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Summary of Contents for Aperia Technologies Halo
- Page 1 USER MANUAL IN-202UM Keep this manual in the vehicle for future reference. Failure to follow the instructions and safety precautions in this manual may result in the product detaching from the vehicle, tire blowouts, and/or loss of vehicle control, which may result in serious injury or death.
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Page 3: Safety
OTHER HELPFUL WORDS AND SYMBOLS The following symbols are used throughout the manual to help guide you in your work with the Halo Tire Inflator. A sound check symbol describes a critical noise that should be heard and and accompanying instructions that SOUND CHECK should be followed. -
Page 4: Important Safety Information
The Halo and its components should be installed and maintained in accordance with the instructions in this manual. Proper installation and maintenance of the Halo is critical to ensure safe use of the device. Failure to do so may result in injury or death, tire damage or failure, and/or damage to other equipment or property. -
Page 5: Table Of Contents
Getting Started System Components Installation Tools Installation Overview Halo Installation Prepare the Vehicle Verify Pressure and Orient Halo Install Bracket - Tractor Install Bracket - Trailer Attach Hoses to Tire Valve Stems Attach Hose(s) to Halo Orient Halo on Bracket... -
Page 6: Introduction
$2,200 annually per tractor-trailer while saving time and improving safety. The Halo Tire inflator Aperia Technologies is proud to offer the Halo Tire Inflator as the leading retrofit, auto-inflation solution for both tractors and trailers. The Halo is a completely mechanical, rotational pump, compatible with dual or wide-base tires and is the first standalone tire inflation technology for medium- and heavy-duty vehicles. -
Page 7: About This Manual
ABOUT THIS MANUAL This user manual is provided to support the installation and maintenance of the Halo Tire Inflator on new or in-service tractors and trailers. The descriptions and specifications provided in this manual are current at time of publication. -
Page 8: Getting Started
Getting started SYSTEM COMPONENTS: One component or kit from each category is required for a complete wheel-end installation. HALO BRACKET KIT Tractor Bracket Kit Trailer Bracket Kit HOSE KIT Wide-base Hose Inner Dual Hose Conversion Cap Outer Dual Hose... -
Page 9: Installation Tools
INSTALLATION tools REQUIRED • Impact driver and socket for hub nuts (Drive axle installs) • Torque wrench (capable of measuring 15 to 50 ft-lb) • Torque wrench (capable of measuring 100-250 ft-lb) • Socket wrench • Socket extension • 5/8" socket (Halos with hex head center screw) •... -
Page 10: Installation Overview
INSTALLATION OVERVIEW A general overview of the installation steps for the Halo Tire Inflator are shown below. Do not install without referring to the "Install" section for complete details. 1a. VERIFY PRESSURE 1b. ORIENT HALO (LEFT/RIGHT) 2. INSTALL BRACKET 3. ATTACH HOSE(S) TO TIRE VALVE STEM 5. ORIENT HALO ON 4. ATTACH HOSE(S) BRACKET TO HALO 6. TIGHTEN CENTER BOLT... -
Page 11: Halo Installation
Installing a Halo that does not match the specified pressure may cause over-inflated or under-inflated tires and may result in a blow-out. If the pressure setting is not visible, do not install and contact Customer Support. - Page 12 Halo cover. Installing a Halo with the rotational arrows pointing in the backward rolling direction will not inflate the tire and may damage the Halo. 3a. INSTALL BRACKET - TRACTOR Tractor AXLE (R TYPE) Remove four hub nuts and washers, slide the bracket over the studs, and tighten the hub nuts to the manufacturers recommended torque.
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Page 13: Install Bracket - Tractor
Ensure at least one full hub stud thread is visible after the bracket is installed. Insufficient thread engagement may cause the bracket and Halo to detach from vehicle during driving and a rapid loss of tire pressure. VISUAL CHECK Ensure that the bracket is not in contact with the raised center of the hub. -
Page 14: Install Bracket - Trailer
Halo bracket resulting in loss of axle lubricant and bearing failure or the Halo falling off during driving. Aperia-Issued Replacement Hub Cap Screws The existing screws may be too short to allow sufficient thread engagement once the brackets are installed. - Page 15 Torque: 20 ft-lb (27 N m) Use a torque wrench to tighten trailer hub cap and Adaptor Plate bolts. Under or over-tightening may lead to the Halo detaching from vehicle during driving and a sudden loss of tire pressure.
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Page 16: Attach Hoses To Tire Valve Stems
4. attach hose(s) to tire valve stem Dual hose kit Wide-Base Hose Kit Inner Dual Hose Straight Hose Outer Dual Hose Conversion Cap Before installing the hoses, check both hose- ends for debris or damaged o-ring or gasket. A damaged or contaminated hose o-ring or gasket may cause a tire leak. - Page 17 4. attach hose(s) to tire valve stem Dual hose kit Wide-Base Hose Kit Attach the inner dual hose to Attach the hose to the tire's the inner tire's valve stem. valve stem. Attach the outer dual hose to Attach the conversion cap to the outer tire's valve stem.
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Page 18: Attach Hose(S) To Halo
Only apply thread sealant to the hose connector threads as shown above. Adding thread sealant to valve stems side of the hose or inside of hose connector on Halo may lead to a tire leak and/or block the flow of air from the... - Page 19 5. attach hose(s) to halO (cont'd) Ensure that the T-stem is facing outward from the Halo. Use the 5/8” fixed wrench to hold the hose connector on the Halo to prevent it from rotating during tightening. Use channellock pliers to tighten the hose swivel onto the Halo.
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Page 20: Orient Halo On Bracket
6. ORIENT HALO ON BRACKET TRACTOR TRAILER The Halo and bracket have a ring of teeth to allow the Halo to be oriented on the bracket to make sure the hoses fit properly. Prior to installation inspect the teeth to ensure there is no debris or damage. -
Page 21: Tighten Center Mounting Screw
7. TIGHTEN CENTER MOUNTING SCREW TRACTOR TRAILER Using ONLY the Aperia-issued Center Mounting Screw provided with the bracket kit, attach the Halo to the bracket. Torque: 35 ft-lb (48 N m) To prevent cross threading, install bolts by hand prior to tightening with a tool. -
Page 22: Final Check
Verify that all bolts, nuts, screws and washers are fully attached and match the values in the Torque Specification Table on pg 33. Check the rotation arrows on the Halo match the forward rotating direction of the tires. Spray the soapy water mixture over each connection... -
Page 23: Halo Uninstallation
1. DEtach hose(s) Use the 5/8” fixed wrench to hold the hose connector on the Halo to prevent it from rotating during loosening. Use channellock pliers to turn the hose swivel and remove the hose(s) from the Halo. - Page 24 2. DEtach HALO Unscrew the Halo Center Mounting Screw and keep it in a safe spot for for re-installation. 3. DEtach BRACKET Tractor AXLE (R TYPE) Remove four hub nuts and washers, slide the bracket off of the studs, and reinstall the washers and hub nuts to the manufacturers recommended torque.
- Page 25 TraILER/LIFT AXLE (N and P TYPE) Remove the four screws and washers using a 1/2" deep socket to detach the Trailer Adaptor Plate from the hub brackets. Remove one hub bracket at a time by removing the three screws and washers using a 1/2" deep socket. Only remove screws for one half of the hub flange at a time.
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Page 26: Maintenance Table
MAINTENANCE The Halo is a robust device that can withstand a variety of harsh environmental conditions; however, it requires maintenance to ensure safe, effective performance for the full lifetime of the product. The Maintenance Table indicates the tasks that must be completed at specified intervals to properly maintain the Halo system. - Page 27 . General Inspection (cont'd) Do not operate the vehicle with damaged system components or missing hardware. Operating the vehicle with a damaged or missing components may result in the Halo detaching during operation. Use ONLY Aperia authorized replacement parts. Use of substitute, modified or replacement parts not...
- Page 28 Aperia service port on the Halo to inflate a tire. This could lead to severe leaks. v. Check that the Halo is securely attached to the bracket on the hub. A Halo that moves on the bracket must be serviced...
- Page 29 Trailer hub screw Trailer Adaptor Center Mounting torques: Plate Screw Screw Torque: 16 ft-lb Torque: 35 ft-lb 20 ft-lb (22 N m) (48 N m) (27 N m) Tightening the fasteners to a higher or lower torque may cause the Halo to detach while the vehicle is moving.
- Page 30 The hoses, brackets and Trailer Adaptor Plates, discussed in this section, are servicable items that require periodic inspection to ensure safe use of the Halo Tire Inflator. If damage is noticed please remove the Halo from service and contact Aperia for replacement parts.
- Page 31 Trailer Adaptor Plate VISUAL CHECK Trailer Hub Bracket Cracks may be very small. Be sure to clean the parts if dirty and inspect closely and thoroughly. Operating the vehicle with a damaged bracket may result in the Halo detaching during operation.
- Page 32 Inspect hose body for signs of severe wear. Replace hose if steel braids are exposed. Inspect hose o-ring at the Halo connection for visible cracks, cuts, tears or any visible damage. Replace hose or o-ring if o-ring show evidence of damage or contamination.
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Page 33: Torque Specifications Table
(68 N m) Trailer/Lift Axle Hubcap 16 ft-lb Screws (23 N m) 1/2 turn after gasket Hose to Valve Stem 1 or 2 contacts valve stem (release of air stops) Tighten with Tools Hose to Halo 1 or 2 Max 8 ft-lb... - Page 36 QTY: Part Number: IN-202UM Description: User Manual, Halo Tire Inflator Aperia Technologies, Inc. 1616 Rollins Rd. Burlingame, CA 94010 © 2022 Aperia Technologies, Inc. Phone: (844) RUN-HALO IN-202UM Fax: (415) 524-2449 91-00007209 Rev. C www.aperiatech.com June 2022 Printed in United States of America...
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