This product manual, including the instructions, guide- lines, and warnings, and related documentation, may be subject to changes and updates. For up-to-date product information, please visit dometic.com. Contents 1 Explanation of symbols ..............3 2 Safety instructions .
Safety instructions RUC5(x)08X, RUC6(x)08X, RUC8(x)08X NOTE Supplementary information for operating the product. 2 Safety instructions 2.1 General safety WARNING! Failure to obey these warnings could result in death or serious injury. Electrocution hazard • Installation and removal of the refrigerator may only be carried out by qualified personnel. •...
Page 5
RUC5(x)08X, RUC6(x)08X, RUC8(x)08X Safety instructions CAUTION! Failure to obey these cautions could result in minor or moderate injury. Health hazard • To avoid a hazard due to instability of the refrigerator, it must be fixed in accordance with the instal- lation instructions.
Page 6
Safety instructions RUC5(x)08X, RUC6(x)08X, RUC8(x)08X • Risk of overheating! Always ensure sufficient ventilation so that the heat generated during operation can dissipate. Make sure that the device is sufficiently far away from walls and other objects so that the air can cir- culate.
RUC5(x)08X, RUC6(x)08X, RUC8(x)08X Scope of delivery • To avoid food waste, note the following: – Keep temperature fluctuation as low as possible. Only open the refrigerator or the freezer as often and for as long as necessary. Opening the door for long periods can cause significant increase of the temperature in the compartments of the refrigerator.
• Incorrect maintenance or use of spare parts other than original spare parts provided by the manufacturer • Alterations to the product without express permission from the manufacturer • Use for purposes other than those described in this manual Dometic reserves the right to change product appearance and product specifications. 6 Technical description 6.1 General The refrigerator is a compressor refrigerator.
Page 9
RUC5(x)08X, RUC6(x)08X, RUC8(x)08X Technical description No. in Description Quantity fig. 1 Upper door rack Bottom door rack with bottle holder Crisper Refrigerator shelf Interior light Freezer compartment Control and display elements RUC6508X, RUC8508X Quantity No. in Description fig. 2 RUC 6508X RUC8508X Freezer compartment door Freezer door rack...
Page 10
Technical description RUC5(x)08X, RUC6(x)08X, RUC8(x)08X Quantity No. in Description fig. 2 RUC 6508X RUC8508X Refrigerator door Upper door rack Bottom door rack with bottle holder Crisper Refrigerator shelf Air duct cover plate Interior light Control and display elements Freezer shelf Freezer compartment 6.3 Control and display elements No.
Page 11
RUC5(x)08X, RUC6(x)08X, RUC8(x)08X Technical description 6.5 Display Main menu By default the display shows the following main menu: No. in Symbol Description fig. 4 Cooling capacity indicator (cooling level 1 – 5) Blue snowflake: Compressor is on. White snowflake: Compressor is off. Operation with AC power Operation with DC power Beep off:...
Page 12
Technical description RUC5(x)08X, RUC6(x)08X, RUC8(x)08X No. in Symbol Description fig. 4 User mode currently activated: PERFORMANCE mode (factory default): All functionalities of the refrigerator are activated. The inner fan switches on and off in the same way as the compressor. Cooling level 1 –...
Page 13
RUC5(x)08X, RUC6(x)08X, RUC8(x)08X Technical description Settings menu Button Description Child lock Beep off CI-Bus (not applicable) Standby mode and error screen After 10 seconds without operating the control knob, the backlight dims and the display returns to the main menu (A).
Installation RUC5(x)08X, RUC6(x)08X, RUC8(x)08X 7 Installation CAUTION! Risk of injury The refrigerator has sharp edges. Use gloves during installation. NOTICE! Damage hazard Do not install the refrigerator in the rear of motor homes with the door facing the direction of travel. 7.1 Preparing the installation When installing the refrigerator, note the following: •...
Page 16
Installation RUC5(x)08X, RUC6(x)08X, RUC8(x)08X 7.2 Installing the refrigerator The distance between the refrigerator and the back wall has an impact on the cooling performance and power con- sumption. For optimal cooling performance: ➤ Ensure that the clearance between the refrigerator and the rear wall is at least 10 mm and not more than 25 mm. ➤...
Page 17
RUC5(x)08X, RUC6(x)08X, RUC8(x)08X Installation No. in Description fig. 9 Maximum height for the top edge of the ventilation grille (250 mm below the compressor shelf) LS300 ventilation grille (accessories) Air outlet vent Air inlet vent Minimum height for the bottom edge of the ventilation grille (equal to the height of the compressor shelf) Air baffle ➤...
Page 18
Installation RUC5(x)08X, RUC6(x)08X, RUC8(x)08X Installation with one lower rear vent and one roof vent 100 mm 100 mm No. in Description fig. 0 Maximum height for the top edge of the ventilation grille (equal to 100 mm below the compressor shelf) LS300 ventilation grille Air outlet vent Air inlet vent...
Page 19
RUC5(x)08X, RUC6(x)08X, RUC8(x)08X Installation ➤ Make cut outs in the wall for the air inlet and outlet vents. Observe the required dimensions specified in the installation manual for the LS ventilation grille and the roof vent kit. – Position of the air inlet vent: It must be possible to install the ventilation grille so that the lower edge of the ventilation grille is at least 100 mm from the compressor shelf (fig.
Page 20
Installation RUC5(x)08X, RUC6(x)08X, RUC8(x)08X 1. Apply sealant to the inner edge of the mounting frame to ensure the installation is water resistant (fig. b). 2. Insert the mounting frame into the prepared openings in the outer wall (see chapter “Installing the refrigerator” on page 16) and screw the mounting frame to the mounting holes (fig.
Page 21
RUC5(x)08X, RUC6(x)08X, RUC8(x)08X Installation 7.4 Installing the roof vent NOTE Use the roof vent kit (accessories). No. in fig. e Description Hood Mounting frame 1. Apply sealant to the inner edge of the mounting frame to ensure the installation is water resistant (fig. f).
Page 22
Installation RUC5(x)08X, RUC6(x)08X, RUC8(x)08X 2. Insert the mounting frame into the prepared opening in the outer wall (see chapter “Installing the refrigerator” on page 16) and screw the mounting frame to the mounting holes (fig. g 1). 3. Insert the hood and screw it tight (fig. g 2). 7.5 Installing the drain water hose NOTICE! Damage hazard •...
Page 23
RUC5(x)08X, RUC6(x)08X, RUC8(x)08X Installation 1. Apply the sealing strip to all four sides of the bottom surface of the refrigerator (fig. h 1). 2. Push the refrigerator into position (fig. h 2). ✔ The space behind the refrigerator is sealed to the interior of the vehicle. 7.7 Securing the refrigerator CAUTION! Electrocution hazard and damage hazard •...
Connecting the refrigerator RUC5(x)08X, RUC6(x)08X, RUC8(x)08X 8 Connecting the refrigerator NOTICE! Damage hazard Lay the connection cables so that they do not come into contact with hot parts of the device or with sharp edges. 8.1 Connecting the refrigerator to DC power supply The electrical power supply must be connected by a qualified electrician who has demonstrated skill and knowledge related to the construction and operation of electrical equipment and instal- lations, and who is familiar with the applicable regulations of the country in which the equipment...
RUC5(x)08X, RUC6(x)08X, RUC8(x)08X Using the refrigerator 3. Protect the positive cable of the vehicle battery with a fuse: – 12 V: 15 A – 24 V: 7.5 A 8.2 Connecting the refrigerator to AC power supply DANGER! Electrocution hazard • Never handle plugs and switches with wet hands or when standing on a wet surface. •...
Page 26
Using the refrigerator RUC5(x)08X, RUC6(x)08X, RUC8(x)08X 9.2 Information on storing food CAUTION! Health hazard If the refrigerator is exposed to an ambient temperature below +10 °C for an extended period of time, regulation of the frozen compartment temperature can no longer be guaranteed. That may cause the temperature of the frozen compartment to increase and the stored goods to be defrosted.
Page 27
RUC5(x)08X, RUC6(x)08X, RUC8(x)08X Using the refrigerator 9.3 Saving energy • Only open the refrigerator as often and for as long as necessary. • Allow warm food to cool down first before placing it in the device to keep cool. • Defrost your refrigerator as soon as a layer of ice forms. •...
Page 28
Using the refrigerator RUC5(x)08X, RUC6(x)08X, RUC8(x)08X 1. Rotate the control knob to select a submenu. 2. Press the control knob to open the selected submenu. ✔ The submenu opens. 3. Rotate the control knob to navigate through the submenu items or to adjust a setting. 4.
Page 29
RUC5(x)08X, RUC6(x)08X, RUC8(x)08X Using the refrigerator 9.8 Setting the cooling capacity NOTE For ambient temperatures of +15 °C to +25 °C, select the average cooling capacity. 1. Select the submenu “Cooling capacity” (see table on page 27). 2. Rotate the control knob to set the desired cooling level. 9.9 Setting the child lock The child lock can be activated to prevent children from using the controls.
Page 30
Using the refrigerator RUC5(x)08X, RUC6(x)08X, RUC8(x)08X Opening the refrigerator door/freezer compartment door 90° ➤ Press the handle and pull the door open. Locking the refrigerator door/freezer compartment door 1. Ensure the door is not in the winter position (chapter “Positioning the refrigerator door/freezer compartment door into winter position”...
Page 31
RUC5(x)08X, RUC6(x)08X, RUC8(x)08X Using the refrigerator 9.11 Using the crisper NOTICE! Damage hazard The maximum load capacity of the crisper is 18 l. ➤ Use the slider in the crisper (fig. p, page 32) to regulate the humidity in the vegetable compartment: Goods to be cooled Optimal humidity Slider position...
Page 32
Using the refrigerator RUC5(x)08X, RUC6(x)08X, RUC8(x)08X 9.12 Removing and refitting the shelves WARNING! Risk of child entrapment All shelves are fixed in place to prevent children from climbing inside the refrigerator. • Only remove the shelves for cleaning purposes. • Refit the shelves and secure them in place. Removing the shelves (fig.
Page 33
RUC5(x)08X, RUC6(x)08X, RUC8(x)08X Using the refrigerator 1. Push the locking clamps upwards and remove them (1.). 2. Slide the shelf to the left until the plastic holders on the right side are free (2.). 3. Tilt the right end of the shelf up until the plastic holders on the left side are free (3.). 4.
Page 34
Using the refrigerator RUC5(x)08X, RUC6(x)08X, RUC8(x)08X Positioning the bottle shelf The shelves can be optionally installed in a backward or forward sloping position as a bottle rack. ➤ Remove the respective shelf and relocate the shelf as shown in fig. t. 180°...
Page 35
RUC5(x)08X, RUC6(x)08X, RUC8(x)08X Using the refrigerator 9.13 Replacing the door panel Removing the door panel ➤ Pull out the decorative strips on the sides of the door and remove the door panel.
Page 36
Using the refrigerator RUC5(x)08X, RUC6(x)08X, RUC8(x)08X Installing the door panel 1. Place the door panel on the door (fig. w). 2. Secure the door panel by attaching the decorative strips to the sides of the door (fig. x).
RUC5(x)08X, RUC6(x)08X, RUC8(x)08X Cleaning and maintenance 10 Cleaning and maintenance WARNING! Electrocution hazard Always disconnect the refrigerator from the AC and DC power supply before cleaning. NOTICE! Damage hazard • Do not use abrasive cleaning agents or hard objects during cleaning as these can damage the refrigerator.
Page 38
Cleaning and maintenance RUC5(x)08X, RUC6(x)08X, RUC8(x)08X 10.1 Defrosting the refrigerator The refrigerator compartment is equipped with an automatic cyclic defrost system that prevents excessive frost for- mation on the evaporator fins. If the refrigerator is used for a long time in high humidity and/or high ambient tem- peratures, frost may still form on the evaporator fins and the refrigerator must be defrosted manually.
RUC5(x)08X, RUC6(x)08X, RUC8(x)08X Troubleshooting 11 Troubleshooting Problem Possible cause Suggested remedy ➤ Check that no ventilation grille or roof vent is Poor cooling perfor- The ventilation around the mance. The refrigerator cooling unit is not suffi- obstructed. ➤ Check that the required clearances for the air does not reach the set cient.
Page 40
Troubleshooting RUC5(x)08X, RUC6(x)08X, RUC8(x)08X Problem Possible cause Suggested remedy ➤ Bend the component carefully away from the Unusual noises (e.g. loud A component of the refrig- humming) erant circuit cannot move obstruction. freely (touching the wall). ➤ Remove the foreign object. A foreign object is located between the cooling unit and the wall.
Page 41
RUC5(x)08X, RUC6(x)08X, RUC8(x)08X Troubleshooting 11.2 AC operation only Problem Possible cause Suggested remedy ➤ Connect the vehicle to the AC power supply. The refrigerator does not The vehicle is not con- work. The display does not nected to the AC power light up.
Page 42
Troubleshooting RUC5(x)08X, RUC6(x)08X, RUC8(x)08X Error Fault Solution message ➤ Charge the vehicle battery. Input voltage outside the ABS setting ➤ Switch on the ignition. range ➤ Switch the refrigerator off and on again. Ambient thermostat sensor error ➤ Contact an authorized service agent if this error occurs again.
If the product does not work as it should, please contact your retailer or the manufacturer's branch in your country (see dometic.com/dealer). The warranty applicable to your product is 3 year(s). For repair and warranty processing, please include the following documents when you send in the device: •...
Technical data RUC5(x)08X, RUC6(x)08X, RUC8(x)08X 14 Technical data This product contains fluorinated greenhouse gases. The cooling unit is hermetically sealed. RUC5308X RUC6508X RUC8508X Capacity 133 l 134 l 170 l • Refrigerator compartment 13 l 46 l 46 l • Frozen compartment...
Page 45
RUC5(x)08X, RUC6(x)08X, RUC8(x)08X Technical data RUC5308X RUC6508X RUC8508X Dimensions H x W x D (in mm) 1194 x 550 mm 1451 x 550 mm 1661 x 550 mm • With flange 1181 x 525 mm 1438 x 525 mm 1648 x 525 mm •...
Page 48
YOUR LOCAL YOUR LOCAL YOUR LOCAL DEALER SUPPORT SALES OFFICE dometic.com/dealer dometic.com/contact dometic DOMETIC GROUP AB...
Need help?
Do you have a question about the RUC5308X and is the answer not in the manual?
Questions and answers