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MN-282

Installing the RideControl System

NORMAL RIDE HEIGHT

This is defined as the distance between the bottom edge of the wheel well to the center 

point of the wheel with the vehicle in an “as delivered condition” (without a load, i.e. tool box, 

camper, etc.) measurements should be taken before beginning the installation. The distance 

from the bottom edge of the wheel well to the center point of the wheel should be recorded. 

All of our kits are designed to be installed and operated at normal ride height.
1.  Raise  axle  or  lower  frame  until  leaf  spring  is  in  the  normal  ride  height  (no  load) 

position.

2. 

Check the distance between the center of the hub and the bottom edge of the wheel well 

to ensure that it is at the normal ride height measurement taken above. If not, raise the 

frame or lower the axle as necessary to restore the original distance. The vehicle must 

be at normal ride height before installing the upper bracket.

ASSEMBLING THE INSTALLATION TOOL

1.

 

Assemble the upper and lower bracket to the alignment tool. This tool is designed to help 

you properly install the kit for correct height and alignment. The range of adjustment to 

attain the correct mounted height is determined by the upper threaded section of the 

tool. The kit may be mounted anywhere in that range (fig. 3).

2. 

Place the upper bracket “legs down” onto the threaded end of the tool resting on the 

bottom nylon nut. Then thread a second nylon nut onto the tool to hold the bracket in 

place. Leave loose for later adjustment. (fig. 3).

3.  Use the ½” x 7/8” hex head bolt and flat washer to attach the lower bracket to the bottom 

of the installation tool with the open edge of the lower bracket toward the legs of the 

upper bracket. Leave loose enough to adjust in and out (fig. 3).

ATTACHING THE ASSEMBLY

1.

  Set the assembly on the leaf spring centered over the axle. 

2. 

Using the slot in the lower bracket, push the upper bracket against the frame rail. Use 

the nylon nuts on the threaded portion of the installation tool to adjust the upper bracket 

so that the flanges of the upper bracket are flat against the frame rail and at least four 

mounting holes are on the flat middle section of the frame rail. Do not drill any holes 

on the upper or lower radiused edge of the frame rail. You must also allow at least 1.5” 

above the upper bracket for air fitting clearance. The brackets can be mounted anywhere 

within the threaded range of the installation tool.

Upper bracket

Lower bracket

Nylon nut

Flat washer

Hex head bolt

fig. 3

RideControl

Summary of Contents for Ride Control 59516

Page 1: ...eness and safety please read these instructions completely before proceeding with installation Failure to read these instructions can result in an incorrect installation MN 282 121305 ECR 7644 INSTALLATION GUIDE Kit 59516 ...

Page 2: ...t 5 Assembling the Installation Tool 5 Installing the RideControl System 5 Attaching the Assembly 5 Installing the Air Lines 7 Aligning the Air Spring 8 Checking for Leaks 8 Fixing Leaks 8 Maintenance and Servicing 9 Minimum and Maximum Pressure 9 Maintenance Guidelines 9 Warranty and Return Policy 9 Replacement Information 10 Contact Information 10 TABLE OF CONTENTS 1 ...

Page 3: ...e 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 maximu...

Page 4: ...lon nut Star washer 3 8 16 X 1 5 Frame bolt Upper bracket Lower bracket Air sleeve 3 8 16 Lock nut 3 8 Flat washer Flat washer 3 8 16 Lock nut HHCS bolt Flat washer 3 8 U bolt NOTE The lower bracket must be installed with the flat edge inboard Spacer optional RideControl ...

Page 5: ...sing or damaged parts Call Air Lift customer service at 800 248 0892 for a replacement part Getting Started IMPORTANT NOTES 1 Your vehicle may be equipped with a rear brake proportioning valve Any type of load assist suspension product could effect brake performance We recommend that you check with your dealer before installing this type of product If your vehicle does not have a proportioning val...

Page 6: ...in the correct mounted height is determined by the upper threaded section of the tool The kit may be mounted anywhere in that range fig 3 2 Place the upper bracket legs down onto the threaded end of the tool resting on the bottom nylon nut Then thread a second nylon nut onto the tool to hold the bracket in place Leave loose for later adjustment fig 3 3 Use the x 7 8 hex head bolt and flat washer t...

Page 7: ...ELECTRICAL WIRES HAVE BEEN MOVED ASIDE ON BOTH SIDES OF FRAME RAIL 4 Using the upper bracket as a template centerpunch one of the lower mounting holes and drill a 3 8 hole through the frame Install one of the mounting bolts and LOOSELY attach the oversized flat washer and locknut Now centerpunch and drill a 3 8 hole at the other lower mounting hole location DO NOT insert the mounting bolt at this ...

Page 8: ...r the gas cap access door d Through license plate itself What ever the chosen location is make sure there is enough clearance around the inflation valves for an air chuck 2 Drill a 5 16 hole to install the inflation valves 3 Cut the air line assembly in two equal lengths WHEN CUTTING OR TRIMMING THE AIR LINE USE A HOSE CUTTER A RAZOR BLADE OR A SHARP KNIFE A CLEAN SQUARE CUT WILL ENSURE AGAINST LE...

Page 9: ...uld be symmetrical cushion of air around the base of the air spring when correctly positioned CHECKING FOR LEAKS 1 Inflate the air spring to 30 p s i and spray all connections and the inflation valves with a solution of 1 5 liquid dish soap and 4 5 water to check for leaks Spot leaks easily by looking for bubbles in the soapy water 2 After the test deflate the springs to the minimum pressure requi...

Page 10: ...ir to the springs in small quantities checking the pressure frequently Sleeves require less air volume than a tire and inflate quickly 6 Should it become necessary to raise the vehicle by the frame make sure the system is at a minimum pressure 5 p s i to reduce tension on the suspension brake components Use of on board leveling systems do not require deflation or disconnection NOTE CAUTION Mainten...

Page 11: ...tion 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 C...

Page 12: ...airliftcompany com Thank you for purchasing Air Lift products the professional installer s choice Printed in the USA Need Help Contact our customer service department by calling 800 248 0892 Monday through Friday For calls from outside the USA or Canada our local number is 517 322 2144 Register your warranty online at www airliftcompany com warranty ...

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