SEB ARNO KRUPS Nescafe Dolce Gusto KP10 Series Service Manual Download Page 45

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Service manual

F U N C T I O N T E S T S

F U N C T I O N T E S T S

The following tests guarantee the correct function of the machine:

1. Heating up time
2.

Water temperature

Function test equipment

The illustrations of
the function test
equipment are sym-

bolic.

Electronic thermometer

Stop watch

Scale or graduated recipient

REL

HOLD

T1←T2

°C/°F

MAX MIN

Summary of Contents for ARNO KRUPS Nescafe Dolce Gusto KP10 Series

Page 1: ...SEB INTERNATIONAL SERVICE KP10XXXX PJ10XXXX 1 ...

Page 2: ...thout disassembling the machine 19 Cleaning or replacing injector plate deblocking of injector 19 General disassembly 22 Replacing water tank connector 27 Replacing pump 28 Replacing NTC temperature sensor 32 Replacing thermoblock 34 Replacing power cord with thermo fuses 34 Replacing power button assembly 36 Replacing electronic mainboard 37 Replacing locking handle 40 Replacing extraction head 4...

Page 3: ... O N E N T S Overview of external parts 1 Water tank 2 Selection lever cold stop hot 3 Locking handle 4 Capsule holder 5 Drip grid 6 Drip tray 7 Power cord e g with Swiss power plug 8 Cleaning needle 9 Power button illuminated 2 9 5 6 4 3 1 8 7 Cold Stop Hot 3 ...

Page 4: ...embly 2 Reed sensor 3 Electronic main board with support 4 Thermo fuses 2x 5 Main housing 6 Thermoblock 7 Power button assembly 8 Valve micro switch 9 Cold water pressure hose 10 Hot water pressure hose 11 NTC temperature sensor 12 Pump 13 Water tank connector 5 4 1 8 2 9 10 12 11 13 3 7 6 4 ...

Page 5: ... T S Water circuit 1 Water tank with valve 2 Filter and connector 3 Pump 4 Thermoblock 5 Selection lever 6 Position cold 7 Position hot 8 F connector 9 Injector plate 10 Capsule holder 11 Injector 12 Capsuleholder 1 2 3 4 5 7 9 6 11 8 10 5 ...

Page 6: ...40 W Ratings approx Preheating 8 0 Wh 1 small cup 40 ml Espresso 3 0 Wh 1 large cup 110 ml Lungo 8 3 Wh 1 travel mug 350 ml Powder 25 0 Wh Economy mode 0 1 W Flow rates 50 ml min R G Espresso 210 ml min at approx 8 0 bar R G Lungo 230 ml min at approx 7 5 bar R G Cappuccino 210 ml min at approx 8 5 bar R G Latte Macchiato 210 ml min at approx 7 5 bar Powder Milk 320 ml min at approx 3 5 bar Capaci...

Page 7: ... max 13 5 1 5 bar Noise max 65 dB A Dimensions mm Dimensions D x W x H 220 x 159 x 287 mm Power cord length approx 1 m Weight of machine without water approx 2 4 kg Distance from drip grid to coffee outlet mm Espresso 77 mm Mug 120 mm Tall glass 150 mm Higher cup 177 mm 220 28 7 1 5 9 77 120 150 177 7 ...

Page 8: ...the working temperature in about 30 seconds Operating modes and detected failures are indicated by LED signals of the power button as listed in the following table Operating modes Power button LED signals Economy mode Off Heating up self test red blinking approx 30 sec Ready green steady After beverage preparation cool down time red blinking approx 5 sec Descaling ready and during descaling cycle ...

Page 9: ... The pre heating time is approx 30 sec 1 Rinse water tank at first Then fill water tank up to max level with fresh potable water 2 Insert water tank 3 Open locking handle 4 Check that capsule holder is empty no capsule for the following rinsing procedure 5 Insert capsule holder and close locking handle 6 Make sure that selection lever is in central position 7 Connect mains plug 8 Place a jug with ...

Page 10: ...rough for approx 45 sec 12 Set selection lever to position hot water Let water run through for approx 45 sec 13 Set selection lever to middle position to stop rinsing 14 Remove and empty jug 15 Refill water tank 16 Reinstall water tank 17 Adjust position of drip tray to cup size The machine is now ready for use 45 sec 45 sec STOP M AX MAX 10 ...

Page 11: ...of hot water and product splashes capsule can burst Do not open locking handle prematurely 1 Check if water tank is filled 2 Check if machine is ON and ready 3 Re adjust drip tray if necessary 4 Place a cup under outlet 5 Open locking handle and pull out capsule holder 6 Insert a capsule in capsule holder 7 Insert capsule holder in machine and close locking handle 8 Set selection lever to position...

Page 12: ...ule immediately after use 11 Wait until power button lights up green approx 5 sec 12 Open locking handle and pull out capsule holder 13 Discard capsule in capsule bin 14 Clean capsule holder 15 Reinstall capsule holder or proceed with second capsule of beverage 16 Remove cup 5 sec 12 ...

Page 13: ...re auto shut off function This feature helps tosaveelectricity by reducing the amount of power the machine draws while it is not in use and helps protect the life of the machine For longer periods of standstill vacation etc Plug out power cord Empty water tank 5 min ON OFF Ignore the light sig nals and wait until the power button is no longer illuminated 1 Switch machine OFF 2 Press and hold the p...

Page 14: ...er tank and drip tray 2 Check that capsule holder is empty 3 Reinstall capsule holder 4 Set selection lever at position cold water Let water run through for approx 5 sec 5 Set selection lever at position hot water Let water run through for approx 5 sec 6 Set selection lever at middle position 7 Remove and empty jug 13 Clean machine and all accessories 14 Send machine back with capsule holder and a...

Page 15: ...he extraction head YES Go to point 2 2 NO Replace capsule holder NO Check injector plate 2 2 Capsule holder magnetic at all right corner at back side YES Go to point 2 3 NO Replace capsule holder 2 3 Magnet on backside of capsule holder Epoxy resin cover cracked or brittle YES Replace capsule holder NO Go to point 2 4 2 4 Drip tray inserts correctly in all 3 levels YES Go to point 2 5 NO Check if ...

Page 16: ...rking at position cold water YES Go to point g NO Go to point h YES g Check if pump is working at position hot water YES Go to point 4 3 NO Replace the extraction head valve switch might be broken If still not working replace also electronic main board YES h Check if pump s thermal cut off fuse 98 C is defective YES Replace pump NO Replace pump or electronic mainboard or extraction head 4 2 Indica...

Page 17: ...is functional NO Change NTC temperature sensor YES Go to point b YES b Fluid system is scaled YES Descale fluid system NO Replace electronic main board YES c Valve malfunction YES Replace extraction head NO Go to point d YES d Flow rate of pump out of range YES Replace pump NO Go to point 5 3 5 3 Hot water temperature is too high more than 95 C 203 F YES a Check if NTC temperature sensor is functi...

Page 18: ...point c YES c Filter of water tank connector is blocked YES Clean filter or replace water tank connector if neces sary NO Replace pump 7 Check for loud noises or vibrations 7 1 Check vibrations while putting a plastic beaker on the drip grid YES Coffee machine or plastic beaker is moving around YES a Check if drip tray and drip grid are inserted correctly set it right if necessary NO Go to point b...

Page 19: ...ling frequently A pin torx screw head looks like this Tools Applications Torx screwdriver for security screws Pin TX 10 Fastening screws for extraction head side panels water tank connector Phillips screwdriver no 1 Fastening screw of fuse holder on thermoblock Screwdriver with blade width 4 mm To open latches and snap connections Flat nose pliers Flat receptacles hose clips filter element of wate...

Page 20: ...mine upper side of injector plate pos 19 8 Clean interior space of sealing ring with a toothpick etc Danger of injury sharp pointed injector The extraction head is adjusted to a specific injector plate pos 19 Therefore do not mix up different injector plates acciden tally 19 2 If upper side of injector plate is wet and badly soiled the sealing ring is defect In that case replace injector plate 19 ...

Page 21: ...cycle without mounted injector plate Thecleaningneedle is also part of the descaling kit Alternatively use a pin or needle with dia 0 6 mm max to clear the injector bore A piece of polyamid fishing line or nylon monofilament with suitable diameter can be used also It is important to flush the machine thoroughly prior to the assembly of the injector plate Otherwise remaining impurities can block th...

Page 22: ...t the front side engages General disassembly 1 Remove water tank pos 6 and cleaning needle then capsule holder pos 17 and drip tray pos 13 together with drip grid pos 14 No adjustment is necessary after the installation of a new injector plate 19 Unplug machine from the mains before disassembling appliance must be isolated Store cleaning nee dle at a safe place 6 17 14 13 22 ...

Page 23: ...Service manual R E P A I R 2 Loosen 4 security screws behind extraction head and at water tank connector 23 ...

Page 24: ...Service manual R E P A I R 3 Open 2 snap connections at the bottom with the help of a screwdriver see detail 4 Unlatch right side panel pos 3 beginning at the bottom 3 24 ...

Page 25: ... button assembly pos 12 from electronic main board pos 7 6 Make sure that the connection cable of the power button assembly pos 12 can move freely J1 3 12 7 Use flat nose pliers to unplug connec tor Do not stress con nection cable of power button assembly 25 ...

Page 26: ...Service manual R E P A I R 7 Open 2 snap connections at the bottom with the help of a screwdriver see detail 8 Unlatch left side panel pos 3 beginning at the bottom 3 26 ...

Page 27: ...se and remove water tank connector pos 8 3 If silicone hose needs to be replaced too remove pump first Assembly tip Check that filter element and gasket are inserted correctly Otherwise the water tank can leak or the water tank valve does not open 8 The silicone hose is part of the water tank connector pos 8 27 ...

Page 28: ...ceptacle from pump pos 16 3 Unplug flat receptacle from electronic mainboard pos 7 see detail Depending on sup plier the body of the pump can have dif ferent colours The flat receptacles have a special connector latching Press down lever at first then pull receptacle 16 7 Pump Rear view 28 ...

Page 29: ...anual R E P A I R 4 Remove both pressure hoses with clips from pump pos 16 5 Lever pump support out of main housing with screw driver 6 Pull pump out of silicone elbow pos 8 part of water tank connector 16 8 29 ...

Page 30: ...vice manual R E P A I R 7 Cut cable tie and remove pressure hose from thermoblock pos 15 Assembly tips Cut pressure hose from extraction head to pump to 70 mm length according to illus tration 15 70 mm 30 ...

Page 31: ...he mounting position of its pressure hose connector at the top If necessary adjust connector with a fork wrench no 12 see detail Check pump wiring according to the wiring diagram 30 mm 18 Make sure that the pieced together pressure hose does not touch the side panels after installation to avoid noise emission The white plastic Iid on the pump is rotatable and has a square seat for the fork wrench ...

Page 32: ...cing NTC temperature sensor 1 Perform general disassembly 2 Unplug NTC connector from electronic mainboard pos 7 see detail 3 On thermoblock pos 15 pull defect NTC sensor pos 5 out of socket with a pair of pointed pliers 7 NTC 5 15 32 ...

Page 33: ...lamp spring on sensor body 7 Insert NTC temperature sensor in socket a partly so that both spring ends are in the socket already 8 Place a piercer or the blade of a screwdriver on opposite clamp shoulder 9 Drive clamp spring down the socket with light blows of a hammer Assembly tip Check that the new NTC temperature sensor is pressed down at the bottom of the socket 15 b a 5 Use a pair of pliers t...

Page 34: ...orm general disassembly 2 Loosen 2 screws and remove strain relief C if present 3 Remove water tank connector pos 8 4 Pull power cord pos 9 out of cable duct in housing bottom Defective thermo fuses can only be replaced together with the power cord Power cord wires have a country specific colour code C 9 8 Strain relief C is only used to clamp flat power cords addi tionally 34 ...

Page 35: ...sen screw and remove ground connection fuse holder clip and thermo fuses from thermoblock pos 15 6 Unplug flat receptacles from electronic mainboard pos 7 7 Unplug flat receptacle from thermoblock pos 15 and pump pos 16 15 7 15 16 35 ...

Page 36: ...ditional strain relief for a flat power cord Replacing power button assembly 1 Perform general disassembly 2 Turn power button assembly pos 12 counter clockwise carefully and pull it out from latches in left side panel pos 3 The flat receptacle at the pump has a special connector latching Press down lever at first then pull receptacle 12 3 The latches are frag ile handle with care 36 ...

Page 37: ...mainboard pos 7 Capsule Holder Detection to reed sensor in extraction head NTC to NTC sensor in thermoblock MMI to power button assembly 3 Remove valve detection micro switch from extraction head 4 Lead micro switch with cable through opening in housing 7 The latches of the micro switch support are fragile handle with care 37 ...

Page 38: ... from electronic main board pos 7 J8 Line to pump J7 Neutral to thermofuse J9 Pump to pump 6 Unplug cable Heater from thermoblock pos 15 see Check if flat receptacles have a special connector latching Press down lever at first then pull receptacle 7 15 38 ...

Page 39: ...oard pos 7 the service technician must be earthed using an earthing strap Insert new electronic main board with its corners into the guiding slots of the support first Then press electronic main board down and lock it in place For correct wiring refer to electrical wiring diagram 7 The electronic main board is sensi ble to electrostatic dis charge use safety meas ures 7 39 ...

Page 40: ...t with shutter pos 1 3 Close locking handle pos 2 and turn selection lever pos D to hot or cold water position 4 Lift blocked locking handle as far as possible Then turn front of locking handle to the right or left forcefully to release latches on one side Repeat procedure to the other side and remove locking handle 1 2 2 D 40 ...

Page 41: ...Perform general disassembly 2 Remove insert with shutter pos 1 and locking handle pos 2 from defect extrac tion head pos 4 3 Remove valve detection micro switch from extraction head 4 Unplug reed sensor connector from electronic mainboard pos 7 Capsule Holder 5 Lead reed sensor connector with cable through opening in housing 2 4 7 The latches of the micro switch support are fragile handle with car...

Page 42: ...Service manual R E P A I R 6 Cut cable tie and remove extraction head s pressure hoses from pump pos 16 and thermoblock pos 15 7 Loosen 2 screws and lift extraction head pos 4 out of housing 4 15 16 42 ...

Page 43: ...extraction head on housing mount locking lever pos 2 and insert with shutter pos 1 parts of replaced head Lead cables of reed sensor and valve detection micro switch through special opening in housing 1 2 Do not overturn screws when assembling new extrac tion head 43 ...

Page 44: ...Measures in mm Legend Faston Contact 4 8 mm Faston Contact 6 3 mm Receptacle Ring Solder Connection Crimp Connection Plug JST XH Series Stocko Pin Contact Valve Detection Capsule Holder NTC 4 Detection MMI PCS 2LEDs 1Switch 2p 2p 4p J5 J4 J3 J1 Power Supply Control Heater Neutral Earthing Line J8 J7 brown Q1 J10 black Q2 J9 Thermal Cutoff Fuse Pump Power Cord Thermal Cutoff Fuse Thermal Cutoff Fus...

Page 45: ...s guarantee the correct function of the machine 1 Heating up time 2 Water temperature Function test equipment The illustrations of the function test equipment are sym bolic 1 Electronic thermometer 2 Stop watch 3 Scale or graduated recipient 1 3 2 1 REL HOLD T1 T2 T1 T2 C F MAX MIN 45 ...

Page 46: ... button is turning green from 25 sec to 40 sec at 230 V mains voltage or within 60 sec at 100 V 120 V mains voltage and 50 60 Hz mains frequency 1 Plug into mains and press power button 2 Measure the heating up time with a stop watch time until power button stops blinking ON OFF 46 ...

Page 47: ...Service manual F U N C T I O N T E S T S Test is passed if water temperature is between 80 C to 90 C 176 F to 194 F 47 ...

Page 48: ...Only use special descaler for coffee machines never vinegar Carefully read safety instructions on decalcifier package 1 Fill a measuring jug with 0 5 l fresh potable water and dissolve one descaling sachet in it 2 Pour descaling solution into water tank 3 Insert water tank 4 Check that capsule holder is empty 5 Re insert capsule holder and close locking handle 6 Place a jug with enough capactiy un...

Page 49: ...water 9 Let hot descaling solution flow into jug for approx 45 sec 10 Set selection lever at middle position stop 11 Wait for approx 5 minutes 12 Set selection lever at position cold water 13 Let cold descaling solution flow into jug for approx 45 sec 14 Set selection lever at middle position stop 15 Wait for approx 5 minutes 16 Remove and empty jug 17 Remove rinse and clean water tank 5 sec ON 45...

Page 50: ...lever at position hot water 22 Let hot water flow into jug for approx 45 sec 23 Set selection lever at position cold water 24 Let cold water flow into jug for approx 45 sec 25 Set selection lever at middle position stop 26 Switch machine OFF This turns off the descaling mode 27 Remove and empty jug 28 Clean machine with a moistened cleaning cloth or sponge 45 sec 45 sec STOP OFF 50 ...

Page 51: ... bottle brush 1 Remove drip tray with drip grid 2 Empty and rinse drip tray 3 Wipe dry and re insert drip tray with drip grid 4 Remove capsule holder and rinse it on top and bottom side 5 Wipe dry and re insert empty capsule holder 6 Remove and empty water tank 7 Rinse water tank and clean inside with a baby bottle brush 8 Fill water tank with fresh potable water 9 Insert water tank 10 Check that ...

Page 52: ...lace a jug under outlet 12 Check that locking handle is closed machine is switched on and ready 13 Rinse machine with hot water for approx 10 sec 14 Remove and empty jug 15 Clean machine with a moistened cleaning cloth or sponge 10 sec STOP 52 ...

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SEB ARNO KRUPS Nescafe Dolce Gusto KP10 Series, Service Manual

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