Arnott P-2932 User manual

1REV 3 02/21/2018
P-2932
P-2932
ARNOTT AIR SUSPENSION COMPRESSOR
FORD EXPEDITION/LINCOLN NAVIGATOR
CHASSIS: UN173 2WD/4WD, U228
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: The air suspension system is under pressure (up to 10 bar, or 150 lbf/in). Verify pressure has been relieved
and disconnect power to the air suspension system prior to disassembly. Do not allow dirt or grease to enter the system.
Always wear standard hand, ear, and eye protection when servicing the air suspension system.
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].
(In the EU please call [phone] or email [e-mail])

2REV 3 02/21/2018
P-2932
P-2932
ARNOTT AIR SUSPENSION COMPRESSOR
FORD EXPEDITION/LINCOLN NAVIGATOR
CHASSIS: UN173 2WD/4WD, U228
AIR SUSPENSION COMPRESSOR REMOVAL
1. TURN THE AIR SUSPENSION SWITCH TO THE OFF POSITION. (REFER TO THE OWNER’S MANUAL FOR
SWITCH LOCATION).
2. OPEN THE HOOD OF THE VEHICLE.
3. UNBOLT AND REMOVE THEWINDSHIELDWASHER RESERVOIR TANK TO GAIN ACCESS TO THE COMPRESSOR
ASSEMBLY. (FIGURE 1)
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) or 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: Damage to the vehicle and air suspension system can be incurred if work is carried out in a manner other than specied
in the instructions or in a different sequence.
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.
FIGURE 1

3REV 3 02/21/2018
P-2932
P-2932
ARNOTT AIR SUSPENSION COMPRESSOR
FORD EXPEDITION/LINCOLN NAVIGATOR
CHASSIS: UN173 2WD/4WD, U228
4. DISCONNECT THE AIR LINES BY FIRST DEPRESSING THE ORANGE COLORED QUICK-CONNECT
LOCKING RINGS WHILE PULLING SIMULTANEOUSLY OUTWARD ON THE AIR LINE. (FIGURE 2)
FIGURE 2
5. CAREFULLY DISCONNECT THE ELECTRICAL CONNECTOR.
6. UNBOLT THE THREE (3) FASTENERS RETAINING THE COMPRESSOR ONTO THE VEHICLE, NEXT
REMOVE THE ASSEMBLY FROM ITS MOUNTING LOCATION. (FIGURES 3,4)
FIGURE 3 FIGURE 4

4REV 3 02/21/2018
P-2932
P-2932
ARNOTT AIR SUSPENSION COMPRESSOR
FORD EXPEDITION/LINCOLN NAVIGATOR
CHASSIS: UN173 2WD/4WD, U228
1. USING THE PLASTIC DRYER PLUGS SUPPLIED WITH THE NEW COMPRESSOR, PLUG THE EXTRA HOLES
IN THE TOP OF THE AIR DRYER. THESE PUSH IN LIKE THE AIR LINE.
'97-'02: 4WD MODELS USE TWO (2) AIR LINES, WHILE 2WD MODELS USE ONLY ONE AIR LINE.
'03-'06: USE ONLY (1) AIR LINE REGARDLESS OF 4WD or 2WD
AIR SUSPENSION COMPRESSOR INSTALLATION
1. INSTALLATION IS IN THE REVERSE ORDER OF AIR SUSPENSION COMPRESSOR REMOVAL.
ADHERE TO ALL MANUFACTURE’S SPECIFICATIONS FOR TORQUE VALUES. SECURE INTAKE BAFFLE
IN A SUITABLE LOCATION AWAY FROM MOVING PARTS OR HEAT SOURCES.
PRE-ASSEMBLY OF THE AIR SUSPENSION COMPRESSOR
Tighten all nuts and bolts to manufacturer's specications during the installation process.

5REV 3 02/21/2018
P-2932
P-2932
ARNOTT AIR SUSPENSION COMPRESSOR
FORD EXPEDITION/LINCOLN NAVIGATOR
CHASSIS: UN173 2WD/4WD, U228
CRACKED AIR SPRINGS MUST BE CHANGED
TO VALIDATE THE WARRANTY ON THE COMPRESSOR
PLEASE READ ADDITIONAL WARRANTY INFORMATION ONTHE BACK OFYOUR INVOICE
PROPER PROCEDURE FOR ASSESSING YOUR AIR SPRINGS CONDITION:
1. TURN OFF AIR SUSPENSION SWITCH IF EQUIPPED.
2. REFERTO OWNER’S MANUAL FOR PROPER LIFTINGTECHNIQUES AND JACKING POINTS.
3. RAISE THE VEHICLE.
4. INSPECT AIR SPRINGS FOR ANY TYPE OF CRACKS OR EXCESSIVE WEAR. CRACKS IN AIR
SPRINGS ARE EVIDENT IF THEY ARE LEAKING. THIS WILL CAUSE THE COMPRESSORTO
OVERHEAT FROM CONTINUOUS OPERATION.
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]
WARNING