Air Lift loadlifter 5000 User Manual
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Air Lift loadlifter 5000 User Manual

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BOB BAKER
June 2, 2025

I'VE GOT POWER AND GROUND GOING TO THE WIRELESS CONTROLLER BUT NO POWER GOING TO THE COMPRESSOR?

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Summary of Contents for Air Lift loadlifter 5000

  • Page 2: Before You Start

    Tools Needed 7/16”, 9/16” open-end or box wrenches Hose Cutter, Razor Blade, or Sharp Knife Crescent Wrench Hoist or Floor Jacks Ratchet with 3/8”, 9/16” and 1/2” deep well sockets Safety Stands 3/8” and 5/16” drill bits (very sharp) Safety Glasses 3/8”...

  • Page 3: Assembling The Air Spring Unit

    Assembling the Air Spring Unit LOOSELY attach the 1/8"x1/4" tube elbow fitting (O) to the bellows. Tighten fitting finger tight plus 1 and 1/2 turns, being careful to tighten the metal hex nut only. DO NOT OVERTIGHTEN. LOOSELY attach the upper bracket (B) to the air springs with two 3/8-16x7/8"...

  • Page 4: Attaching The Lower Bracket

    Set the assembly on the leaf spring with the lower Attaching the Lower Bracket bracket flange over the rearward u-bolt and the vertical flange of the upper bracket on the outboard side of the frame rail. NOTE: On some late models, the chassis has a round jounce bumper under the frame that will interfere with the installation of the assembly.

  • Page 5: Attaching The Upper Bracket

    Secure the carriage bolt (D) with a flat washer (K) and 3/8" lock nut (J). Tighten all fasteners to 20 ft. lbs. Attaching the Upper Bracket Position the upper bracket (B) on the frame rail so that it is aligned front to rear and inboard/outboard. Upper and lower brackets are slotted for adjustment.
  • Page 6 Drill ONE 1/2" hole in the side of the frame rail. CAUTION - Do not drill holes into frame before checking for hydraulic lines, gas lines and/or electrical wires that may have to be moved aside on either side of the frame.

  • Page 7: Installing The Air Lines

    Cut the air line assembly (AA) in two equal lengths. When cutting or trimming the air line, use a hose cutter (Air Lift P/N 10530), a razor blade or a sharp knife. A clean, square cut will ensure against leaks.
  • Page 8 Push the INFLATION valve through the hole and use the rubber washer (EE), flat washer (DD) and another 5/16" (GG) nut to secure it in place. Tighten the nuts to secure the assembly in place. Route the air line along the frame to the air spring location on the leaf spring, behind the axle.

  • Page 9: Checking For Leaks

    Cut air line off a few inches in front of the fitting and use a pair of pliers or vise-grips to pull/twist the air line off the fitting. If the preceding steps have not resolved the problem, call Air Lift Technical Service at 1-800-248-0892 for assistance.

  • Page 10: Section I - Installation (To Be Completed By The Installer)

    Checklist You can protect your warranty on this product and prevent unnecessary wear by ensuring the following checks have been made: Section I - Installation (TO BE COMPLETED BY THE INSTALLER) _______ 1. Clearance Test - Inflate the air springs to 60 p.s.i. and ensure there is at least 1/2" clearance around each air spring from anything that might rub against them.

  • Page 11: Maintenance And Operation

    Maintenance and Operation Minimum Air Pressure Maximum Air Pressure 20 p.s.i. 100 p.s.i. Minimum Air Pressure for Motorhomes 50 p.s.i. Failure to maintain correct minimum pressure (or pressure proportional to load) or to avoid bottoming out, overextension, or rubbing against another component will void the warranty. By following these steps, vehicle owners should obtain the longest life and best results from their air springs: 1.

  • Page 12: Troubleshooting Guide

    We suggest that you return the vehicle to your installer. If self-installed or you are the professional installer, please call Air Lift at 1-800-248-0892 for assistance or a replacement air spring. Inspect air lines for kinks or folds. Re-route as needed.
  • Page 13 Notes You may find this space useful for recording information about your system (i.e. weekly pressure readings). Also record any information from your installer or Air Lift technical assistance personnel. Thank you for purchasing Air Lift Products Mailing Address: Street Address:...

  • Page 14: Product Use Information

    No. Adding air springs will not change the weight ratings (GAWR, GCWR and/or GVWR) of a vehicle. Exceeding the GVWR is dangerous and voids the Air Lift warranty. Q. Is it necessary to keep air in the air springs at all time and how much pressure will they need? The minimum air pressure should be maintained at all times.

  • Page 15: Guidelines For Adding Air

    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.

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