er A ERO3 6 Emptying mode (evaporing) 1) Switch off machine 2) Press and hold small coffee button 3) Switch on machine 1) Start pump 2) Stop pump after 10 s 3) Heat up thermo block to 105...

Page 36 - Pr o g ram /r es et f i l l u p l ev el; Pro g ramm i n g t h e f i l l u p l ev el

Citiz service manual 36 O P E R A T I O N 5.4 Pr o g ram /r es et f i l l u p l ev el Each coffee button can be programmed with a coffee volume for an individual cup size. The procedure for programming/resetting is the same for both coffee buttons. 5.4.1 Pro g ramm i n g t h e f i l l u...

Page 37 - Em p t y w at er s y s t em

Citiz service manual 37 O P E R A T I O N 5.5 Em p t y w at er s y s t em After every operation, some water remains in the coffee machine. Therefore the water system must be emptied if the coffee machine will not be used for a long time as antifreeze measure for repairs and shipm...

Page 38 - M A I N T E N A N C E; Dai l y m ai n t en an c e an d c l ean i n g; B ef o r e f i r s t c o f f ee or at t h e s t ar t o f day

Citiz service manual 38 M A I N T E N A N C E 6 M A I N T E N A N C E 6.1 Dai l y m ai n t en an c e an d c l ean i n g 6.1.1 B ef o r e f i r s t c o f f ee or at t h e s t ar t o f day The Citiz model is shown as example. Maintain and clean other models accordingly. 1) Fill wa...

Page 39 - A f t er l as t c o f f ee o r at t h e en d o f d ay

Citiz service manual 39 M A I N T E N A N C E 6.1.2 A f t er l as t c o f f ee o r at t h e en d o f d ay Ri s k o f f at al el ec t r i c al s h o c k an d fi r e! Nev er c lean w et o r im m er s e p l u g , c o r d o r ap p li an c e in an y f l u i d . Un p l u g ap p...

Page 40 - Mi l k fr ot h er of m o del Ci ti z & m i lk

Citiz service manual 40 M A I N T E N A N C E 6.1.3 Mi l k fr ot h er of m o del Ci ti z & m i lk Ris k o f d am ag e! Th e i n s i d e o f t h e j u g i s c o at ed f o r eas y c lean in g . Nev er u s e b r u s h es an d /o r c lean i n g ag en t s t h at c o n t ai n...

Page 41 - Des c al i n g; Des c al in g pr o cedu re f o r mo d el s Ci t i z and Ci t i z & mi l k

Citiz service manual 41 M A I N T E N A N C E 6.2 Des c al i n g Use this chart to inform a customer when to descale the coffee machine depending on local water hardness and average coffee consumption. Double the estimated time interval for model Citiz & Co. 6.2.1 Des c al in g pr o ced...

Page 45 - Des c al in g pro c edu r e f o r mo d el Ci t i z & Co

Citiz service manual 45 M A I N T E N A N C E 6.2.2 Des c al in g pro c edu r e f o r mo d el Ci t i z & Co 1) Eject capsules or check if capsules are removed. 2) Remove and empty capsule/waste water containers, drip tray and water tank. Ob ser ve t h e s af et y i n st r u ct i o ...

Page 49 - T R O U B L E S H O O T I N G; Ch ec k l i s t f o r c o f f ee m ac h i n e (al l m o d el s )

Citiz service manual 49 T R O U B L E S H O O T I N G 7 T R O U B L E S H O O T I N G 7.1 Ch ec k l i s t f o r c o f f ee m ac h i n e (al l m o d el s ) After an initial inspec tion in accordance with this check list, errors are quickly found and corrected with the appropri ate measu...

Page 51 - Ch ec k l i s t f o r m i l k f r o t h er

Citiz service manual 51 T R O U B L E S H O O T I N G 7.2 Ch ec k l i s t f o r m i l k f r o t h er The milk frother is part of the Citiz & milk model. Ch ec k Err o r s y m p to m s Meas u re / rep ai r w o r k Fu rt h er m eas u r es / r epai r w o r k 1 Check milk frot...

Page 52 - R E P A I R S; Saf et y i n s t r u c t i o n s; A d d it i on al in f or m ati o n

Citiz service manual 52 R E P A I R S 8 R E P A I R S These repair instructions are based on exploded drawings with position numbers combined with repair and mounting tips, presuppose basic knowledge in repairing Nespresso coffee machines. A s a r u l e, i d en ti c al c o m p o n ...

Page 54 - Des i gn ati o n o f s p ar e par t s; Res i du al wat er

Citiz service manual 54 R E P A I R S Des i gn ati o n o f s p ar e par t s The components in the following illustrations are indexed with position numbers. See separate spare parts list for corresponding spare part numbers. Di s t in g u i s h b et w een s p ar e p ar t s o f t h e d if f...

Page 55 - To o l s an d ac c es s o r i es

Citiz service manual 55 R E P A I R S 8.3 To o l s an d ac c es s o r i es With the following assortment of tools, all repairs described can be made: A dynamometric screwdriver with suit able bits is recom mended. 1) Special screwdriver with short oval bit (EFR no. 0004872) 2) Shor...

Page 56 - Pl at f o r m d i s as s em b l y m o d el Ci t i z

Citiz service manual 56 R E P A I R S 8.4 Pl at f o r m d i s as s em b l y m o d el Ci t i z 8.4.1 Gen eral d i s as s em b l y This general disassembly is necessary before the removal/disassembly of a core unit is possible, gives access to the components and wiring of the pla...

Page 58 - A s s em b l y c h ec k p oi n ts

Citiz service manual 58 R E P A I R S A s s em b l y c h ec k p oi n ts • Check if 2 rubber stoppers are mounted on waste water container (6). • Insert bottom cover (51) with small end into platform at first. Then fold it down and close latches. Take c ar e n o t t o j am an y w i res at...

Page 59 - Rep l ac i n g w at er t an k c o n n ec t o r

Citiz service manual 59 R E P A I R S 8.4.2 Rep l ac i n g w at er t an k c o n n ec t o r • Pull off both hoses from water tank connector (53). • Release the 3 latches around the water tank connector one after the other by pressing the top of their hooks outwards with a screwdriver (see...

Page 60 - Rep l ac i n g mai n s s w i t c h

Citiz service manual 60 R E P A I R S A s s em b l y c h ec k p oi n ts • Check that gasket is inserted in water tank connector (53) correctly. • During assembly of the water tank connector on the platform, each of its 3 latches has to engage with an audible click. • Mind the different dia...

Page 61 - A s s em b ly c hec k po i nt s

Citiz service manual 61 R E P A I R S A s s em b ly c hec k po i nt s • Use marked cable guide to lay wires. • The mains switch holder (54) has a notch: correct fitting position is with mains switch connections next to the platform (see detail). • During assembly of the water tank connect...

Page 67 - Pl at f o r m d i s as s em b l y m o d el Ci t i z & m i l k

Citiz service manual 67 R E P A I R S 8.5 Pl at f o r m d i s as s em b l y m o d el Ci t i z & m i l k 8.5.1 Gen er al di s as s em b l y This general disassembly is necessary before the removal/disassembly of a core unit is possible, gives access to the components and w...

Page 71 - Rep l ac i n g w at er t an k c o n n ec t o r

Citiz service manual 71 R E P A I R S 8.5.2 Rep l ac i n g w at er t an k c o n n ec t o r • Pull off both hoses from water tank connector (53). • Release the 3 latches around the water tank connector one after the other by pressing the top of their hooks outwards with a screwdriver (see...

Page 73 - Rep l ac i n g m i l k f ro t h er c o n n ec t o r

Citiz service manual 73 R E P A I R S 8.5.3 Rep l ac i n g m i l k f ro t h er c o n n ec t o r • Remove 3 small faston receptacles from milk frother connector (57). • Remove milk frother connector (57) by releasing 2 latches and swivel connector out from under the hook. A s s em b ly ...

Page 74 - Rep l ac i n g mai n s s w i t c h

Citiz service manual 74 R E P A I R S 8.5.4 Rep l ac i n g mai n s s w i t c h • Remove 4 insulated faston receptacles from mains switch (54). • Press blade of screwdriver between holder of mains switch and platform carefully. Lift holder with screwdriver slightly. Then press holder with ...

Page 75 - Rep l ac i n g p o w er c o r d

Citiz service manual 75 R E P A I R S 8.5.5 Rep l ac i n g p o w er c o r d • Remove 2 insulated faston receptacles (55) from mains switch (54). • If present, disconnect ground wire (15, part of thermoblock assembly). • Unlatch cable bracket (56) with screwdriver. Use a pair of flat pl...

Page 80 - Pl at f o r m d i s as s em b l y m o d el Ci t i z & Co

Citiz service manual 80 R E P A I R S 8.6 Pl at f o r m d i s as s em b l y m o d el Ci t i z & Co 8.6.1 Gen eral d i s as s em b l y This general disassembly is necessary before the removal/disassembly of one or both core units is possible, gives access to the components...

Page 84 - Rep l ac i n g w at er t an k c o n n ec t o r

Citiz service manual 84 R E P A I R S 8.6.2 Rep l ac i n g w at er t an k c o n n ec t o r • Pull off both hoses (63, 64) from water tank connector (53). • Release the 3 latches one after the other by pressing the top of their hooks outwards with a screwdriver (see detail) and lifting th...

Page 85 - Rep l ac i n g m ai n s s w i t c h

Citiz service manual 85 R E P A I R S A s s em b ly c hec k po i nt s • During assembly of the water tank connector (53) on the platform, each of its 3 latches has to engage with an audible click. • Insert gasket correctly (see detail). 8.6.3 Rep l ac i n g m ai n s s w i t c h • Rem...

Page 87 - Rep l ac i n g p o w er c o r d

Citiz service manual 87 R E P A I R S 8.6.4 Rep l ac i n g p o w er c o r d • Remove insulated faston receptacle of phase wire (55) from mains switch (54). • Disconnect both insulated adapter plugs of neutral wire (55). • If a ground wire is present, disconnect both flat receptacles (15...

Page 91 - Di s as s em b l y o f c o r e u n i t , Cr an g e; Rem o v e l ef t s i d e p an el

Citiz service manual 91 R E P A I R S 8.7 Di s as s em b l y o f c o r e u n i t , Cr an g e 8.7.1 Gen er al di s as s em b l y The core unit has to be removed from the platform at first (see according chapter "plat form disassembly"). It is possible to perform a general disasse...

Page 93 - Rem o v e r i gh t s i d e p an el

Citiz service manual 93 R E P A I R S 11. Swing up and remove left side panel. Rem o v e r i gh t s i d e p an el Remove the right side panel (4) in the same sequence as for the left side panel (3). Rem o v e b l i nd 1. Open 2 latches on each side of blind (9) with screwdriver. 2. Remo...

Page 94 - Rem ov e co v er

Citiz service manual 94 R E P A I R S Rem ov e co v er 1. Use a screwdriver to release 2 latches on each side. 2. Lift and remove cover (2). Rem ov e fr on t c o ver wi t h o ut l et 1. Release 3 latches on front cover by hand and press out outlet (5, see detail).

Page 96 - Rep l ac i n g c o mp ac t b r ew i n g u n i t

Citiz service manual 96 R E P A I R S 8.7.2 Rep l ac i n g c o mp ac t b r ew i n g u n i t • Use a pair of pointed pliers to remove connector clip (34) and hose (29) with Oring (36). • Use Torx screwdriver TX10 to loosen 4 screws (40). • After removal of compact brewing unit (14), re...

Page 98 - Gen er al

Citiz service manual 98 R E P A I R S 8.7.3 Rep l ac i n g p u m p Gen er al The pump (18) can only be replaced as assembly consisting of pump, prewired with thermostat (19, see below) or thermal cut off fuse (a) 2 pump supports (21, 22) pump cover (25). A blown thermal cut off...

Page 99 - Rep lac i ng pu m p ass em b l y

Citiz service manual 99 R E P A I R S Rep lac i ng pu m p ass em b l y • Remove both hoses (28, 32) from pump. Use a pair of pointed pliers to remove connector clip (35) with Oring (36). • Remove cover (43) from electronic control board and disconnect 2 faston recepta cles of pump wires....

Page 101 - Rep l ac i n g f l o w m et er; A s s em b ly c hec k po i nt

Citiz service manual 101 R E P A I R S 8.7.4 Rep l ac i n g f l o w m et er A s s em b ly c hec k po i nt • Lay connection cable to flow meter (27) in bracket. • Mind the hose positions on the flow meter.

Page 104 - Rep l ac i n g t h er m o b l o c k w i t h NTC s en s o r an d f i n e

Citiz service manual 104 R E P A I R S 8.7.6 Rep l ac i n g t h er m o b l o c k w i t h NTC s en s o r an d f i n e w i r e f u s e(s ) A defect thermoblock can only be replaced with an assembly consisting of thermoblock, prewired with NTC temperature sensor, fine wire fuse(s) and gr...

Page 105 - Rep lac i ng NTC t em p er at ur e s en s o r; A s s em b ly c hec k po i nt NTC t em per at u r e sen s or

Citiz service manual 105 R E P A I R S Rep lac i ng NTC t em p er at ur e s en s o r • Unplug NTC sensor cable from electric control board (42) first. • Test NTC temperature sensor (39), see “NTC temperature sensor functionality” on page 139. A s s em b ly c hec k po i nt NTC t em per ...

Page 106 - A s s em b l y c h ec k p oi n ts f i ne w i r e f us e(s )

Citiz service manual 106 R E P A I R S A s s em b l y c h ec k p oi n ts f i ne w i r e f us e(s ) • When mounting a safety clip (a) on the thermoblock (15), make sure that the housing of the fine wire fuse (b) is positioned exactly below the safety clip. • Tighten fastening screw and spri...

Page 107 - Rep l ac i ng el ec t ro n ic c o n t ro l b oard w i t h bu t t o n p ri n t s

Citiz service manual 107 R E P A I R S 8.7.7 Rep l ac i ng el ec t ro n ic c o n t ro l b oard w i t h bu t t o n p ri n t s • Remove at first NTC connector from electronic control board, connector cable from flow meter, electronic lid (43), faston receptacles from electronic con...

Page 108 - Rep l ac i n g b ut to n p r i n ts / c of f ee b ut to ns

Citiz service manual 108 R E P A I R S Rep l ac i n g b ut to n p r i n ts / c of f ee b ut to ns A s s em b l y c h ec k p oi n ts • After assembly check the plug arrangement of the electronic control board (see “Wiring diagrams” on page 118 and following. • Lay connection wires to butt...

Page 109 - Di s as s em b l y o f c o r e u n i t , Dr an g e; Rem o v e o u tl et

Citiz service manual 109 R E P A I R S 8.8 Di s as s em b l y o f c o r e u n i t , Dr an g e 8.8.1 Gen er al di s as s em b l y The core unit has to be removed from the platform at first (see according chapter "plat form disassembly"). It is possible to perform a general disass...

Page 110 - Rem ov e r i g ht si d e pan el

Citiz service manual 110 R E P A I R S 4. Hold and pull outlet. 5. At the same time move disassembly tool upwards. 6. Carefully turn disassembly tool slightly backward to open the latch. 7. Insert disassembly tool into gap on the other side of the outlet. 8. Move disassembly tool upwards and...

Page 112 - Rem ov e l ef t si d e p an el

Citiz service manual 112 R E P A I R S 19. Swing up and remove right side panel. Rem ov e l ef t si d e p an el 20. Insert disassembly tool between bottom of left side panel (3) and chassis. 21. Swivel disassembly tool till latch at the front opens. 22. Relocate disassembly tool and repea...

Page 116 - Rep laci ng el ec tro ni c c on t rol bo ard wi t h but t on pri nt s

Citiz service manual 116 R E P A I R S 8.8.2 Rep laci ng el ec tro ni c c on t rol bo ard wi t h but t on pri nt s • Refer to page 114 for removing cover (2). The replacement board (42) is equipped with protec tive housing and cover.

Page 118 - Wi r i n g d i ag ram s; Wi r i n g d i ag r am s m o d el Ci t i z

Citiz service manual 118 R E P A I R S 8.9 Wi r i n g d i ag ram s 8.9.1 Wi r i n g d i ag r am s m o d el Ci t i z Wir i ng di ag r am 220 V 240 V IEC m od el Ci t i z, EF 483/484

Page 120 - Wir i ng di ag r am 120 V 127 V IEC (B r azi l) m od el Ci ti z, EF 483/484

Citiz service manual 120 R E P A I R S Wir i ng di ag r am 120 V 127 V IEC (B r azi l) m od el Ci ti z, EF 483/484

Page 121 - Wi r i ng di ag r am 120 V 127 V IEC (Mexi c o ) m o del Ci ti z, EF 483/484

Citiz service manual 121 R E P A I R S Wi r i ng di ag r am 120 V 127 V IEC (Mexi c o ) m o del Ci ti z, EF 483/484

Page 124 - Wir i ng di ag r am 220 V 240 V IEC m od el Ci t i z & m i l k , EF 485/486

Citiz service manual 124 R E P A I R S 8.9.2 Wi r i n g d i ag r am s m o d el Ci t i z & m i l k , EF 485/486 Wir i ng di ag r am 220 V 240 V IEC m od el Ci t i z & m i l k , EF 485/486

Page 128 - Wi ri ng di agram 220 V 240 V IEC core uni t , model Ci ti z & Co, EF 487/488

Citiz service manual 128 R E P A I R S 8.9.3 Wi r i n g d i ag r am s m o d el Ci t i z & Co , EF 487/488 Wi ri ng di agram 220 V 240 V IEC core uni t , model Ci ti z & Co, EF 487/488

Page 130 - F U N C T I O N T E S T S; Saf et y i n s t r u c t i o n s

Citiz service manual 130 F U N C T I O N T E S T S 9 F U N C T I O N T E S T S 9.1 Saf et y i n s t r u c t i o n s Some function tests are performed with an energized, partly opened coffee machine. 9.2 Req u i r ed eq u i p m en t 9.2.1 Ov er v i ew To simplify matters, the mo...

Page 131 - Ci t i z pr es s u r e g au g e ad ap t er

Citiz service manual 131 F U N C T I O N T E S T S 9.2.2 Ci t i z pr es s u r e g au g e ad ap t er This pressure gauge adapter is designed for the Citiz coffee machines. The pressure gauge adapter has 2 parts: • A connecting unit (3) with a sealing cone that is inserted in the capsule ca...

Page 132 - Meas u r e f l o w r at e

Citiz service manual 132 F U N C T I O N T E S T S 9.3 Meas u r e f l o w r at e The pressure adapter must sit firmly in the capsule bay. 1) Fill and insert water tank. 2) Open closing handle. 3) Insert connecting unit of pressure adapter into capsule bay. Push back sealing cone into c...

Page 133 - Pr es s u r e an d l eak ag e c h ec k s

Citiz service manual 133 F U N C T I O N T E S T S 9.4 Pr es s u r e an d l eak ag e c h ec k s Check the following parts of the coffee machine for leakages: • Compact brewing unit • Hose connections • Thermoblock • Pump • Self priming device 8) Switch on coffee machine. 9) Aft...

Page 136 - Meas u r e c o f f ee t em p er at u r e

Citiz service manual 136 F U N C T I O N T E S T S 9.5 Meas u r e c o f f ee t em p er at u r e 15) Switch off the coffee machine. 16) Open the valve and let water flow out of the pressure tester. 1) Switch on coffee machine. 2) Place a measuring cup on cup sup port.

Page 138 - Mi l k f r o t h er t es t s; Pr er eq ui s i te; Meas u r e h o t m i l k t em p er atu r e; Meas u r e m i l k f ro t h r at i o

Citiz service manual 138 F U N C T I O N T E S T S 9.6 Mi l k f r o t h er t es t s Pr er eq ui s i te Use newly opened UHT, full fat or semiskimmed milk at fridge temperature (+ 8 °C till + 10 °C) for the following tests only. 9.6.1 Meas u r e h o t m i l k t em p er atu r e • Pre...

Page 139 - NTC t em p er at u r e s en s o r f u n c t i o n al i t y

Citiz service manual 139 F U N C T I O N T E S T S 9.7 NTC t em p er at u r e s en s o r f u n c t i o n al i t y The resistance of the NTC temperature sensor must be within a defined range, other wise the temperature regulation will not work properly and the coffee machine will stay/ go i...

Page 141 - Pr o t ec t i v e ear t h (PE) c o n t i n u i t y t es t; Wh at c o f f ee m ac h i n e h as t o be t es t ed an d w h en ?; L eg al r eg u l ati o n

Citiz service manual 141 F U N C T I O N T E S T S 9.8 Pr o t ec t i v e ear t h (PE) c o n t i n u i t y t es t 9.8.1 Wh at c o f f ee m ac h i n e h as t o be t es t ed an d w h en ? This test is only necessary for class 1 equipment (threewire power cord with protective eart...

Page 143 - Wh at t o d o i f t h e p r o t ec t i v e ear t h c o n t i n u i t y t es t f ai l s

Citiz service manual 143 F U N C T I O N T E S T S 9.8.4 Wh at t o d o i f t h e p r o t ec t i v e ear t h c o n t i n u i t y t es t f ai l s • Check/measure ground connection in platform (refer to page 75). • Check/measure ground connection on milk frother connector (refer to pa...

Page 144 - Pr o t ec t i v e i n s u l at i o n t es t; Wh at c o f f ee m ac h i n es h av e t o be t es t ed an d w h en ?; L eg al r eg ul ati o n

Citiz service manual 144 F U N C T I O N T E S T S 9.9 Pr o t ec t i v e i n s u l at i o n t es t 9.9.1 Wh at c o f f ee m ac h i n es h av e t o be t es t ed an d w h en ? This test is necessary for class 1 and 2 equipment (with/without protective earth) after a repair wh...

Page 147 - Wh at t o d o i f t h e i n s u l ati o n t es t f ai l s

Citiz service manual 147 F U N C T I O N T E S T S 9.9.4 Wh at t o d o i f t h e i n s u l ati o n t es t f ai l s • Assume that the coffee machine is defect after a failed insulation test. • Check wiring and locate fault. After fault clearance proceed with troubleshooting check lis...

Page 148 - 0 E X P L O S I O N D R A W I N G S

Citiz service manual 148 E X P L O S I O N D R A W I N G S 1 0 E X P L O S I O N D R A W I N G S 10.1Mo d el Ci t i z, c o r e u n i t Dran g e (EF 483)

Page 154 - 1 P A R T S L I S T

Citiz service manual 154 P A R T S L I S T 1 1 P A R T S L I S T Po s . Co m p o n en t Rem ark 1 Chassis A 1 Chassis B 2 Cover A 2 Cover B 3 Side panel A left Ivory (old: Creamy White) 4 Side panel A right Ivory (old: Creamy White) 3 Side panel A left Black (old: Piano Bla...

Page 158 - 2 N O T E S

Citiz service manual 158 N O T E S 1 2 N O T E S