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Kits 25852
LoadCONTROLLER
/ Dual
™
and 25856
Dual Gauge Analog
Compressor Systems
Kit #25852 with standard duty compressor
Kit #25856 with heavy duty compressor
INSTALLATION GUIDE
For maximum effectiveness and safety,
please read these instructions completely
before proceeding with installation.
Failure to read these instructions can result in an
incorrect installation.
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Summary of Contents for Air Lift LoadCONTROLLER/Dual 25852
- Page 1 Kits 25852 LoadCONTROLLER / Dual ™ and 25856 Dual Gauge Analog Compressor Systems Kit #25852 with standard duty compressor Kit #25856 with heavy duty compressor INSTALLATION GUIDE For maximum effectiveness and safety, please read these instructions completely before proceeding with installation. Failure to read these instructions can result in an incorrect installation.
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Page 2: Important Safety Notice
Air Lift Company reserves the right to make changes and improvements to its products and publications at any time. Contact Air Lift Company at (800) 248-0892 or visiti us online at www.airliftcompany.com for the latest version of this manual. -
Page 3: Installation Diagram
Load Controller / Dual Installation Diagram Adapter #1 Adapter Adapter #2 Fuse Analog Gauge Adapter #3 * Power wire * Uses 3/16 (smaller) Female Push On Connector Fuse adapter Fuse box In line Harness #1 Low pressure 15 AMP fuse sensors Grommet Relay... -
Page 4: Hardware List
Load Controller / Dual Hardware List Item Part # Description ....... Qty 16060 Standard Duty Compressor ....1 16092... - Page 5 Load Controller / Dual Dual Analog Gauge Electrical Schematic fig. 2...
- Page 6 Load Controller / Dual Dual Analog Gauge Pneumatic Schematic fig. 3...
- Page 7 Load Controller / Dual Dual Analog Gauge Mounting Options Power Wires fig. 4 fig. 5 Airline fig. 6 Dual analog gauge mounting Dual analog gauge mounting hardware on bottom of gauge hardware on top of gauge Back of analog gauge fig.
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Page 8: Recommended Compressor Locations
(please refer to the instruction manual). GETTING STARTED If you are adding this control system to an Air Lift LoadLifter5000 application, then no modifications to the low pressure sensor are necessary. If you are adding this control system to an Air Lift 1000 or RideControl application, and if your specific application requires a minimum of 10 p.s.i., then it will be necessary to adjust the low pressure sensor to 10 p.s.i. - Page 9 Load Controller / Dual STEP BY STEP INSTALLATION We recommend that you install the air spring kit first per the instructions provided with the air spring kit. fig. 10 Compressor side Gauge side Gray Black (ground) 1. Install the gauge pod (figs. 4, 5 & 6). Select a convenient mounting location that has a sturdy rigid surface.
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Page 10: Air Line And Power Wires Routing For The Standard Duty Compressor
Load Controller / Dual STANDARD DUTY COMPRESSOR MOUNTING (FIG . 1 - A1, 11) NOTE In some cases the mounting area does not provide enough room to use a drill to drive in the screws. It may be necessary to use the mounting brackets as a template to drill 13/64” holes through the frame first and then use a 7/16”... - Page 11 Load Controller / Dual AIR LINE AND POWER WIRE ROUTING FOR THE HEAVY DUTY COMPRESSOR: 1. Remove the nut from the leader hose and install over air line from check valve assembly. 2. Push the air line from the check valve assembly into the barbed fitting on the compressor leader hose.
- Page 12 7. Press the off/on button to inflate both air springs and use the small deflate button to adjust the pressure. Inflate to 30 p.s.i. (20 p.s.i. for Air Lift 1000 kits). Check all fittings and inflation valve cores with a solution of 1/5 dish soap to 4/5 water in a spray bottle for leaks.
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Page 13: Product Use Information
No. Adding air springs will not change the weight ratings (GAWR, GCWR and/or GVWR) of a vehicle. Exceeding the GVWR is dangerous and voids the Air Lift warranty. Q . Is it necessary to keep air in the air springs at all time and how much pressure will they need? The minimum air pressure should be maintained at all times. - Page 14 (fig. 21). As much as a 50 p.s.i. difference is not uncommon. fig. 20 Unlevel Level fig. 21 Bottoming out AIR LIFT SYSTEMS SUSPENSION SYSTEMS...
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