ARNOTT A-2647 User Manual REV 1

A-2647

ARNOTT REAR AIR SPRING

FOR 2007-2012

LINCOLN NAVIGATOR/FORD EXPEDITION

Congratulations on your purchase of an Arnott® air suspension product. We at Arnott Incorporated are proud
to offer a high quality product at the industry’s most competitive pricing. Thank you for your condence in us

and our product.

Proper installation is essential to experience and appreciate the benets of this system. Please take a moment

to review these installation instructions before you begin to install these components on your vehicle. The

removal and installation of air suspension products should only be performed by a fully qualied, ASE

Certied, professional.

It is equally important to be aware of all necessary safety measures while installing your new Air Suspension

System. This includes proper lifting and immobilizing of the vehicle and isolation of any stored energy to

prevent personal injury or property damage.

"Engineered to Ride, Built to Last™"

WARNING:

and disconnect power to the air suspension system prior to disassembly. Do not allow dirt or grease to enter the system.
Always wear standard protective hand, ear, and eye protection when servicing the air suspension system.

The air suspension system is under pressure (up to 10 bar, or 150 lbf/in). Verify pressure has been relieved

KIT CONTAINS:

PARTS LIST

P/N QTY DESCRIPTION

21-7063 1 ARNOTT REAR AIR SPRING

21-7062 1 ACCESSORY KIT

Arnott® is committed to the quality of its products. If you have a question or problem with any Arnott product,
please contact Arnott by calling 800-251-8993 during normal business hours or email [e-mail]

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ARNOTT REAR AIR SPRING

FOR 2007-2012

LINCOLN NAVIGATOR/FORD EXPEDITION

GENERAL INFORMATION:

Reading this manual signies your agreement to the terms of the general release, waiver of liability, and hold harmless agreement,
the full text of which is available at www.arnottinc.com.

• Not to be stored below 5oF (-15oC) and above 122oF (50oC).

• Avoid damage to air lines and cables.

• Removal and installation is only to be performed by fully qualied personnel.

• Use car manufacturer’s diagnostic software.

CAUTION:

in the instructions or in a different sequence.

Damage to the vehicle and air suspension system can be incurred if work is carried out in a manner other than specied

To avoid the possibility of short circuits while working with electric components consult your owner's manual on how to
disconnect your battery.

Consult your vehicle owner's manual, service manual, or car dealer for the correct jacking points on your vehicle and for
additional care, safety and maintenance instructions. Under no circumstances should any work be completed underneath
the vehicle if it is not adequately supported, as serious injuries and death can occur.

AIR STRUT REMOVAL

1. SAFELY RAISE AND SUPPORT THE VEHICLE.

2. REMOVE THE WHEEL AND TIRE ASSEMBLY.

3. DISCHARGE THE REMAINING AIR FROM THE STRUT BY CAREFULLY REMOVING THE SOLENOID.

4. LOOSEN AND REMOVE THE TIE ROD TO KNUCKLE BALL JOINT.

5. LOOSEN AND REMOVE THE STRUT TO BODY NUTS AT THE TOP.

6. REMOVE THE SHOCK MOUNT TO LOWER CONTROL ARM NUT AND BOLT.

7. WITH ALL FASTNERS LOOSENED, PULL THE STRUT LOOSE FROM ITS MOUNTING POSITION.

AIR SPRING REMOVAL

Note the alignment of the air spring and shock before disassembling.

1. LOOSEN THE SHOCK ROD END NUT AND REMOVE.

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ARNOTT REAR AIR SPRING

FOR 2007-2012

LINCOLN NAVIGATOR/FORD EXPEDITION

2. TURN THE ASSEMBLY UPSIDE DOWN AND USING A FLAT HEAD SCREWDRIVER DEPRESS THE SECURING
TABS TO DISLODGE THE PISTON FROM ITS POSITION.

3. REMOVE THE SHOCK FROM THE AIR SPRING ASSEMBLY.

4. PULL THE RETAINING PINS HOLDING THE UPPER MOUNT TO THE AIR SPRING TOP AND PRY THE MOUNT
OFF (IF A NEW MOUNT WAS PURCHASED,YOU MAY DISREGARD THIS STEP).

AIR SPRING INSTALLATION

1. CLEAN THE REUSED PARTS AND APPLY THE NEW O-RINGS WITH LUBRICANT.

2. INSTALL THE NEW AIR SPRING ONTO THE SHOCK ABSORBER.

3. INSTALL EITHER THE REUSED OR NEW TOP MOUNT ONTO THE AIR SPRING AND FIRMLY SEAT THEM
TOGETHER.

4. SECURE THE ROD END NUT AND THE RETAINER PINS INTO PLACE ON THE UPPER MOUNT.

AIR STRUT INSTALLATION

Tighten all nuts and bolts to manufacturer's specications during the installation process.

1. INSTALLATION IS IN REVERSE ORDER OF AIR STRUT REMOVAL.

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FOR 2007-2012

LINCOLN NAVIGATOR/FORD EXPEDITION

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