Air Lift LoadLIFTER 5000 ULTIMATE Installation Manual
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Air Lift LoadLIFTER 5000 ULTIMATE Installation Manual

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A D J U S TA B L E A I R H E L P E R S P R I N G S
TOW AND HAUL WITH SAFETY AND COMFORT
Kit Number
Kit Number
88101
INSTALLATION GUIDE
For maximum effectiveness and
safety, please read these instructions
safety, please read these instructions
completely before proceeding with
completely before proceeding with
installation.
Failure to read these instructions can result in an
Failure to read these instructions can result in an
incorrect installation.
MN-860 • (011301) • ECR 7518
TM

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Summary of Contents for Air Lift LoadLIFTER 5000 ULTIMATE

  • Page 1 A D J U S TA B L E A I R H E L P E R S P R I N G S TOW AND HAUL WITH SAFETY AND COMFORT Kit Number Kit Number 88101 INSTALLATION GUIDE For maximum effectiveness and safety, please read these instructions safety, please read these instructions completely before proceeding with...

  • Page 2: Table Of Contents

    Tools List ............4 Installing the LoadLifter 5000 Ultimate System ....4 Assembling the Air Spring Assembly.

  • Page 3: Introduction

    The internal jounce bumper replaces the factory bumper and allows the air springs to safely be run at zero air pressure. LoadLifter 5000 Ultimate kits are recommended for most ¾ and 1 ton pickups and SUVs with leaf springs and provide up to 5,000 lbs.

  • Page 4: Installation Diagram

    LoadLifter 5000 Ultimate Installation Diagram fig. 1 MN-860...

  • Page 5: Hardware List

    Safety Glasses ..............1 Air Compressor, or Compressed Air Source ....1 Spray Bottle with Dish Soap/Water Solution ....1 Installing the LoadLifter 5000 Ultimate System NOTE IMPORTANT: Your vehicle may be equipped with a rear brake proportioning valve. Any type of load assist product could affect brake performance.

  • Page 6: Attaching The Lower Bracket

    LoadLifter 5000 Ultimate 2. Loosely attach the 90∞ elbow fitting (D) to the top of the air spring. Tighten finger tight plus 1 and 1/2 turns. Be careful to tighten on the metal hex nut only. DO NOT OVERTIGHTEN. 3. Loosely attach the upper bracket (B) to the air spring (A) with two 3/8” bolts (E), two 3/8”...

  • Page 7: Installing The Other Air Spring

    LoadLifter 5000 Ultimate 3. Recheck the alignment. Using the slots in the lower bracket, align the air spring so that it is square, vertically and horizontally, to the upper bracket. 4. Tighten the air spring mounting bolts to 20 ft.lbs. Attach the upper bracket using one 1/2”-13 x 1.5î...

  • Page 8: Checking For Leaks

    LoadLifter 5000 Ultimate the tie straps are tight, but do not pinch the air line. Leave at least 2” of slack to allow for any movement that might pull on the air line. fig. 5 7. On the exhaust side only, place the provided thermal sleeve (P) on the air line near the exhaust.

  • Page 9: Before Operating

    LoadLifter 5000 Ultimate Before Operating INSTALLATION CHECKLIST (To be completed by installer)  Clearance test — Inflate the air springs to 60 PSI and ensure there is at least ½” clearance around each bellow, away from anything that might rub against them. Be sure to check the tire, brake drum, frame, shock absorbers and brake cables.

  • Page 10: Product Use, Maintenance And Servicing

    The required air pressure will vary depending on the state of the original suspension. Operating the vehicle below the minimum air spring pressure will void the Air Lift warranty. 5. When increasing load, always adjust the air pressure to maintain the normal ride height.

  • Page 11: Frequently Asked Questions

    Q. Is it necessary to keep air in the air springs at all times and how much pressure will they need? For LoadLifter 5000 Ultimate, the recommended minimum air pressure is 5 PSI, but it can safely be run at zero air pressure.

  • Page 12: Guidelines For Adding Air

    LoadLifter 5000 Ultimate GUIDELINES FOR ADDING AIR 1. Start with the vehicle level or slightly above. 2. When in doubt, always add air. 3. If the front of the vehicle dives while braking, increase the pressure in the front air bags, if equipped.

  • Page 13: Choosing The Right On-Board Air Compressor System

    — from inside or outside of the vehicle. • For convenient, on-the-go control of your air springs, add an Air Lift on-board air compressor system. • Air Lift on-board air compressor systems eliminate the search for gas stations that have a working compressor, saving you time, energy and money.

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88101

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