Air Lift Smart Air 25415 Installation Manual Download Page 7

5

MN-601

SmartAir

It may be necessary to stabilize the pressure relief valve assembly.  If so, use a tie strap 
and attach it to the frame rail or a crossmember.

5.  Attach the compressor and de

fl

 ate solenoid to the frame rail or crossmember using 

fi

 g. 

2 as a guide.

6.  Mount the solenoid as close to the compressor or air spring as possible (

fi

 g. 2).  Use the 

template on the back of the manual for mounting the solenoid.

MOUNT THE COMPRESSOR AND DEFLATE SOLENOID AT LEAST 6” FROM ANY HEAT 
SOURCES. DO NOT MOUNT THE COMPRESSOR OR THE MANIFOLD IN THE ENGINE 
COMPARTMENT.

ATTACHING THE HEIGHT SENSOR

1.  Choose a mounting location along the frame rail for the height sensor.

Preferably mount the height sensor forward of the axle. 

2.  Using the provided screws and nyloc nuts, attach the height sensor to the chosen frame-

mounting location (

fi

 g. 3).

STAY CLEAR OF ANYTHING THAT MAY HIT THE HEIGHT SENSOR WHILE THE 
SUSPENSION TRAVELS IN JOUNCE AND COMPRESSION.

ATTACHING THE MAGNET AND MOUNTING BRACKET

THE MAGNET HAS A STRONG PULL. USE CARE WHEN HANDLING AS NOT TO PINCH 
FINGERS OR SKIN.

1.  Place the supplied u-bolt around the leaf springs near the previously mounted height 

sensor (

fi

 g. 4 and 

fi

 g. 5).

2.  Using the figures below as a guide, choose the best mounting method for your 

vehicle.

When choosing the mounting method, keep in mind that the center of the magnet must align 
with the height sensor when the vehicle is at ride height. The magnet and the height sensor 
must be between 1”- 1½” apart.

3.  Attach the bracket to the u-bolt using the chosen mounting method using 

fi

 g. 4 and 

fi

 g. 5. 

4.  Loosely attach the magnet to the bracket using the supplied bolt and nyloc nut.

There is a small orange dot on the magnet that will face the inside of the vehicle towards 
the height sensor.

5.  Align the center of the magnet with the dotted line on the height sensor.  Once the magnet 

is in line, securely tighten the hardware.

THIS END UP

ALIGN DOTTED

LINE WITH CENTER

OF MAGNET

CAUTION

NOTE

CAUTION

NOTE

NOTE

CAUTION

fi g. 3

NOTE

Summary of Contents for Smart Air 25415

Page 1: ...ty please read these instructions completely before proceeding with installation Failure to read these instructions can result in an incorrect installation MN 601 11610 ECR 5863 INSTALLATION GUIDE Mag...

Page 2: ...2 MN 601 SmartAir...

Page 3: ...ling the Compressor and Manifold 4 Attaching the Height Sensor 5 Attaching the Magnet and Mounting Bracket 5 Installing the Electrical Components 6 Adjusting the System 8 Checking the System 8 Trouble...

Page 4: ...mpressor via the relay adding air to the air bags Air is added until the magnet is re centered restoring the vehicle to its preset ride height When load is removed from the vehicle the magnet falls be...

Page 5: ...t be attached to anything unless the kneeling switch option is used This will not be attached to anything unless the kneeling switch option is used Portion of Harness Inside Cab Portion of Harness Ins...

Page 6: ...member that shields the compressor from the elements and heat sources fig 2 Refer to chart below for step by step instructions The compressor and deflate solenoid must be mounted within reach of the w...

Page 7: ...USPENSION TRAVELS IN JOUNCE AND COMPRESSION ATTACHING THE MAGNET AND MOUNTING BRACKET THE MAGNET HAS A STRONG PULL USE CARE WHEN HANDLING AS NOT TO PINCH FINGERS OR SKIN 1 Place the supplied u bolt ar...

Page 8: ...connectors to connect the black compressor wire to the relay wire fig 6 3 Connect the double terminal connector from the solenoid to the double terminal connector relay wires fig 6 Axle Magnet Bracke...

Page 9: ...nection to the battery is suggested NOTE 4 Splice the red wire with the 5 AMP fuse that is connected to the back of the relay to a keyed on ignition wire fig 7 fig 7 8 Attach the terminal end of the g...

Page 10: ...e magnet and the height sensor is between 1 and 1 2 The bolt in the center of the magnet must be in line with the dotted line on the height sensor when the vehicle is at ride height THIS MAGNET IS VER...

Page 11: ...duct previously manufactured This warranty gives you specific legal rights and you may also have other rights that may vary from state to state Some states do not allow limitations on how long an impl...

Page 12: ...or calls from outside the USA or Canada our local number is 517 322 2144 For inquiries by mail our address is PO Box 80167 Lansing MI 48908 0167 Our shipping address for returns is 2727 Snow Road Lans...

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Page 16: ...7 322 0240 www 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...

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