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Summary of Contents for MABRU POWER SYSTEMS RVSC 12000 BTU DC 12V
- Page 1 RVSC 12000 BTU DC 12V RV AIR CONDITIONING Mabru Rooftop Installation Manual RVSC 12000 BTU DC 12V 1-888-818-2814 www.MabruStore.com support@mabrumarine.com...
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Page 3: Table Of Contents
RVSC 12000 BTU DC 12V RV AIR CONDITIONING Mabru Rooftop Installation Manual RVSC 12000 BTU DC 12V Table of Contents WHAT’S INSIDE THE BOX ......1 PARAMETERS . -
Page 4: What's Inside The Box
WHAT’S INSIDE THE BOX MABRU 12V AC INSTALLATION ACCESSORIES KIT: Extra cable with in-line 80 amp fuse for ■ splicing or accessories Air conditioner trim (return vent) ■ Flexible external gasket ■ Mounting brackets ■ Plastic bag with nuts and bolts ■... -
Page 5: Parameters
DESCRIPTION PARAMETERS The Mabru Power Systems 12V roo op air conditioning unit is the ideal unit for RVs, trucks, vans, buses, and motorhomes. Our unit has been designed to be low profile, e icient, and reliable. PARAMETERS Size (roof) 38.19L x 33.78W x 6.5H... -
Page 6: Standard Installation
STANDARD INSTALLATIONS (RECOMMENDED) OPTION 1: The standard procedure to install the unit is by creating a new opening using the template size: Inches x 14 Inches STEPS: . Mark your cutout from the top of the roof. 1-888-818-2814 • support@mabrumarine.com... - Page 7 STEPS: . Drill the 4 holes for the pass-thru bolts. (For easier fit, use a unibit to oversize the holes) . Once the opening is cut you must smooth the edges and paint it with anti-rust paint. . Clean the surface thoroughly of any debris, dirt and/or grease to allow the gasket to seat properly. .
- Page 8 STANDARD INSTALLATIONS CONTINUED STEPS: . Peel the sticker from the foam gasket gradually while sticking it on the mounting plate, making sure it's outside the (4) bolts to prevent water leaks. Manually shape it to square shape while positioning. . Once the gasket is positioned, we recommend adding an UV rated sealant before positioning the unit for installation.
- Page 9 STEPS: . Once the unit is seated on top of the roof, drill a hole in your selected location to pass the cables thru the roof. We recommend using a cable gland, (not included) with the same sealant used for the gasket to prevent water leaks.
- Page 10 STANDARD INSTALLATIONS CONTINUED STEPS: . Take the return grille and connect the wire harnesses between the LED lights. Once the cables are in place, tighten the nuts to hold and adjust panel Finish the installation by plugging in the LED lights and clip them over the mounting nuts.
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Page 11: Customized Installation
CUSTOMIZED INSTALLATION INSTRUCTIONS NOTE: PROFESSIONAL INSTALLATION RECOMMENDED OPTION 2: Using a pre-existing 14x14 inches opening OR creating a New 14x14 inches opening using the template provided. STEPS: Place the template over the pre-existing 14x14 hole to determine screw hole placement. www.mabrustore.com... - Page 12 CUSTOMIZED INSTALLATION INSTRUCTIONS CONT'D STEPS: 2. Drill the 4 holes for the pass-thru bolts. (For easier fit, use a unibit to oversize the holes) Once the opening is cut you must smooth the edges and paint it with anti-rust paint. 1-888-818-2814 • support@mabrumarine.com...
- Page 13 STEPS: Clean the surface thoroughly of any debris, dirt and/or grease to allow the gasket to seat properly. Carefully carry the unit onto the roof of the vehicle while still facing up (in the box to avoid scratching) to allow access to the black plastic mounting plate (Outdoor and indoor unit separator) Unscrew the white plastic vent face by removing the (4)
- Page 14 CUSTOMIZED INSTALLATION INSTRUCTIONS CONT'D STEPS: Take out the remaining 2 nuts holding the styrofoam plenum in order to pull it out and make any necessary cuts to mold it to size. . From inside the vehicle, lay the styrofoam against the ceiling and mark the cutouts in the styrofoam plenum needed to fit the area you are trying to fit. (You may encounter some obstructions, such as roof rails.) Bear in mind that the styrofoam plenum will be seated...
- Page 15 STEPS: After modifying the styrofoam go back to the roof and peel the sticker from the foam gasket gradually while sticking it to the base of the unit, making sure it's outside the (4) bolts to prevent water leaks. Manually shape it to a square shape while positioning.
- Page 16 CUSTOMIZED INSTALLATION INSTRUCTIONS CONT'D STEPS: . Once the unit is seated on top of the roof, drill a hole in your selected location to pass the cables thru the roof. We recommend using a cable gland (not included) with the same sealant used for the gasket to prevent water leaks.
- Page 17 STEPS: Now it's time to position the styrofoam from the inside. Due to the non-standard unit adjustment, it will be necessary to fill the gap between the unit and the styrofoam ventilation duct. Fill in the gaps to maintain the separation between the discharge duct and the return duct.
- Page 18 CUSTOMIZED INSTALLATION INSTRUCTIONS CONT'D STEPS: Take the return grille and connect the wire harnesses between the LED lights. Once the cables are in place, tighten the nuts to hold and adjust pane Finish the installation by plugging in the LED lights and clip them over the mounting nuts.
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Page 19: Troubleshooting
TROUBLESHOOTING… ERROR CODES DIGITAL DISPLAY FAULT DESCRIPTION CAUSE Outside Fan Failure Check to see if pressure Condenser Air is too high and if the fan Restriction is running High Pressure Insufficient power or Battery wires not High Pressure adequate for this unit Undervoltage Low battery or E4/LU protection check for loose electrical... - Page 20 TROUBLESHOOTING NOTES To clear faults turn the battery power off for 5 seconds. LOW VOLTAGE FAULT AND UNDERVOLTAGE VALUE ADJUSTMENT The undervoltage value can be adjusted between the range of 9-28 volts. When the battery voltage is lower than the under voltage protection values the system will stop working and the error code LU will be displayed on the main display.
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Page 21: Warranty
WARRANTY WARRANTY Mabru Power Systems o ers a one year limited warranty. If the product is installed as original equipment on a vehicle, the warranty period shall begin on the date of the original purchase of the vehicle. In all other instances, the warranty shall begin on the date of the products purchase. - Page 22 NOTES __________________________________________________________ __________________________________________________________ __________________________________________________________ __________________________________________________________ __________________________________________________________ __________________________________________________________ __________________________________________________________ __________________________________________________________ __________________________________________________________ __________________________________________________________ __________________________________________________________ __________________________________________________________ __________________________________________________________ 1-888-818-2814 • support@mabrumarine.com...
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Page 23: Wiring Schematic
WIRING SCHEMATIC Decorative lights Internal wiring harness Evaporative fan Control Panel Interface Diagram White line: Black line: Inlet air temperature sensor outlet air temperature sensor Green wire: XH signal wire: Power+ Controller Interface Diagram Red wire: Power+ Red wire: Power+ Black wire: Power- Black wire: Power- Power... - Page 24 RVSC 12000 BTU DC 12V RV AIR CONDITIONING Mabru Rooftop Installation Manual 1-888-818-2814 www.MabruStore.com support@mabrumarine.com...
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