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VXO8410/4124B 

INSTALLATION GUIDE

 
 

 

PAGE 1 of 5

 

BEFORE BEGINNING YOUR INSTALLATION 

Read through the instruction guide before getting started with the installation. Professional installation is recommended for 
this product. 
 

 

 

CONTENTS

 

  Quad Trumpet Train Air Horn (Black) 

  150 PSI Air Compressor 

  1 Gallon Air Tank 

  12V Electric Air Valve (Solenoid) 

  140 PSI Air Pressure Gauge 

  110-140 PSI Pressure Switch 

  1/4" NPT Wing Style Drain Valve 

  1/4" NPT Compression Fitting for 1/4" OD Air Line 

  1/4" OD Nylon Plastic Hose (6 Feet) 

  30A In-line Fuse with Waterproof Holder 

  Horn Button 

  Mounting Hardware 

 

 

 

SAFETY INSTRUCTIONS 

  Do not attempt to disassemble, repair or customize this product. 

  Avoid setting up any parts of this product where there is a risk of falling off or risk of coming in contact with water. 

  Avoid reaching out to touch or pick up any fallen or water submerged parts. 

  Never leave this product unattended during use. 

  Intended for use by adults only. 

  During and immediately after use, avoid touching any part of the compressor with bare hands as it is very hot 

during such periods. 

  Avoid sounding the air horn when in close range to your ear(s) or the ear(s) of others. 

  Avoid use of product near flames, explosive materials, aerosol products or oxygen devices. 

  Be sure to pump nothing other than atmospheric air. 

  It is important to determine the maximum air pressure for any tool or attachment before using it. 

  Air sprayer or nozzle should always be pointed away from any part of the body. 

The specific voltage requirement for this horn system is 12 volt DC, therefore installation must be done to a DC 
power source of 12 volts. 

Summary of Contents for VXO8410/4124B

Page 1: ...t where there is a risk of falling off or risk of coming in contact with water Avoid reaching out to touch or pick up any fallen or water submerged parts Never leave this product unattended during use Intended for use by adults only During and immediately after use avoid touching any part of the compressor with bare hands as it is very hot during such periods Avoid sounding the air horn when in cl...

Page 2: ...r up the on board air system make sure you use a 12 gauge wire or thicker HORN MOUNTING Identify a suitable area for mounting preferably an unobstructed sheet metal surface like the frame or body of the vehicle so as to provide a firm platform which will help protect the horn from damage due to shaking Never attach the horn to any plastic or other flexible material Mark the spots for the holes wit...

Page 3: ...ressure reaches the cut OFF pressure 140 PSI the compressor will be automatically shut off In this system your Pressure Switch is already wired to the air compressor Do not modify this connection AIR PRESSURE GAUGE Your system includes a 140 PSI Pressure Gauge that will measure the air pressure of the tank The air pressure gauge is a sensitive part of the system please avoid dropping hitting or ti...

Page 4: ...y bubble solution to perform this check In case the leak remains after tightening re apply thread sealant IMPORTANT Never touch fittings connecting tubes or the air compressor with bare hands either during or shortly after use HORN SOLENOID USING NEW HORN BUTTON Connect one of the electric valve s wires to the positive terminal of the battery alternator etc This circuit should be protected using a...

Page 5: ...isture in horn Solution 1 Depressurize and drain the tank Solution 2 Relocate the on board air system to a drier location Issue Continual cutting off of Thermal overload protection Solution 1 Relocate the on board air system to a drier cooler location Solution 2 Replace the compressor Issue Excessive vibration or noise Solution 1 Tighten system components Solution 2 Replace the compressor Issue Lo...

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