service manual - Eurohome Appliances
Contents
1. Fig 5 1 2 3 Fig 5 1 2 4 Page 14 43 Service Manual No 199 2012 HC 1540 1541 5 1 3 Condenser fan Fan mount Remove the ventilation grille and dust filter Press down the locating lugs of the mount at the same time and remove the mount from the funnel along with the motor Electrical connection is by means of a rigid plug in connector Fig 5 1 3 1 Fig 5 1 3 2 Fig 5 1 3 3 Page 15 43 Service Manual No 199 2012 HC 1540 1541 Fan mount unclip outer housing Strip the blades off the spindle remove fan motor from the mount Please take care that the spring struts do not break E Fig 5 1 3 4 Fig 5 1 3 5 Spring strut Fig 5 1 3 7 Spring strut Fig 5 1 3 6 Page 16 43 Service Manual No 199 2012 HC 1540 1541 5 2 Refrigerator compartment 5 2 1 Door replacement CAUTION To avoid injury to fingers or hands both hinges must be loosened before replacing the door Turn the screw in a clockwise direction by approx 8 turns until it is in the 0 position loosened VAAN KIRIA Naw NAA da aZ N eN 92 L A A w M y TYRANT la L Ws x t ed Fig 5 2 1 1 Fig 5 2 1 2 Page 17 43 Service Manual No 199 2012 HC 1540 1541 Disassembling the door Remove the fastening screws and take off the door Note When closed the door is held to a certain extent by the effect of the magnet door seal Support the door for safety or hold while removin2. 4 5 W Voltage 115 Volt AC Defrost heater Wattage approx 194 W Voltage 115 Volt AC Temperature fuse Tripping temperature 84 C is defective after it has been tripped and has to be replaced Page 34 43 Service Manual No 199 2012 HC 1540 1541 7 0 Customer menu permanent activation of the heater for the hinge housing mA OAV 7 o Up poan C H O __ Alarm Supercool On Off PremiumPlus NoFrost LIEBER Customer menu activation Press SuperFrost for approx 5 seconds All the functions that can be set and activated by the customer e g display brightness child lock are described in the operating instructions Permanent activation of the heater is not described in the operating instructions because of the energy consumption if due to major condensate formation in the hinge housing the heating should be permanently activated state HI must be assigned a new heating activation period HH Press the SuperFrost symbol for 5 seconds gt customer menu open Press the Down symbol for the freezer compartment until H appears in the display Press the SuperFrost symbol gt HO is indicated in the display Press the Up symbol for 5 seconds gt HH is indicated in the display Press the SuperFrost symbol Press the Up symbol for the freezer compartment until HI appears in the display Press the SuperFrost symbol Press the ON OFF symbol for the freezer compartment gt customer menu clo
3. IceMaker MN B a Service menu start SF SuperFrost Press Up and ON OFF H 1 Actual value simultaneously for 5 flashes Service menu active seconds Service mode testing electric loads H Press Up four times Service mode selected flashes a Press SF once Service mode activated oe bette Press Up once DD L IceMaker selected are Static r Press SF once nia V R n T d h ma flashes 1296 eae Press Up once R with rm o0 oo flashes Press IceMaker 1x flashes alternately with On Off alternately with r C flashes S aey with U Press Up once J r 3 ice cube tray emptied and remains in flashes flashes eject position alternately with alternately with 25 sec water pump ON m Press SF once 7 U Drawer must be closed After 25 seconds have elapsed J again flashes alternately with L O J Press IceMaker 2 flashes ON OFF button flashes lceMaker switches on and ice cube tray alternately with gt switch ON alternately with returns to home position Close drawer 0 mb y J flashes 6 12 Press Up once i Return to step 6 alternately with 7 U Press ON OFF once Return to level 2 LT Items L 1 L selectable Press ON OFF twice Return to normal control mode 9 7 Water pump only runs when the water tank is filling up Page 42 43 Service Manual No 199 2012 HC 1540 1541 8 5 3 Water tank pump L D MN e a Servic
4. Page 20 43 Service Manual No 199 2012 HC 1540 1541 5 2 3 Soft close mechanism replacement To prevent the door from slamming shut two soft close mechanisms are installed in each hinge housing They are inserted in the recesses and can also be pulled out again Soft close mechanism Fig 5 2 3 2 Fig 5 2 3 1 5 2 4 Heating of hinge housing To prevent condensation forming on the inside of the lower hinge housings they are heated using a foamed in heating system Heating activation is described in chapter 7 0 Fig 5 2 4 1 Page 21 43 Service Manual No 199 2012 HC 1540 1541 5 2 5 Dismantling the refrigerator compartment evaporator cover Light cover Remove fastening screws and take off light cover Disconnect cable IR REP N XR DA Ka E j s d LOR H a Ra C DIE AY SSi AnG SNG LEER oe Sap ye A Fig 5 2 5 1 Top air duct Remove fastening screws and withdraw air duct Top air duct Fig 5 2 5 2 Bottom air duct Remove fastening screws and take off bottom cover Fig 5 2 5 3 Page 22 43 Service Manual No 199 2012 HC 1540 1541 Evaporator cover Remove fastening screws side retaining clips and bayonet screw Disconnect fan cable Pull forward bottom left corner of the cover slightly so that it slips out of the recess in the compartment liner in the area of the fan Then swivel forward the entire left side and remove the cover Fan ca
5. begins the compressor and fan are switched OFF and the defrost heater is switched ON Duration The defrost heater remains switched ON until such time as the freezer compartment evaporator sensor has reached 41 F 5 C or a max defrosting time of 50 minutes has been reached Info After the end of the heating phase the compressor is switched ON with a 10 minute delay If the SuperFrost function is activated during the defrosting phase this will not interrupt defrosting When If door is open after 180 seconds Audible 3 beeps SuperFrost ON Freezer compartment sets itself to 29 F 34 C for 30 hours In the following 35 hours SuperFrost is ended automatically after the temperature falls 8K below the set value at 0 F gt 8 F or on expiry of the total period of 65 hours SuperFrost OFF The freezer compartment sets itself to the set value Attention If SuperFrost is actuated during a defrosting phase the SuperFrost function is not performed before the defrosting phase has finished its cycle Page 9 43 Service Manual No 199 2012 Sensors Air sensor Evaporator sensor Switch Door Drawer switch Loads Fan Defrost heater Interior light Position Function Position Function Position Type Contact type Function Position Function Position Function Position Function HG 1540 1541 On the front of the evaporator cover Switches
6. 0 1 Page 26 43 Service Manual No 199 2012 HC 1540 1541 5 3 Freezer compartment 5 3 1 Dismantling the freezer compartment drawers Remove insert Lift insert by approx 2 cm at the front and then push back to unclip it at the rear Lift the insert up and out of the drawer Fig 5 3 1 1 Remove drawer Remove fastening screws on the left and right rails Unclip rails from the rear locking pins and remove the drawer Please note position of the adjusting aids at the front important for assembly Adjusting aid 2 Fig 5 3 1 2 Page 27 43 Service Manual No 199 2012 HC 1540 1541 Horizontal adjustment option When assembling the drawers it must be ensured that the plastic shims under the front screws are properly mounted again They permit the horizontal adjustment of the drawers so that the outer edges are flush with the outer edges of the refrigerator compartment doors From the basic position 0 both drawers can be offset by 1mm or 2 mm respectively to the left or right As an aid the numbers and direction arrow are embossed on the shims Drawer offset to the left by 2mm Neutral position Drawer offset by 2mm to the right E Fig 5 3 1 3 Fig 5 3 1 4 Fig 5 3 1 5 Page 28 43 Service Manual No 199 2012 HC 1540 1541 5 3 2 Evaporator cover IceMaker Press up the locating lugs of the IceMaker and draw the IceMaker forwards Disconnect cables Retaining Fig
7. 3 Lamellar evaporator Page 31 43 Service Manual No 199 2012 HC 1540 1541 5 3 5 Fan Freezer compartment fan Disconnect fan cable Remove the fastening screws and detach the fan together with the mount Remove the blades and strip off the rubber rings Disengage the locating lugs and remove the bracket of the mount Fig 5 3 5 1 Fig 5 3 5 2 5 3 6 Reed contact Reed PCB for upper drawer Unclip the cover Remove the reed PCB from the mount and disconnect it Reed PCB Fig 5 3 6 1 Page 32 43 Service Manual No 199 2012 HC 1540 1541 Reed PCB for lower drawer Unclip the cover Remove the reed PCB from the mount and disconnect it Cover Ne e Reed PCB J Fig 5 3 6 3 Fig 5 3 6 4 Position of the magnets The magnets are foamed into the respective drawer Magnet Page 33 43 Service Manual No 199 2012 HC 1540 1541 6 0 Technical data 6 1 General Sensor values 35 30 25 20 PASAS SAS 20 25 30 35 6 2 Refrigerator compartment Interior light Wattage 2 x 2 86 watts Voltage approx 13 Voltlt DC Fan Wattage 1 1 watts Voltage 11 Volt DC Heating for Wattage 2x approx 6 watts hinge housing Voltage 115 Volt AC 6 3 Freezer compartment Interior light 2 strips with 2 LEDs each Wattage 4 x approx 1 1 W Voltage approx 18 20 V DC with connected LED lighting In total 4 4 W Fan Wattage approx
8. 5 3 2 1 Fig 5 3 2 2 Cover Unclip the air sensor and remove the four screws Draw the cover forwards and swing it out at the bottom AA Fig 5 3 2 3 Fig 5 3 2 4 Page 29 43 Service Manual No 199 2012 HC 1540 1541 5 3 3 Air sensor Air sensor Undo the strain relief for the cable feed through at the back of the appliance and pull the sensor out of the appliance at the back Mount the new sensor using the repair kit Strain relief Air sensor Va Fig 5 3 3 1 Fig 5 3 3 2 Temperature limiter Unscrew the temperature limiter Cut into film to expose cable The new temperature limiter is put together using the repair kit Fig 5 3 3 3 Fig 5 3 3 4 Page 30 43 Service Manual No 199 2012 HC 1540 1541 5 3 4 Evaporator sensor Evaporator sensor Raise evaporator module and swing it out in a forward direction Make incisions in the sheeting at the marked locations see Fig 5 3 4 1 and Fig 5 3 4 2 Bend or pull open the retaining lugs of the cover plate and remove it Draw the evaporator sensor to the left out of the lamellar evaporator Undo the strain relief for the cable feed through at the back of the appliance and pull the sensor out of the appliance at the back Mount the new sensor using the repair kit Defrost heater Is clipped into the evaporator fins Can be replaced if defective Defrost heater Fig 5 3 4 2 Cutting open the evaporator cover Fig 5 3 4
9. Frost Press Up and ON OFF simultaneously for 5 seconds Actual value Service menu active Panel test test of sensor buttons display elements door sensor and beep 2 H Press Up twice Panel test selected flashes E 3 H Press SF once bag oa k flashes ga activate i Press SF once All symbols segments All symbols segments static Doors closed open and Beep for 2 sec After the last button has press all buttons one after p ld eches been pressed a beep All symbols segments the other ERS sounds for 2 seconds each operation is only if the test has been confirmed by a beep successful Panel test cannot be ended in step 2 for example it has to be performed in full Should a button sensor be defective there will be no 2 second beep and the appliance will not switch OFF The appliance then has to be unplugged and plugged back in again Page 38 43 Service Manual No 199 2012 HC 1540 1541 8 4 Sensor test display of temperature and door contact test E d i 8 4 1 Refrigerator freezer compartment E Display Operation Display following Testing option Info operation Service menu start SF SuperFrost Press Up and ON OFF Service menu active 1 Actual value simultaneously for 5 seconds Sensor test and door contact test sensor values without offset appliance in control mode Press Up three times Sensor test mode H selected E 7 QE Sensor test mode l E p SF 3 Freezer com
10. LIEBHERR Service Documentation service Manual No 199 2012 LWL KDT baj 08 08 12 Appliance Documentation HC 1540 1541 ECN 5026 vers 137 237 from Index 10 NoFrost fridge freezer 30 wide freezer compartment with pull out drawer EF v ur _ w E p F P Page 1 43 199201200SM_gb Service Manual No 199 2012 HC 1540 1541 Contents 1 0 Operating and control elements T 3 2 0 FUNCUONS at a Clan H 4 3 0 lt DESCFIDUON ON a Pla Cena 5 3 1 Sensor positions schematic diagrams see ee ee ee e eee 6 Sie FIAN a OU o tidad ocidcai n 6 4 0 Main components and their functions s ssssssssssssssssss sese sese sees ess sese enen ennenen enen enen 7 4 1 Electrical components and functions sese eee eee eee ee eee 7 Lal Genera o 7 41 2 Remgeralor compartimento 8 Aa RES eze compare das ira iaa 9 4 2 Refrigeration components and FUNCTIONS sss sese eee ee ee ee ee eee 11 E I G Tee Pr PN rr a IPS SCP EE em Tec RT RN eee 11 A252 IRemngeralor COMP al GiGi i seis Scene eaters A A declan eee 11 A 2 3 ICCZEMCOMDAMIMEIN daa adela bd 11 5 0 Assembly instructions replacement Of parts ssssssssssssssssssss ess ees ees eee eee enesenn neee 12 EMIRE T ITE 12 Salt Reels sib erat eee 12 D122 e er eae 13 e AAA O E A E 15 5 2 Reigerator compartimento da 17 52T DOOPTeplacem ent ect iia 17 5 2 2 Hinge replacement esse ee eee ee ee eee eee 19 5 2 3 Soft close mechanism r
11. an Position At the backside of the evaporator cover Function Parallel to the compressor Note After switching off the compressor the fan runs for 30 minutes Interior light Position In the air duct at the ceiling of the fridge compartment Function Shines as soon as the door is opened Is switched OFF after door has been open for 15 minutes Heating for Position Glued and foamed in on the back of the two bottom hinge housings left and right Function Can be activated when condensate collects hinge housing Page 8 43 Service Manual No 199 2012 HC 1540 1541 4 1 3 Freezer compartment Electronics Setting range Display range Functions Temperature alarm Defrosting Door alarm SuperFrost 6 F to 15 F 14 C to 26 C 32 F to 58 actual value display values over 32 F are indicated on bar display Alarm value 4K warmer than set value SuperFrost alarm value 14 F 10 C Delay 60 minutes Visual Flashing temperature display Audible 4 beeps During start up The temperature display flashes until the switch off value is reached the audible alarm is switched OFF After the defrosting phase begins the temperature alarm is suppressed for 1 5 hrs ON During start up after 6 hours cumulative compressor running time After a cumulative compressor running time of 15 to 24 hours maximum depending on the number duration of the door openings As the defrosting phase
12. ble Fig 5 2 5 4 5 2 6 Refrigerator compartment air sensor Air sensor Remove plugs and fastening screw from the sensor mount Pull out the air sensor through the back of the housing feedthrough and replace using the repair kit Air sensor Fig 5 2 6 1 Page 23 43 Service Manual No 199 2012 HC 1540 1541 5 2 7 Refrigerator compartment evaporator sensor Evaporator sensor Loosen 4 bayonet screws Swing the evaporator to the left Pull the sensor out of the mount Pull out the evaporator sensor through the back of the appliance feedthrough and replace using the repair kit The repair instructions accompany the repair kit WA Evaporator Fig 5 2 7 2 Fig 5 2 7 1 5 2 8 Refrigerator compartment fan Refrigerator compartment fan Unclip absorber ring along with fan Pull fan out of the absorber ring WA Absorber ring Fig 5 2 8 1 Fig 5 2 8 2 Page 24 43 Service Manual No 199 2012 HC 1540 1541 5 2 9 Water pump for IceMaker Base Remove fastening screws and twist up base Remove screws on the back Fig 5 2 9 1 Fig 5 2 9 2 Pump Raise cover and disconnect water hose Remove cover Disconnect cable for pump and reed contact Remove base and withdraw pump a Fig 5 2 9 3 Fig 5 2 9 4 Page 25 43 Service Manual No 199 2012 HC 1540 1541 5 2 10 Pressure compensating valve Valve Pull out valve and remove lip Fig 5 2 1
13. e 40 43 Service Manual No 199 2012 HC 1540 1541 i 8 5 Service mode L 8 5 1 Refrigerator freezer compartment l Display Operation Display following Testing option Info operation Service menu start SF SuperFrost Press Up and L 1 Actual value ON OFF simul iashes Service menu active taneously for 5 sec Service mode testing electric loads Power input 2 H Press Up four Service mode selected flashes times ene as es we approx 4 Di Press SF once U PP static static 4 W 1535 O Press Up once Preece Compartment n a static static compressor ON U l d Refrigerator compartment l Press Up once n a static static compressor ON 7 d Press Up once Freezer compartment fan 8pprox static static ON 45 W Press Up once Freezer compartment approx ad j go defrost heater ON 194 W Press Up once Refrigerator compartment approx pela og light ON 19 W Press Up once Refrigerator compartment approx aD kats fan slow 6 W Press Up once Refrigerator compartment approx L a fan fast 7 W P id Freezer compartment light 2PProx ress Up once f BE ON 85 W Press Up once i F Condenser fan ON at S approx Press Up once Heater hinge housing ON ab eC 12 W 5 15 Press Up once Return to step 5 fi 60 Press ON OFF once Return to level 2 1 7 Points LO selectable Press ON OFF twice Return to normal control mode Page 41 43 Service Manual No 199 2012 HC 1540 1541 8 5 2
14. e menu start SF SuperFrost Press L Up and ON OFF flashes Service menu active 1 Actual value simultaneously for 5 seconds Service mode testing electric loads Press Up four times Service mode selected A aes Press SF once Service mode activated cs kas Press Up once DD IceMaker selected irate Static 11 11 T 5 RIRS BIS U L Water tank pump selected dE static Press SF once cl 08 Press Up once flashes alternately with Water tank pump ON for 10 seconds oa En After the 10 seconds have elapsed MU o Pr F on alternately with 99S me ne alternately with flashes alternately with J an LU static flashes l Return to step 7 alternately with p Press Up once PIS Press ON OFF once Return to level 2 L Items L LC L selectable Press ON OFF twice Return to normal control mode 9 0 Error code table Defective component Emergency mode F1 Refrigerator compartment air sensor Compressor 10 minutes ON and 30 minutes OFF P com panMenwevaporao Compressor 10 minutes ON and 30 minutes OFF Freezer compartment evaporator sensor 7 p Compressor continuous operation Page 43 43 Freezer compartment air sensor Compressor continuous operation
15. eplacement eee ee ee e e ee 21 5 24 Heating Of MINGS MOUS ING rv E ba A A a AA A AE AAA 21 39 Freezer COMPA menta tel suxuatord awardanamend waseravnuailieleendile 27 5 3 1 Dismantling the freezer compartment drawers esse eee eee ee ee ee eee 27 53A ITE a tae 29 A A ne RRR Ar oT RE RRR Ce ee 30 53A Evaporator SCNSOF wart untae E kA eM E OS 31 O O ae cowie 32 55 0 Reed COMIC 32 6 0 TECHNIC Al data ri 34 ANEXA 34 6 2 Relrigera tor COM DAM codos 34 09 Freezer COMpariMeNlnni e nt endian aaa 34 7 0 Customer menu permanent activation of the heater for the hinge housing 35 8 0 Service Men a o a ag 36 BIR e a1 0 Sa a E E A E A te arent EE AAE T E E AE 36 A B 8 SS 37 Grd RANCIO A A ba 38 8 4 Sensor test display of temperature and door contact est eee eee 39 8 4 1 Refrigerator freezer COmpartrment see eee eee eee e ee ee e ee eee 39 E A A O a O 40 80 SCI VICE MOJO iii caldo 41 8 5 1 Retrigerator freezer compartimos deiciaiaa 41 9 9 2 ICM sisnates auatagiels iernissaga dau ne wean iua dau ioieaesiei dads eeu ut aendedamae a 42 8 0 3 Watertank DUMP mantis 43 9 0 ErFOr code table oi ia 43 Page 2 43 Service Manual No 199 2012 HC 1540 1541 1 0 Operating and control elements oO 4 A Alarm Supertool On Off Up Down A Up Down Onf SuperFrost IceMaker A 0 E A 7 o O 97 Control elements Refrigerator compartment Freezer compartment 1 SuperCool SuperCool function 5 Up Setting button temperat
16. ffset appliance in control mode Press Up three times 0 Sa mode a flashes selecte a L l Sensor test mode 3 Press SF once s E static activated E E 4 Press Up once IceMaker selected static static F l sensor temperature r DH Ice cube drawer door contact oP door open cL door closed flashes alternately with Press Up once flashes alternately with sensor temperature O p or BE Press ON OFF once Return to level 2 E No further points selectable with this appliance Press ON OFF twice Return to level 1 E Points d P E L selectable Press ON OFF three times Return to normal control mode 3 4 3 Water tank EN Step Display Display following operation Testing option Info Service menu start SF SuperFrost Hold down L 1 Actual value Up and On Off Masies Service menu active together for 5 seconds Sensor test and door contact test sensor values without offset appliance in control mode Press Up three times Roen mode a E selecte E a Press SF once L Sensor test mode flashes static activated L n Press Up twice Sato Water tank selected E A Press On Off once Return to level 2 NoE ther items selectable with this appliance Press On Off twice Return to level 1 _ P s d P E selctable Press On Off three times Return to normal control mode Reed contact water E e Press SF once flashes alternately between level oP empty cL full O P or C L pty Pag
17. functions 4 2 1 General Compressor 2 x VCC frequency controlled Refrigerant R134a 4 2 2 Refrigerator compartment Type Rear wall evaporator Type of installation Suspended freely Injection point At the top left 4 2 3 Freezer compartment Type Lamellar evaporator Type of installation Upright between air duct panel and inner liner Injection point Top centre Page 11 43 Service Manual No 199 2012 HC 1540 1541 5 0 Assembly instructions replacement of parts 5 1 General 5 1 1 Control panel electronics Covers Disengage the covers at the marked locations Unclip the front panel at the left and right Fig 5 1 1 1 Fig 5 1 1 2 Front panel with PCB Disengage and remove bus connector Note Front panel is only available in its entirety as a spare part i e the PCB and tube type reed are not available separately he Fig 5 1 1 3 Page 12 43 Service Manual No 199 2012 HC 1540 1541 5 1 2 Power electronics Cover remove fastening screw lift up cover at the rear and pull backwards Fig 5 1 2 1 PCB carrier Disconnect all cables from the power PCB remove the entire PCB carrier from the appliance ceiling Fig 5 1 2 2 Page 13 43 Service Manual No 199 2012 HC 1540 1541 Power PCB Unclip and remove the cover of the PCB carrier Disengage the PCB at the marked locations gt Es po IIA R THT HT HTH BSB NINA m y ee ra Iba pus L L
18. g the screws The hinges must be re tightened as soon as the new door is mounted Fig 5 2 1 4 Fig 5 2 1 3 Fig 5 2 1 5 Adjust door Slightly loosen fastening screws With the help of the set screw on the respective mounting bracket the door can be adjusted in relation to the hinge and thus the appliance body Retighten the fastening screws afterwards Fig 5 2 1 8 Page 18 43 Service Manual No 199 2012 HC 1540 1541 5 2 2 Hinge replacement CAUTION To avoid injury to fingers or hands both hinges must be loosened before replacing the door Turn the screw in a clockwise direction by approx 8 turns until it is in the 0 position y l i i li g Ai x Saas 19 g 7 z V c UE A wil TA ARAA AA A O ae 10 v KS N X ERWA ONA AONA AN My T Ra N U J 19 vy aoe L TAN MA mt NA SN k gt O M dA A S aT E wy TEN ai 1 Y Dre w C UUR Fig 5 2 2 1 Fig 5 2 2 2 Page 19 43 Service Manual No 199 2012 HC 1540 1541 Hinge Remove fastening screws and hinge On the outside the hinge is hooked into the housing with two lugs Fig 5 2 2 3 Fig 5 2 2 5 Tighten hinge To achieve the correct closing force once the new hinge and door are mounted the new hinge must be tightened Note Turn tensioning screw fully not just until screw head is in position Fig 5 2 2 6 loosened Fig 5 2 2 7 Fig 5 2 2 8
19. inth ON refrigerator compartment compressor on or freezer compartment compressor on OFF refrigerator compartment compressor off and freezer compartment compressor off Page 7 43 Service Manual No 199 2012 HC 1540 1541 4 1 2 Refrigerator compartment Electronics Setting range Refrigerator compartment 36 F to 45 F 2 C to 7C Display range 32 F to 99 F actual value display Temperatures colder or equal to 32 F are displayed as 32 F Functions SuperCool ON refrigerator compartment is controlled at 36 F for 6 hours OFF The refrigerator compartment adjusts itself to the set value Defrosting Automatic during compressor standstill phase Door alarm When If door is open after 180 seconds Audible 3 beeps Sensors Evaporator sensor Position In sensor holder on the back of the evaporator Function Switches the refrigerator compartment compressor ON Ends the defrosting phase Air sensor Position In the refrigerator compartment on the right side wall Function Switches the refrigerator compartment compressor OFF Generates the refrigerator compartment temperature display value Switch Door switch Position In front panel Type Tube type reed Contact type Make contact Function Activation via magnet on the door magnet is replaceable Switching signal when Door closed Fan ON Interior light OFF Door open Fan OFF Interior light ON Door alarm ON after 180 seconds Loads F
20. itching appliance OFF ON Automatic after the defrost parameters are reached Page 36 43 Service Manual No 199 2012 HC 1540 1541 Demo mode O Display Operation Display following Testing option Info operation Start service menu Demo mode ON SF SuperFrost Service menu active flashes Press 1 Actual value Up and ON OFF simultaneously for 5 seconds 2 H Press Up once Demo mode flashes selected d g Prese Ge once i Demo mode ON flashes i selected d i Press SF once Set value D mo mode N static and Demo Start service menu Demo mode OFF SF SuperFrost gt D L nm Q O gt Press U Up and ON OFF simultaneously for 5 flashes and Demo 1 Actual value and Demo Service menu active seconds d Demo mode Press Up once selected flashes flashes and Demo nN 3 Press SF once du Demo mode OFF flashes and Demo static and Demo selected Press SF once Actual value Demo mode OFF Lard and Demo The text Demo in the display informs of the activated demo mode Demo mode can be deactivated only via service menu not by OFF ON or disconnection from the supply Operation switches to the mode wanted demo mode or normal mode as soon as SuperFrost has been actuated Page 37 43 Service Manual No 199 2012 HC 1540 1541 8 3 Panel test p Display Operation Display following Testing option Info operation Service menu start SF Super
21. partment static ress once flashes alternately with air sensor sensor temperature i P Up Freezer compartment flashes alternately with daii UNGE flashes alternately with evaporator sensor sensor temperature sensor temperature H Refrigerator flashes alternately with Press Up once flashes alternately with COmpartment alr sensor temperature sensor temperature sensor Refrigerator 7 flashes alternately with Press Up once flashes alternately with COMpartment sensor temperature sensor temperature evaporator sensor i DH Refrigerator compartment door contact flashes alternately with O H or EL cL door closed oP door open flashes alternately with Press Up once sensor temperature i q i a Freezer compartment door contact cL door closed oP door open flashes alternately with Press Up once flashes alternately with sensor temperature O p o BE Press ON OFF once Return to level 2 E No further points selectable with this appliance Press ON OFF twice Return to level 1 E Points d P E L selectable Press ON OFF three times Return to normal control mode Page 39 43 Service Manual No 199 2012 HC 1540 1541 8 4 2 IceMaker ET Display Operation Display following Testing option Info operation Service menu start SF SuperFrost Press Up and ON OFF simultaneously for 5 seconds Actual value Service menu active Sensor test and door contact test sensor values without o
22. r Condenser fan Filter Page 6 43 Service Manual No 199 2012 HC 1540 1541 4 0 Main components and their functions 4 1 Electrical components and functions 4 1 1 General Electronics Type Components Compressor Type Function refrigerator compartment Function freezer compartment Function VCC Condenser fan Position Function Series 6 electronic control system Control panel and power PCB 2 VCC compressors frequency controlled ON Refrigerator compartment evaporator sensor switch on value Note On delay time 8 minutes must have elapsed OFF Refrigerator compartment air sensor switch off value ON Freezer compartment air sensor switch on value Note On delay time 8 minutes must have elapsed OFF Freezer compartment air sensor switch off value Compressor with various speed settings The compressor is triggered via an inverter the inverter electronics are mounted directly on the compressor The speed settings and switching off of the compressor are controlled by the inverter via an appropriate frequency signal pulse width modulated square wave voltage on a separate signal line Note In the event of the frequency signal being interrupted the compressor continues to run at a pre specified speed Runtime longer than 70 minutes Speed increase by one step during compressor operation Runtime shorter than 40 minutes Speed reduction on next start up In the appliance pl
23. sed Ne Ho naer O OOOO O m wowor Ch a0 ON 40 OFF HL as standard panama HH The original heater activation period HL can be re assigned to the HI state at a later stage e g when the ambient humidity has returned to a lower level Press the SuperFrost symbol for 5 seconds gt customer menu open Press the Down symbol for the freezer compartment until H appears in the display Press the SuperFrost symbol gt HO is indicated in the display Press the Down symbol for 5 seconds gt HL is indicated in the display Press the SuperFrost symbol Press the ON OFF symbol for the freezer compartment gt customer menu closed Page 35 43 Service Manual No 199 2012 HC 1540 1541 8 0 Service menu The service menu may be used by service technicians only Oe bh A vy 2 Up Down Sw y Alarm Supercool On Off l IS Doun SuperFrost keMaker Y J EE PremiumPlus NoFrost L EER ERE Activation of service menu Press Up ON OFF simultaneously for about 5 seconds freezer compartment buttons Once the service menu is activated MENU flashes in the display Manual defrosting A Display Operation Display following Testing option Info operation Service menu start SF SuperFrost Press Service menu active 1 Actual value ee Manual defrosting y selected seconds gt H ee H Manual defrosting ON flashes static selected Static static activated Manual defrosting is ended by Sw
24. the freezer compartment compressor on and off Freezer compartment evaporator sensor and freezer Compartment air sensor switch the freezer compartment fan ON Generates the freezer compartment temperature display value Slipped in in the lower area of the lamellar evaporator Freezer compartment evaporator sensor and freezer compartment air sensor switch the freezer compartment fan ON Ends the defrosting phase In the bar between the two drawers 2x reed PCB Make contact Activation via magnet foamed in on the top door interior on bottom left or the bottom door interior on top left Magnet is not replaceable Switching signal when Door closed Fan ON Interior light OFF Door open Fan OFF Interior light ON Door alarm ON after 180 seconds Top centre of freezer compartment ON Compressor on and Freezer compartment door closed and Evaporator and air sensor switch on value reached Switch on value evaporator sensor a During start up after defrosting phase 0 F 18 C b During normal operation 2K colder than freezer compartment air sensor OFF Compressor OFF Clipped into lamellar evaporator Defrosts the evaporator For activation see Functions Defrosting Below the cross connector and the bar Shines as soon as the door is opened ls switched OFF after door has been open for 15 minutes Page 10 43 Service Manual No 199 2012 HC 1540 1541 4 2 Refrigeration components and
25. ue Actual value 36 F to 45 F 42 C to 7 C 6 F to 15 F 14 C to 26 C Not present Visual audible Audible Audible Present Present Automatic Automatic Present Present Page 4 43 Service Manual No 199 2012 HC 1540 1541 3 0 Description of appliance The HC 1540 1541 is a fridge freezer with a NoFrost freezer compartment with IceMaker The refrigerator compartment is cooled via a freely suspended rear wall evaporator The temperature is controlled by an air sensor and an evaporator sensor The temperature in the freezer compartment is controlled by an air sensor The defrosting phases are initiated by way of the electronic control system taking compressor running time and door openings into account The appliance has 2 speed controlled compressors The refrigerator compartment and freezer compartment thus have separate refrigeration circuits and can be controlled separately Page 5 43 Service Manual No 199 2012 HC 1540 1541 3 1 3 2 Sensor positions schematic diagrams ew Front panel with PCB and SS 2 reed contact i O SEDO Refrigerator compartment air sensor Refrigerator compartment evaporator sensor pe Lea ee E EY HR R ES O O A i LE LE Freezer compartment l La s 3 air sensor N Te Sy Freezer compartment evaporator sensor Condenser Plinth layout Refrigerator compartment Freezer compartment compressor compresso
26. ure ON OFF ON OFF button for refrigerator higher compartment 6 Down Setting button temperature lower 3 Up Setting button temperature higher 7 ON OFF ON OFF button for freezer 4 Down Setting button temperature lower compartment 8 SuperFrost SuperFrost function 9 IceMaker ON OFF button for IceMaker General 10 Alarm Alarm OFF button for audible alarm Control elements Front panel MagicEye 11 Power failure 19 Demo Mode activated 12 Clean dust filter plinth 20 Sabbath Mode activated 13 SuperCool activated 21 Customer menu activated 14 Child lock activated 22 Temperature display in F 15 Alarm 23 Refrigerator compartment 16 IceMaker switched ON temperature 17 Water tank empty 24 Freezer compartment temperature 18 SuperFrost activated Page 3 43 Service Manual No 199 2012 2 0 Functions at a glance Control Temperature display Temperature range Temperature alarm Door alarm Fan Defrosting Interior light Service menu Compressor Solenoid valve refrigeration circuit Electronics Refrigerator compartment Freezer compartment Refrigerator compartment Freezer compartment Refrigerator compartment Freezer compartment Refrigerator compartment Freezer compartment Refrigerator compartment Freezer compartment Refrigerator compartment Freezer compartment Refrigerator compartment Freezer compartment Present 2x VCC Not present HC 1540 1541 Actual val
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