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DIY On-Board Air Management System (ARB)

Discussion in '3rd Gen. Tacomas (2016-2023)' started by toddcmenard, Jan 1, 2022.

  1. Jan 1, 2022 at 11:16 AM
    #1
    toddcmenard

    toddcmenard [OP] Member

    Joined:
    Aug 23, 2020
    Member:
    #338556
    Messages:
    9
    Gender:
    Male
    First Name:
    Todd
    Vehicle:
    2019 Tacoma TRD Off Road 4x4
    DIY On-Board Air Management System

    2019 Tacoma Dbl Cab 4x4 TRD Off Road
    Nitto LT285/75R16 Trail Grappler MTs 33"x11.50"
    Air Down 30psi to 15psi in 6 minutes
    Air Up 15psi to 30psi - 6 Minutes

    Total Expense:
    ARB Dual Air Compressor $349 on Sale
    Additional Connectors, Fittings, Hose $100
    Total Cost $450 Installed
    Installed behind Drivers Side Rear Seat

    Materials:
    ARB Dual Air Compressor $348 on EBAY New
    (100') Polyethylene Hose 3/8"OD:1/4"ID
    (10) 3/8" Push-on Air Hose Connector Fittings
    (2) 3/8" 90 degree Push-on- Frt (All 1/4"NPT)
    (10) 3/8" Straight Connectors (1/4"NPT)
    (8 ) Bore Lock Connectors 1/4"NPT
    (4) Schrader Valves (Stems) 1/4"NPT
    (2) 6-port Manifold 1/4"NPT
    (2) Ball valves 1/4"NPT
    (2) Brackets for Schrader Valves - Rr Wheel Wells
    (2) Utilize the two existing brackets - Frt Wheel Wells
    (1) "T" Fitting 1/4"NPT
    (1) Industrial 1/4" NPT Female Air Connector
    (1) Air Gauge - Mechanical (Note: Swapped for a Digital gauge with green backlight. Was out at night and could not read the psi. Now I can read both the psi and battery level.)
    All Supplies Purchased on Amazon Prime
    Sorry no install video
    Install Photos provided in reply by phase using link provided below

    ARB Dual Compressor - https://www.ebay.com/itm/294090867236
    Other Parts Purchased on Amazon.

    Photo Links:
    Phase 1 - Compressor Mounting - Note the template provided by ARB is inaccurate as it is a photo of the original and does not align with the mounting threads. So I needed to create my own template as shown.
    https://photos.app.goo.gl/XT6qVaftFQhqhEqx6

    Phase 2 - Trim Panel Modification and Compressor Install - Made some simple metal brackets to hold the heavy unit securely to the trim panel without damaging the panel. Also to prevent rattling while off-road. Note I Also added some additional insulation using a leftover carpet pad
    Note: I ran the power wire through the side of trim panel and drilled a 1" hole through the belly of the cab. Wrapped the lines in electrical tape only where it went through the body... then used waterproof clear silicone adhesive to surround the cable both on top and below the hole. There is a rubber plug in the center of the cab just under the back of the rear seat where I ran the two air lines (one to deflate so I dont smell it in the cab, and one inflator connected to the manifold under the cab) - I went through 3' of water yesterday and there was not even a drop of water came into the cab.
    https://photos.app.goo.gl/JBMvwyEYk9jobkN88

    Phase 3 - Poly Hose Installation -
    Poly Hose offers better flexibility and durable performance than PVC or Rubber. Also is hard so it connects to the push-on fittings. Note I used 3/8"OD with 1/4"ID to maximize the distribution and deflating. I also built two brackets for the rear using the "L" Aluminum Material. Drilled a 3/8" hole in the brackets (and existing tabs in the frt wheelwells to mount the Schrader Valve. Since the bed is composite you cannot drill into the bed to secure so I chose to connect to the bed supports under the bed.
    https://photos.app.goo.gl/cHAUnq6RcEyHbmFG6

    Note: The "T" valve at the compressor was used in the vent of an airline failure. Simply shut off the valve to the onboard hoses and carry a 25' rubber hose with air gauge to air up in the event of a failure. Used it yesterday and it was awesome. Thanks for viewing.
     
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    #1
    Chukwithak and cc-rider like this.

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