Service Manual, RM8xxx
Contents
1. Heizelement DC 6b PA rj Heizelement AC 4a jelb gr n 6a gelbigr n Temperatur sensor Reed Schalter LII M108 X110 schwarz Elektronik braun Schaltbild RM 8XX1 Schaltbild RM 8XX0 N241217917DE N241217918DE TD S43 Dg Dometic INSTALLATION Electrical Installation Anschlusskabel DC Anschlusskabel DC D BD Erdung i Erdung schwarz nil Klemmleiste schwarz um mal Gas ein Gas aus braun gelb grin Heizelement AC braun weiss gt Erdung Ts Heizelement AC gelbigr n Reed Schalter Erdung ae r X108 X110 X1ll x106 X109 x102 X101 J4 23 pi 12 Elektronik X105 xX1i4 X108 X110 Xiii xi106 X108 Elektronik Schaltbild RM 8XX5 Schaltbild RM 8XX5 Marquardt Schloss 2412179190 N241217924DE INSTALLATION Gas installation First of all please note the information of the INSTALLATION INSTRUCTIONS The gas connection to the appliance has to be done with a cutting ring connection L8 DIN 2353 ST acc to EN 1949 e g Ermeto Burner control device 1 Gas valve 2 Gas connection 3 Gas tube to the burner 4 A max torque 10Nm and B max torque 20 Nm are preinstalled pipes TD S45 W Dometic SERVICE MAINTENANCE TD2. Gas Refueling stop of 15 minutes while operating in Auto 12V Mode i e the electronics system switches into gas mode only after 15 minutes During this time the appliances is in stand by operation mode and only the AU LED lights up Recognition of undervoltage as in 120V mode also active while D signal is available TD S34 Dometic COMPONENTS TD 32 Dometic Electronics POWER MODULE MES MOM k ki Fuse 1A 250V Fuse for burner control device TD 33 Connection to Display X105 12 V Supply Wiring Recognition of heating element X114 Reed switch or alt electr lock X108 Temperature sensor NTC X110 Connection burner control device failure X111 alt 2 electr Lock or reed switch X109 Lighting J4 J5 Frame heating J1 12 V IN for heating element J2 12 V Heating element X102 Heating element mains power X101 mains power inlet DB Dometic Electronics POWER MODULE AES 14 35 Contacts X105 X14 X108 X110 Xi X106 X109 X 102 X 101 a h TTET 611 0570035 2 T i v Hn hr iie IIT le T n Lu n 3 Ww T T f pt y a ey P M Fuse 1A RF Module for RMCD Connection to 250V remote control Display X106 D Solar X105 12 V Supply Wiring X
3. MODELS Special Features RM 8xxx If the fridge is equipped with a battery igniter as with the 7xxx generation a V85 Gas electro fitting and the known energy selection switch are used Also the RM 8xxx fridges are equipped with a galvanometer which indicates if the flame is burning At all single door fridges of the 8 series the main connecting block is positioned on the top of the housing The electronics is screwed into the panel TD S18 W Dometic MODELS Special Features RM 8xxx On the backside of the 8 series fridges the same components are used as with the xxx Generation Cooling unit gas valve GV 100 burner control device P810 burner and heating elements are identical The cooling unit and the components are screwed onto a metal sheet plate which is fixed onto the back side of the plastic housing TD S19 Dometic MODELS Special Features RM 8xxx The electronics were completely renewed MES AES Instead of using a semiconductor as with Electronics Electronics AES IIl or MES the new generation uses a microprocessor The AES models are equipped with a segment display If an error occurs there is an acoustic signal There is Optical differentiation no acoustic signal for the a BEEPER MES models All optical indications are shown with LED TD S20 DM Dometic OPERATION TD S21 DB Dometic OPERATION Interior light If the d
4. DOMETIC GMBH TECHNICAL DOCUMENTATION SERVICE MANUAL SIEGEN DOMETIC ABSORTION REFRIGERATOR for LEISURE VEHICLES the new 8 series RM 8XXX TD 2007 10 DB Dometic Content Page ds OPERATING TD S21 COMPONENTS INSTALLATION TD S39 SERVICE MAINTENANCE TD S2 Dg Dometic MODELS TD S3 Dg Dometic MODELS Description of models L with interior light RM manual ignition battery Refrigerator Mobile igniter E axi 1 Automatic ignition S housing with 5 Automatic ignition and step automatic energy selection Ieclower _ m 4 width 486 mm 0 Standard Depth D m 5 width 525 mm s 5 Depth 55 mm L extra Large single door 6 Depth 65 mm fridge with oven TD S4 Dometic MODELS Model Description RM S 8xx1 MES 85 122 RM S 8xx5 AES 85 122 Width of Housing 486 mm or 525 mm s Height 821 mm Depth 568mm 623mm or 633mm Fridges of the 8 series are only available with curved door TD S5 DM Dometic MODELS Model Description RM S 8xx0 Battery Igniter 85 122 Width of Housing 486 mm or 525 mm Height 821 mm Depth 568 mm 623 mm or 633 mm Fridges of the 8 series with manual ignition are provided with a battery igniter and a Gas Operation Indicator Galvanometer TD S6 Dg Domet
5. 6 the different test steps can be activated test steps 1 6 are indicated by the temperature LEDs 4 1 activates 120 V heating element 120V must be available 2 activates 120V relay 120V has not to be necessarily available activates 12 V heating element 12V has to be available 4 activates burner control device output Gas operation 5 activates frame heating 6 activates interior lights For fridges without electrical lock TD S58 Dg Dometic SERVICE MAINTENANCE Service Mode MES Recognition sequence Reed switch or electrical lock 8 activates temperature LEDs 4 9 activates lock and failure LED 2 5 Exiting the diagnosis mode Push the mode button or wait for 10 minutes TD S59 Dg Dometic SERVICE MAINTENANCE Controlling the interior light via reed switch The MES Electronics uses the X114 and X111 as well for controlling the reed switch as well as the electrical lock In the Service mode the electronics will recognize the application of a reed switch following the below steps 1 Choose step in the service mode 2 Deactivate D open the door 3 Push temperature button 6 4 Close the door reed switch will be recognized 5 Continue service mode push button 6 The interior light will now be controlled via the reed switch Basically the electronics are defined with recognizing Reed switch r s E TD S60 Dg
6. Dg Dometic SERVICE MAINTENANCE on A N AB Q2 N gt No 120 respective under 195V AC Mode No 12V respective under 10 5V DC Mode Ignition without success Gas Mode NTC sensor defect 120V heating element defect 12V heating element defect Door opened longer than 2min Failure LED 2 and 120 3 flash Acoustic Signal Failure LED 2 and 12 3 flash Acoustic Signal Failure LED 2 and 3 flash Acoustic Signal Failure LED 2 and Temp LEDs 4 flash Acoustic Signal Failure LED 2 and Indicator 4 1 flash Acoustic Signal Failure LED 2 and Indicator 4 HE 2 flash Acoustic Signal Acoustic Signal DB Dometic SERVICE MAINTENANCE Sequence for recognizing Heating element defect Conditions Interior temperature gt 18 64 C F corresponding relay is switched on 120V or 12V door has to be closed for longer than 5 minutes Temperature of reevaporater a is recorded After 2 hours the temperature b is recorded again if the fridge is in the same mode Ifthe temperature difference a b lt 3 K the corresponding heating element error will be indicated TD S57 Dg Dometic SERVICE MAINTENANCE Service Mode MES The Service Mode is activated by keeping pressed down the temperature button and switching on the main button After this all 3 mode LEDs 3 light up By pushing the temperature button
7. after the other 11 activates all LED s Exiting the diagnosis mode Push mode button or wait for 10 minutes TD S53 Dg Dometic SERVICE MAINTENANCE Controlling the interior light via reed switch The AES Electronics uses the X114 and X111 as well for controlling the reed switch as well as the electrical lock The electronics will recognize the application of a reed switch following the below steps 1 Choose step 9 in the service mode 2 Open the door 3 Close the door reed switch will be recognized 4 Continue service mode push button 6 The interior light will now be controlled via the reed switch Basically the electronics are defined with recognizing Reed switch PU s ra e TD 54 Dg Dometic SERVICE MAINTENANCE Electrical door lock Optionally 2 electrical door locks can be controlled They are connected to X111 and X114 it does not matter in which order X111 and X114 are equivalent In the service mode the electronics will recognize the locks following the below steps 1 Open the door s 2 Choose step 9 in the service mode 3 Close door s Door locks will be recognized 4 Activate D 5 Continue Service mode push button 6 The locked door is indicated with LED 5 and can be unlocked by pushing the button 7 If you have 2 electrical door locks LED 5 will flash if one lock is not locked TD S55
8. is exchanged completely in case of a defect The transparent cover is not included but a separate part After removing the cover the lighting housing can be dismantled TD S50 Dometic SERVICE MAINTENANCE Some information Cleaning of burner The burner and the chimney must be cleaned regularly at least one time a year If auto gas is used Dometic recommends a maintenance every half year as the contamination risk of the burner is higher due to the burning of the auto gas TD 51 SERVICE MAINTENANCE Service Mode AES The Service Mode is activated by keeping pressed down the temperature button and switching on the main button After this the 7 Segment Display shows 1 By pushing the temperature button the different test steps can be activated 1 activates 120 V heating element 120V must be available 2 activates 120V relay 120V has not to be necessarily available 3 activates 12 V heating element D and 12V supply has to be available 4 Intern test step is not indicated 9 activates burner control device output Gas operation 6 activates frame heating 7 activates interior lights Except for electrical lock 5 E m a TD S52 Dg Dometic SERVICE MAINTENANCE Service Mode AES 8 Intern test step is not indicated 9 Recognizing electrical lock or reed switch 10 activates all segment components one
9. 109 Interior light Recognition of heating element J4 J5 Frame heating X114 Reed switch or alt electr lock J1 12 V IN for heating element X108 Temperature sensor NTC J2 12 V Heating element X110 Connection to burner control device failure 102 Heating element mains power X111 alt 2 electr Locks or reed switch X101 Mains power inlet TD S34 DB Dometic Burner Control Device P810 includes Igniter 20 30 sec Flame control and Flame failure device Gas valve control stops ignition and gas input in case of gas fault Power supply approx 1 3V k m Tnm wa pra 4 t li ad T LL af p COMPONENTS er ie aud 008 Dometic COMPONENTS Gas Safety Valve Gv100 includes 2 serial mounted gas valves Power supply approx 1 3V 1 5V per valve if switched on approx 0 V 09V TD 36 Dometic COMPONENTS Gas Burner Device Already installed Igniting electrode 1 lonization electrode 2 and ground contact 3 on burner chassis TD 37 Dometic COMPONENTS Temperature sensor NTC Installed at lower reevaporator All operation modes DC AC GAS are controlled thermostatically TD 38 Dometic INSTALLATION TD 39 DM Dometic Scheme of connecting points 120V wire connection to electronics Connecti
10. Dometic SERVICE MAINTENANCE Electrical door lock Optionally max two electrical door locks can be controlled They are connected to X111 and X114 Notify that if there is only one lock this has to be connected to X111 In the service mode the electronics will recognize the locks following the below steps Open the door s Choose step in the service mode Close the door s Deactivate D LS Continue Service mode with step 6 The locked door will be indicated via LED 5 and can be unlocked by pushing button If you have 2 electrical door locks LED 5 will flash if one lock is not locked TD S61 x Dg Dometic SERVICE MAINTENANCE Error messages No 12V respective under 10 5V DC Failure LED 2 and LED 3 DC Mode flash Mode Ignition without success Gas Mode 120V heating element or cooling unit Failure LED 2 LED 3 AC Mode and defect temperature LEDs 4 flash 12V heating element or cooling unit Failure LED 2 LED 3 DC Mode and defect temperature LEDs 4 flash TD S62 Dg Dometic SERVICE MAINTENANCE Sequence for recognizing heating element defect Conditions Interior temperature gt 18 64 C F corresponding relay is switched on 120V or 12V door has to be closed for longer than 5 minutes Temperature of reevaporator a is recorded After 2 hours the temperature b is recorded again if the fridge is in t
11. S46 DB Dometic SERVICE MAINTENANCE Some information Gas Valve GV100 This component includes two serial mounted gas valves as part of flame failure device Power supply approx 1 3V 1 5V per valve Power supply approx 0 V 0 9V per valve switched on gas mode Inductive resistance per valve ca 28 5 Ohm Measuring points Voltage and Resistance Valve 1 Pin 1 Ground Housing Valve 2 Pin 2 Ground Housing TD 547 W Dometic SERVICE MAINTENANCE Some information Burner Control Device P810 a X LIA 1 maa ny ho i d barman Par 27 bs E r Power Supply ca 1 3V Measuring points Flat plug connection between Pin 2 and Pin 3 Cable to Ignition plug 1 Cable to ionization plug 2 Exchanging the cables is not possible as they have different dimensions TD S48 Dg Dometic SERVICE MAINTENANCE Some information Temperature Sensor NTC Table of resistance Temperature C F Resistance kOhm 0 32 9 41 10 50 15 59 20 68 25 71 27 7 22 29 18 07 14 74 12 11 10 00 Measuring Point F ectroni ics loosen contact X108 Cable white brown When the sensor is defect the fridge will operate permanently TD S49 SERVICE MAINTENANCE Some information Interior light and door lock The Interior light and the door lock are unit which
12. dervoltage mode to normal mode after ca 20 seconds Undervoltage fault indication by flashing of display 2 3 see TD S23 TD S24 Dometic OPERATION 12V operation mode DC Mode The 12V operation mode is selected by pushing the button 1 see TD S23 The button has to be pushed several times until the LED next to the Symbol of the battery lights up Detection of undervoltage while operating with 12V The controlling electronics is equipped with a detection of undervoltage Conditions Limit value 10 5 V AC min 10 2 V max 10 8 V The 12V Relais switches of after ca 10 minutes observation Switches back from undervoltage mode to normal mode after ca 25 minutes Undervoltage fault indication by flashing of Display 2 3 see TD S23 TD 25 Dometic OPERATION Gas operation mode The 12V operation mode is selected by pushing the button 1 see TD S23 The button has to be pushed several times until the LED next to the Symbol of the Gas lights up or the AES display indicates GAS Ignition while operating with gas The controlling electronics initiates max 3 ignition attempts in the following cycle 25 sec ignition if not ok 2 min ventilation break 25 sec ignition if not ok 2 min ventilation break 25 sec Ignition if not ok FAULT INDICATION by flashing of the fault LED and the gas operation LED see TD 523 TD 26 W Dometic OPERATION Description of the Disp
13. he same mode Ifthe temperature difference a b lt 3 K the corresponding heating element error will be indicated TD 63 Dg Dometic METIC GMBH TECHNISCHE DOKUMENTATION IN DER STEINWIESE 16 D 57074 SIEGEN GERMANY www dometic com DB Dometic
14. ic MODELS Special Features RM 8xxx The housing of the fridge RM 8xxx consists of absolute plastic material Polystyrene and is equipped with carrying handles on the side Due to this a decrease of weight of ca 1 5 kg is achieved compared to similar models like RM 7401 or RM 7405 There is a continuous groove on the outsides and bottom part A flexible sealing has to be fitted into this groove in order to enable an airtight assembly 2 pama Tm 11 Las m ma TD S7 Dometic MODELS Special Features RM 8xxx TD S8 Building in the fridge please note that the feet are not screwed onto the housing anymore but are injected directly onto it Thus when building in the fridge it is not possible anymore to save 8mm height by taking off the feet MODELS Special Features RM 8xxx The color of the inner liner is not papyrus white anymore but white The shelves and the vegetable bin are ice blue An innovative shelf system enables individual usage of the cooling compartment The shelves and the bin are dishwasher suitable The vegetable bin is available with and without lid The rubber sealing is exchangeable TD S9 W Dometic MODELS Special Features RM 8xxx TD 510 In all single door RM 8xxx fridges the freezing compartment can be taken out if needed This increases the capacity as we
15. lay ELK 1 Pushing the button ON OFF and Mode selection button longer than 2 seconds ON OFF 4 5 step LED Indication for inner temperature Pushing the button lt 2 Seconds Selection next mode selection 5 LEDs max Setting 120V 12V GAS Auto 5 LED Indication for Door locked only for 2 LED Fault indication electrical lock 3 Segment Mode Indication 6 Button for temperature selection GAS Gas mode T Button for unlocking the door while driving 12 12 V DC Mode only for electrical lock 1202120 V AC Mode Selecting the automatic mode the display shows AU alternating Gas 12 or 120 AU automatic mode TD S27 Dometic OPERATION 120V operation mode manual The 12V operation mode is selected by pushing the button 1 see TD S27 The button has to be pushed several times until the 7 segment display indicates 120 Detection of undervoltage while operating with 120V The controlling electronics is equipped with a detection of undervoltage Conditions Limit value 103 V AC min 101 V max 105 V 120V Relais switches off after ca 5 seconds observation Switches back from undervoltage mode to normal mode after ca 20 seconds Undervoltage fault indication by flashing of display 2 3 and acoustic signal see TD S27 TD 28 Dometic OPERATION 12V operation mode manual The 12V operation mode is selected by pushing the button 1 see TD S27 The button has to be pu
16. ll as the cooling performance in the cooling compartment Dometic MODELS Special Features RM 8xxx RM 8xxx with removable freezer compartment Locking of freezing compartment TD 811 Dometic MODELS Special Features RM 8xxx All RM 8xxx fridges have a new door lock By pushing the locking button the door is opened Closing the door the locking bar snaps in and the door is locked For using the locking button the panel is formed asymmetric recess on one side l e changing the door rabbet is not possible anymore The rabbet has to be determined before the fridge is installed The product number controls the side of the door rabbet Please notify this if the door or the fridge is exchanged TD S12 DM Dometic MODELS Special Features RM 8xxx The locking bar inside the door is fixed with two screws which are behind a plastic cover The gear rods inside the door are not exchangeable The lock in the fridge is exchangeable It also contains the fridge lighting which was converted into a long living LED lighting The door is brought into winter position by moving the red hook TD 13 Dometic MODELS Special Features RM 8xxx Purchasing an RM 7xxx or an RM 8xxx there is the option of an electrical door lock When the fridge door is closed it is kept shut by a magnetic sealing but not locked Starting the engine the electronics will automatically lock the f
17. on power supply 12VDC D and S Signal 12VDC Power supply Heating element Gas supply TD 40 W Dometic INSTALLATION Electrical Installation First of all please note the INSTALLATION INSTRUCTIONS Some important points Power line connection protection with a 2A fuse s Battery connection protection with a 16A fuse The electric circuit of the 12V heating element has to be switched an appropriate relay so the heating element is not supplied anymore after the engine has been turned off The electronics has to be permanently attached to 12V which is not interrupted turning off the engine TD S44 DM Dometic INSTALLATION Electrical Installation Terminal block AES Model 1 black cable 12V permantent connection for electronics 2 violet cable 12V permanent connection for electronics 3 bl D cable to contact X106 on the electronics 4 wt S cable to contact X106 on the electronics 5 white cable for 12V heating element 6 red cable for 12V heating element via starter lock and 16A fuse At the terminal strip of the MES models the terminals 3 4 are not used TD 42 INSTALLATION Electrical Installation eee Anschlusskabel AC Anschlusskabel DC B amp D Reed Schalter 1 Z Klemmleiste schwarz Lk L ro E Thermoschalter ra Gas ein 3 E Gas aus Energiewahlschalter braun gt
18. oor is left opened the lighting switches off automatically after 2 minutes Dimming function of the indications on the operation panel 10 seconds after the button has been pushed for the last time the indication LED switches into the dim mode The dim mode is reversed by pushing a button The desired function is activated by pushing the button again TD 22 Dometic OPERATION NES Description of the Display 4 5 step LED Indication for inner temperature selection 5 LEDs max Setting 5 LED Indication for Door locked only for electrical lock Button for temperature selection Button for unlocking the door while driving only for electrical lock 1 Pushing the button ON OFF and mode selection button longer than 2 seconds ON OFF Pushing the button lt 2 Seconds Selection next Mode 120V 12V GAS Auto 2 LED Fault indication 3 LED Mode Indication TD 23 DM Dometic OPERATION 120V Operation mode AC Mode The 120V operation mode is selected by pushing the button 1 see TD S23 The button has to be pushed several times until the LED next to the Symbol of the power plug lights up Detection of undervoltage while operating with 120V The controlling electronics is equipped with a detection of undervoltage Conditions limit value 103 V AC min 101 V max 105V The 120V Relais switches off after ca 5 seconds observation Switches back from un
19. ridge door due to the recognition of the D signal Also with this kind of door lock changing the door rabbet is not possible TD S14 Dg Dometic MODELS Special Features RM 8xxx TD S15 All RM xxx fridges are equipped with new door hinges made of metal with a plastic casing polystyrene This hinges are not screwed onto the housing anymore but snap in Thus it is not necessary anymore to adjust the height Building in the fridge please note that the door hinges have to be supported Minimum requirement for the supporting surface of the lower hinges is the distance from the housing edge to the outer edges of the hinges with 40mm MODELLE Special Features RM 8xxx Changing the decor plate the door has not to be demounted anymore It can be changed easily A x Loosen the plastic ledge on the locking side carefully This ledge is only Snapped in but not screwed onto the housing Then pull out the decor plate and put in the new one After this reattach the plastic ledge TD S16 Dometic MODELS Special Features RM 8xxx The operation panel can be loosened with two screws when the door is opened The electronics at the RM 8xx1 and RM 8xx5 is screwed into the panel from the inside If the fridge is demounted the operation panel including the holding device can be loosened very easily It is only attached to the housing TD S17 Dometic
20. shed several times until the segment display indicates 12V D or S is not taken into account in the manual mode Detection of undervoltage while operating with 12V The controlling electronics is equipped with a detection of undervoltage Conditions Limit value 10 5 V AC min 10 2 V max 10 8 V 12V Relais switches off after 10 minutes observation Switches back from undervoltage mode to normal mode after ca 25 minutes undervoltage fault indication by flashing of display 2 3 and acoustic signal see TD S27 TD S29 W Dometic OPERATION Gas operation mode manual The gas operation mode is selected by pushing the button 1 see TD S27 The button has to be pushed several times until the 7 Segment display indicates GAS Ignition while operating with gas The controlling electronics initiates max 3 ignition attempts in the following cycle 25 sec ignition if not ok 2 min ventilation break 25 sec ignition if not ok 2 min ventilation break 25 sec ignition if not ok FAULT INDICATION by flashing of the Fault LED and the segment display see TD 527 TD 30 W Dometic OPERATION Automatic Mode The automatic mode is selected by pushing the button 1 see TD S27 The button has to be pushed several times until the segment display indicates AU The display switches from AU to the current energy mode every 10 seconds Priority 12V Solar 120V 12V D
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