Installation Instructions
Contents
1. Compress Ham ae N L bracket V d n Supplied self tapping screw 14 Bolt and nut will need to be provided if the L bracket is fabricated 3 Connect wiring harness 1 to the back of the gauge panel a With your thumb against the front side of the switch connect the wire by pushing the female connectors onto the blade connectors on the switch Match the air line by the color band on the air line to the color band on the tees Push the air lines onto the T fittings until the air line completely covers the barb fig 4 Lubricating the air line will ease pushing the air line over the barb Do not connect the power wire at this time e Wiring harness 1 also connects the gauge panel to the low pressure sensor assemblies The low pressure sensors protect the air springs from failure resulting from low pressure in the unloaded condition These sensors are preset to maintain a MINIMUM pressure of 5 psi in the air springs The sensors measure the pressure in each spring and turn on the compressor if the pressure falls below 5 psi The low pressure sensors are preassembled onto wiring harness 1 The sensors should be located under the dash inside the vehicle and secured with the provided tie straps 4 Pushthe air line coming from the Y assembly onto the barb fitting on the compressor Make sure the air line covers all barbs A small amount of water or lubricant and pushing with a slight circul2. re test for leaks with soapy water solution Please read and follow the maintenance and operating tips in the installation manual that came with your air spring kit IMPORTANT If the compressor runs continually or often then there is a leak Disconnect the compressor at the fuse box and test for leaks with a soapy water solution NEVER RUN THE COMPRESSOR LONGER THAN FOUR MINUTES CONTINUOUSLY ALLOW AT LEAST FIVE MINUTES FOR COOL DOWN BEFORE STARTING THE COMPRESSOR AGAIN Warranty and Returns Policy Air Lift Company warrants its products for the time periods listed below to the original retail purchaser against manufacturing defects when used on catalog listed applications on cars vans light trucks and motorhomes under normal operating conditions for as long as Air Lift manufactures the product The warranty does not apply to products that have been improperly applied improperly installed used in racing or off road applications used for commercial purposes or which have not been maintained in accordance with installation instructions furnished with all products The consumer will be responsible for removing labor charges the defective product from the vehicle and returning it transportation costs prepaid to the dealer from which it was purchased or to Air Lift Company for verification Air Lift will repair or replace at its option defective products or components A minimum 10 00 shipping and handling charge will apply to all war
3. 2 and the banded and no tape air lines to the low pressure sensors See fig 5 for air line and electrical connection The next connection is between each air spring and the air line T fitting located just ahead of the check valves in harness 72 fig 1 and 7 a a b With the air springs deflated use a hose cutter or razor blade to cut the air line already installed between the air springs and the inflation valves Install the provided T fittings fig 1 by pushing the air line into each leg of the T until you feel a definite click Each line should go in 9 16 Connect a single length of air line to the open leg of each T Bring each of the lines to the T fittings in harness 2 just in front of the check valves and connect as shown in fig 7 Route the air line across the chassis from the far side over the exhaust system heat shields and along the frame up to the compressor Avoid heat sources sharp edges and tight bends Connect the power wire from harness 71 Route it to the vehicle fuse box Use a test light to determine which open terminal accessory etc works only when the key is in the on or accessory position or refer to the owners manual for an available accessory fuse The terminal should have an amperage rating equal to or higher than the 15 amp in line fuse Connection to the fuse terminal will depend on what type of fuse your vehicle uses If your vehicle uses the barrel type fuse us
4. 111107 ECR 7119 MN 337 Load Kit 25812 COMO ep IT 5 psi Low Pressure byARLIFT Sensor Dual Gauge INSTALLATION GUIDE For maximum effectiveness and safety please read these instructions completely before proceeding with installation Failure to read these instructions can result in an incorrect installation TABLE OF CONTENTS INDPOGUCHON M0 Important Safety Notice 0 0 0 cette Notation Explanation 0 0 0 teas Installation Diagram does make ek EERRRE TUER sans Hardware List Installing the Load Controller Il System Getting Started s sxe taiii tenes Recommended Compressor Locations llli lees Step by Step Installation Warranty and Returns Policy leere Replacement Information LL Contact Information seernnn d Load Controller Il Introduction NOTE The purpose of this publication is to assist with the installation of the Load Controller Il compressor system It is important to read and understand the entire installation guide before beginning installation or performing any maintenance service or repair The information here includes a hardware list and step by step installation information Air Lift Company reserves the right to make changes and improvements to its products and publications at any time Contact Air Lift Company at 800 248 0892 or visiti us online at www airliftcompany co
5. 000 Lifetime Limited LoadController Dual 2 Year Limited RideControl Lifetime Limited Load Controller I 2 Year Limited LoadLifter 5000 Lifetime Limited Load Controller Il 2 Year Limited SlamaAir Lifetime Limited SmartAir 2 Year Limited AirCell enne Lifetime Limited Wireless AIR 2 Year Limited Lifestyle amp Performance 1 Year Limited WirelessONE 2 Year Limited LoadController Single 2 Year Limited Other Accessories 2 Year Limited formerly SuperDuty formerly EasyStreet Replacement Information If you need replacement parts contact the local dealer or call Air Lift customer service at 800 248 0892 Most parts are immediately available and can be shipped the same day Contact Air Lift Company customer service at 800 248 0892 first if Parts are missing from the kit Need technical assistance on installation or operation Broken or defective parts in the kit Wrong parts in the kit Have a warranty claim or question Contact the retailer where the kit was purchased If itis necessary to return or exchange the kit for any reason If there is a problem with shipping if shipped from the retailer If there is a problem with the price Contact Information If you have any questions comments or ne
6. RSONAL INJURY Indicates a procedure practice or hint which is important to highlight MN 337 a Load Controller Il Installation Diagram Panel Assembly Adapter 1 rk gt Adapter 2 du ds Power wire Fuse Fuse adapter Adapter 3 a a Fuse box Uses 3 16 smaller Female Push On Connector Harness 1 15 AMP fuse Low pressure Power wire Compressor Harness 2 Air springs previously installed HARDWARE LIST Item Part Description Qty Item Part Description Qty A 16060 Compressor 1 G 20085 Grommet 1 1 B 26159 Panelassembly 1 H 24542 Fuse seen 1 C 26061A Y assembly ssss 1 24543 Fuse seen 1 D 26087 Harness 7 1 J 24561 Fuse adapter 1 E 26110 Harness Z72 1 K 24643 Redwire sees 16 F 620225 HO0S0 5 o buen p eR nn 25 L 20788 Black wire 8 Missing or damaged parts Call Air Lift customer service at 800 248 0892 for a replacement part MN 337 3 KF Load Controller Il Installing the Load Controller Il System GETTING STARTED This part of the installation should be done after the air spring kit is installed If you have any questions ple
7. ar motion will ease installation fig 7 5 Connect the check valves and power wire on harness 2 to the Y assembly as shown in fig 1 Do not overtighten the check valve connector Hand tight is sufficient Air line Harness 2 Barbed fitting check valve 6 Route wiring harness 2 from the compressor a Use existing grommets in the floorboard or firewall to route the harness from the compressor to the low pressure sensors on harness 1 MN 337 Load Controller Il NOTE MN 337 b PP In some cases a hole may have to be drilled to allow access for the harness Drill a 1 diameter hole and install the provided grommet fig 8 It will be necessary to seal any grommets or holes that have been cut drilled or removed so as not to allow elements to enter the cab area of the vehicle When routing wiring harness 2 from the compressor it should not be routed so as to lay on or near the exhaust pipe muffler catalytic convertor of the vehicle Routing along the top of a crossmember or over a heat shield is recommended After the hole is drilled and before you route the harness to through the firewall insert the grommet and walk the material around the inside edge of the dilled hole You may have to trim the grommet to get an exact fit The flexible grommet is in the sealed parts package Connect wiring harness 2 to wiring harness 1 inside the vehicle by connecting the red wire from harness
8. ase call Air Lift customer service at 800 248 0892 If you are adding this control system to an Air Lift SuperDuty application then no modifications to the low pressure sensor are necessary If you are adding this control system to an Air Lift 1000 or RideControl application and if your specific application requires a minimum of 10 p s i then it will be necessary to adjust the low pressure sensor to 10 p s i To increase the pressure in the low pressure sensor remove the rubber plug with pliers fig 2 Using an allen wrench turn the screw clockwise 4 4 turns fig 3 Push the rubber plug back into the top of the low pressure sensor Proceed with the step by step installation instructions Do not cut trim modify or disassemble the harness If you have excess length simply coil it up and secure out of the way with the provided tie straps All preassembled gauge panels have been 10096 leak amp function tested DO NOT attempt to tighten loosen or adjust any fittings or connections This will likely cause a leak or malfunction and void the warranty eecEmUS rubber cap o oTurn allen screw 4 14 turns clockwise ure RECOMMENDED COMPRESSOR LOCATIONS Important LOCATE COMPRESSOR IN DRY PROTECTED AREA ON VEHICLE DIRECT SPLASH OR EXCESSIVE MOISTURE CAN DAMAGE THE COMPRESSOR AND CAUSE SYSTEM FAILURE Disclaimer If you choose to mount the compressor outside the vehicle please keep in mind the compressor body must b
9. e adapter 1 If you have the standard spade type fuses use adapter 2 Many late model vehicles use a smaller spade type fuse which requires adapter 3 see inset with fig 1 If adapter 1 or 2 are used it will be necessary to cut off the 4 female connector attached to the power wire and crimp the smaller 3 16 female connector supplied with this kit Connect adapter to HOT side of the fuse use a test light to determine With the ignition on the compressor will turn on and fill the system to 10 p s i before shutting off 10 Connect the gauge light a Attach a female connector to both the red and black wires a Load Controller Il Plug the wires into the 14 male terminals on the back of the gauge light Route the red wire for the illuminated gauge to harness number one s fused wire or to a dash light wire circuit and attach with the quick splice provided d Ground the black wire to an adequate ground Use the additional wire and connectors supplied if longer leads are needed fig 1 11 Press the off on button to inflate both air springs and use the small deflate button to adjust the pressure Inflate to 30 p s i 20 p s i for Air Lift 1000 kits Check all fittings and inflation valve cores with a solution of 1 5 dish soap to 4 5 water in a spray bottle for leaks 12 Recheck air pressure after 24 hours A 2 4 p s i loss after initial installation is normal If pressure has dropped more than 5 p s i
10. e shielded from direct splash and the intake should be snorkeled inside the vehicle If the compressor does not include a remote mount air filter or if mounting the compressor outside the vehicle make sure to orient the compressor intake filter so that all moisture can easily drain Please also remember To avoid high heat environments To avoid mounting the compressor under the hood To check to be sure the compressor harness 2 will reach the compressor and connect to harness 1 The compressor can be mounted in any position vertical upside down sideways etc please refer to the instruction manual 4 MN 337 Load Controller Il NOTE MN 337 d STEP BY STEP INSTALLATION All of the electrical connections are matched by male to female push in terminals All of the air line connections will be white to white no tape to no tape indicated by the color band The color band also serves as a reference point for installing the air line into the fitting Properly installed the front edge of the color band should be against the collar of the fitting fig 4 and 5 No tape tee No tape air line PEEPTINTEYeedecco III Harness 1 ecco White banded air line fi 4 banded tee No tape air line to no tape tee Harness 1 Harness 2 fig Compressor side fy banded air line to white banded tee Gauge side Power red wires 1 Instal
11. ed technical assistance contact our customer service department by calling 800 248 0892 Monday through Friday 8 a m to 7 p m Eastern Time For calls from outside the USA or Canada our local number is 517 322 2144 For inquiries by mail our address is PO Box 80167 Lansing MI 48908 0167 Our shipping address for returns is 2727 Snow Road Lansing MI 48917 You may also contact us anytime by e mail at sales airliftcompany com or on the web at www airliftcompany com MN 337 9 Need Help Contact our customer service department by calling 800 248 0892 Monday through Friday 8 a m to 7 p m Eastern Time For calls from outside the USA or Canada our local number is 517 322 2144 Register your warranty online at www airliftcompany com warranty R Thank you for purchasing Air Lift products the professional installer s choice Air Lift Company 2727 Snow Road Lansing MI 48917 or PO Box 80167 Lansing MI 48908 0167 Toll Free 800 248 0892 Local 517 322 2144 Fax 517 322 0240 gt www airliftcompany com Printed in the USA
12. l the gauge panel Select a convenient mounting location that has a sturdy rigid surface The bottom edge of the dash on either side of the steering wheel is a good location Attach the panel to the selected location with the black self tapping screws 2 Install the compressor unit a Hold the compressor in the recommended location fig 6 and use the provided silver self tapping screws to attach the mounting brackets to the vehicle b In some cases the mounting area does not provide enough room to use a drill to drive the screws in It may be necessary to use the mounting brackets as a template to drill 13 64 holes through the frame first and then use a 7 16 nut driver to install the self tapping screws Attach the ground wire to one of the screws fig 1 c For box frames In some cases the frame section will not be wide enough to mount the compressor legs flat to the rail Refer to fig 6 in this situation DO NOT DRILL ANY HOLES INTO THE FRAME OR THE FLOOR BOARD BEFORE CHECKING FOR HYDRAULIC LINES GAS LINES AND OR ELECTRICAL WIRES THAT MAY NEED TO BE MOVED ASIDE ALSO WHEN ATTACHING TO THE FLOOR BOARD IT IS IMPORTANT TO CHECK WHERE THE SCREWS PROTRUDE THROUGH THE FLOOR BOARD IT MAY BE NECESSARY TO TRIM OR COVER THE TOP OF THE SCREWS INSIDE THE VEHICLE ASEALER SHOULD BE USED AROUND THE SCREW a NOTE Load Controller Il TO PREVENT THE ELEMENTS FROM ENTERING THE CAB AREA Frame Floor plan
13. m for the latest version of this manual IMPORTANT SAFETY NOTICE The installation of this kit does not alter the Gross Vehicle Weight Rating GVWR or payload of the vehicle Check your vehicle s owner s manual and do not exceed the maximum load listed for your vehicle Gross Vehicle Weight Rating The maximum allowable weight of the fully loaded vehicle including passengers and cargo This number along with other weight limits as well as tire rim size and inflation pressure data is shown on the vehicle s Safety Compliance Certification Label Payload The combined maximum allowable weight of cargo and passengers that the truck is designed to carry Payload is GVWR minus the Base Curb Weight NOTATION EXPLANATION Hazard notations appear in various locations in this publication Information which is highlighted by one of these notations must be observed to help minimize risk of personal injury or possible improper installation which may render the vehicle unsafe Notes are used to help emphasize areas of procedural importance and provide helpful suggestions The following definitions explain the use of these notations as they appear throughout this guide INDICATES IMMEDIATE HAZARDS WHICH WILL RESULT IN SEVERE PERSONAL INJURY OR DEATH INDICATES HAZARDS OR UNSAFE PRACTICES WHICH COULD RESULT IN SEVERE PERSONAL INJURY OR DEATH INDICATES HAZARDS OR UNSAFE PRACTICES WHICH COULD RESULT IN DAMAGE TO THE MACHINE OR MINOR PE
14. ranty claims Before returning any defective product you must call Air Lift at 800 248 0892 in the U S and Canada elsewhere 517 322 2144 for a Returned Materials Authorization RMA number Returns to Air Lift can be sent to Air Lift Company 2727 Snow Road Lansing MI 48917 Product failures resulting from abnormal use or misuse are excluded from this warranty The loss of use of the product loss of time inconvenience commercial loss or consequential damages is not covered The consumer is responsible for installation reinstallation labor charges of the product Air Lift Company reserves the right to change the design of any product without assuming any obligation to modify any product previously manufactured This warranty gives you specific legal rights and you may also have other rights that vary from state to state Some states do not allow limitations on how long an implied warranty lasts or allow the exclusion or limitation of incidental or consequential damages The above limitation or exclusion may not apply to you There are no warranties expressed or implied including any implied warranties of merchantability and fitness which extend beyond this warranty period There are no warranties that extend beyond the description on the face hereof Seller disclaims the implied warranty of merchantability Dated proof of purchase required MN 337 Load Controller II LS Warranty and Returns Policy continued Air Lift 1
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