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UV AIR SANITIZERUSER GUIDEMAFABioS72W!Read before use. Improper use can cause damages.(800) 858-5374 www.mammothome.com

CONTENTSAPPLICATION1SAFETY CONSIDERATIONS1-2COMPONENT FUNCTIONS3-4GENERAL5POWER RATINGS 5CONNECTING POWERINSTALLATION56-7LED INDICATOR LIGHTS NOTIFICATION8UV-C LAMP REPLACEMENT8UV-C LAMP DISPOSAL 9MAINTENANCE 9TROUBLESHOOTING 9WARRANTY10NOTES11

APPLICATIONThe Mammoth UV Air Sanitizer delivers 2 x 36 watts (or 72 watts)of sanitizing UV power to the HVAC units that circulates airthroughout the home.The unit only works with a 120V outlet.Operation and installation is very safe and affordable. In most circumstances, user caninstall the device direcly with a few tools. However, we always suggest user to allowprofessional installer to install the product without causing any damage to any otherparts of the HVAC system.The Mammoth Air Sanitizer can be installed from the exterior of HVAC system. To install,affix the installation instructions and guide at the intended site, drill two holes and mountthe fixture and plug it to a suitable wall outlet.Fixture is meant to operate continuously to avoid growth of mold and bacteria, etc.under optimum conditions even when A/C-Heating unit itself is off.SAFETY CONSIDERATIONSImproper installation, adjustment, alteration, service, maintenance, or use can causefire, electrical shock, or other conditions which may cause personal injury or propertydamage. If you have questions or difficulty in installation please consult with a licensedelectrician or contractor.Follow all safety codes, wear safety glasses and work gloves. Read all instructionsthoroughly before installation and operation of the unit.WARNINGBefore installing or servicing this unit, turn off all power to both theheating/air conditioning unit. Do not plug in the power adaptor to thewall outlet until the Mammoth UV Air Sanitizer is fully installed.Never expose eyes directly to UV. Read all materials before starting.(800) 858-5374 www.mammothome.com1

WARNINGUV LIGHTS CAN BE HARMFUL TO BARE SKIN AND EYES AND CANCAUSE TEMPORARY OR PERMANENT LOSS OF VISION. Never look at bulbs while illuminated. Disconnect power to the unit before servicing any part of HVACsystem. Do not mount the unit in location that allows the UV light to be seenwhile in use. Unit has no serviceable parts and should never be opened. Power supply can cause electrical shock and death. Disconnect power supply before cleaning or replacing UV bulb(s). UV bulbs are made of glass and can cause personal injury. Wear protective gloves when handling bulb(s). Unit should be turned off at least 15 minutes before removing UVbulb(s). UV Bulbs contain mercury and must be disposed of properly. Sweep up any broken glass and do not use a household vacuum. Take proper care when cutting holes or working with sheet metalas edges are sharp and can cause severe injury and death. Wearprotective gloves, eye, ear and face protection. To prevent water damage or electric shock, do not mount unit undera humidifier. Unit is designed for indoor installation on a closed duct system andshould never be installed near a return air opening. Be sure you are familiar with and are able to safely use all toolsrequired for installation.(800) 858-5374 www.mammothome.com2

COMPONENT FUNCTIONFRONTLamp SocketUV Lamp3PartsDescriptionLamp SocketFits Mammoth 36W UV LampsUV LampTwo (2) 36 Watt UV Lamps Mammoth Home SelectionTM

COMPONENT FUNCTIONBACKLED Indicator LightsMounting HolePower SwitchPower CordPartsDescriptionMounting HolesHoles for mounting screws.Power SwitchTurns device on and off.LED IndicatorLightsWhen LED does not light up signals UV lamp is not functioning.Check lamp or replace.Power Cord120V power cord.(800) 858-5374 www.mammothome.com4

GENERAL1.Mammoth UV Air Sanitizer can be used to in any part of the air duct tosterilize the air. The most common area for installation is in the supply ductand mixed air plenums (ductwork) or any combination of locations. If installedon the return side, it should be at least 18” from any filter.For a more Advanced Installation: if it is known exactly where the coils,refrigerant line, fan, drain pan and other component are located, and theinstallation hole can be drilled without affecting any of these or othercomponents, the Mammoth UV Air Sanitizer can be installed near any of thosecomponents.Mammoth Home Selection is not responsible for any damage to HVAC ifinstallation is installed in Advanced Installation areas.2.Check first for power availability of a 120V wall socket.POWER RATINGSThe Mammoth UV Air Sanitizer is rated at 120V DC.CAUTIONDisconnect power BEFORE installing or removing the UV bulbs.CONNECTING POWERA 120V DC cord is provided with your purchase. Plug into a 120V wall socket.5 Mammoth Home SelectionTM

INSTALLATIONDESIGNED FOR METAL DUCTWORK AND PLENUMSELECTING MOUNTING LOCATION1. The unit can be mounted in any orientation, but should be mounted in a way that theLED indicator light(s) can be seen.2. Choose a location that will make changing/cleaning of the UV bulb(s) easy.3. Install unit on a flat surface of the duct work ABOVE the air conditioning cooling coil(“A Coil”) if your HVAC system has air conditioning. If your HVAC system does not have airconditioning, the unit should be installed on the supply air duct if possible. The unit canbe installed on a return air duct if necessary.AirflowDirectionAirflowDirection4. Select a mounting location that has a minimum depth of 17 inches. The UV bulb is 16inches long and must have adequate clearance.5. Be sure to locate the unit away from any plastic or rubber components that may bedamaged by UV light. If mounting options are limited, plastic and rubber may be coveredwith aluminum foil duct tape in order to protect them from the UV light.6. The unit has a 6 foot long power cord and must be installed within reach of a 120 Voltgrounded power outlet. Have a qualified professional install a properly grounded poweroutlet if there is not one within range of the power cord.CAUTIONDo not drill into refrigerant line or fan, etc. After cutting hole avoidsharp edges.(800) 858-5374 www.mammothome.com6

INSTALLATIONDESIGNED FOR METAL DUCTWORK AND PLENUMPREPARATIONPlace the included label on desired location and prepare for installation. Cut hole only inductwork to prevent accidental cutting of wires or refrigerant pipes.WHAT’S INCLUDEDTOOLS NEEDED UV Light 4 Sheet Metal Mounting Screws UV Lamps - 2 Spare Fuse Instruction ManualSTEP 1:STEP 1:Use a 2¾" drillto create twoopenings.STEP 2: Drill Metal ShearsMake a startinghole and thenuse a metalshear to createtwo openings.ORSTEP 3:Test fit thedevice toensure properfit for flushmountUse sheet metalscrews providedto secure the UVair sanitizer.1. Once the mounting location is identified, apply the Installation Templatesticker to the surface and use template to locate position to cut hole.2. Use the drill or metal shear to cut the openings for the UV lamps. Doublecheck to ensure proper fitment of the unit.3. Install the screws to affix the Air Sanitizer.4. Plug in the power for the fixture and power on the device.7 Mammoth Home SelectionTM

LED INDICATOR LIGHTSThe LED’s indicate that the UV lights are ON. If the left or right light is NOT on, the LEDin the front will NOT be on. The indicator light might not be working due to no bulb isinserted, the bulb is defective or the ballast inside is defective. To verify if you need toreplace the ballast or the bulb, switch the bulb first to a new bulb or bulb you knowworks. If it does, no further action is needed. If it does not, the ballast should be replaced.Once the issue has been resolved, there is no need to reset the fixture. The fixture willautomatically detect the problem has been resolved and user can confirm by ensuringthe LED light is solid ON.UV-C LAMP REPLACEMENTTo Remove Old UV Lamp:1. Turn OFF fixture and unplug the 120V DC plug from the wall power supply outlet.2. Remove the screws holding the fixture onto the air duct.3. Pull out both UV lamps (we recommend installing both new UV lamps at the same time)To Install New UV Lamp:1. Insert the new UV Lamp into the Lamp Socket.2. With the 4 metal screws, re-screw the fixture onto the air duct.3. Plug in the power supply and turn device ON.NOTEDo not attempt to remove or install UV lamp while the Mammoth UV AirSanitizer is on. Turn OFF AND UNPLUG power before servicing the fixture.(800) 858-5374 www.mammothome.com8

UV-C LAMP DISPOSALVisit www.Earth911.com for your local or state waste management program andinformation about where to dispose the used UV Lamp.Contact your Local hardware stores, home improvement stores and other retailers whosell UV and fluorescent bulbs. Many stores allow customers to drop off used bulbs forrecycling.If you cannot recycle, and if it is acceptable with your local agency, you may seal the bulbin a plastic bag and put in trash for collection.MAINTENANCETo Clean: Hold the unit securely and wipe the UV bulb(s) with a soft cloth dampened withglass cleaner. If you touch the glass with your hand, be sure to wipe away any fingerprintsor dirt with cloth. Make sure the bulb is clean and dry before installing unit back into duct.UV lamps should be replaced on an annual basis or when the sanitizer prompts user ofissue. While there still may be visible blue light, the output of UV light will have decreasedsignificantly (the UVC wavelength is invisible).You can reorder on www.mammothome.comLamp part numbers: MAFA72WUVTROUBLESHOOTINGThe Mammoth Bioshield 72 UV air treatment system is equipped with LED indicator lightsthat verify the bulbs and unit are working properly.If one or both LED lights are not illuminated, the following are possible causes: There is no power to the unit - turn on the power supply or plug in the unit. The on/off switch is in the “off” position - place switch in “on” position. The bulb(s) is/are faulty - replace bulb(s). The fuse on the unit is faulty - replace the fuse.9 Mammoth Home SelectionTM