Introduction
This manual provides detailed instructions for the proper installation, operation, and maintenance of your Midwest Military Equipment M-Series LED Marker Truck Lite, Model 07428. Please read this manual thoroughly before installation and retain it for future reference. This product is designed for use as a marker light on trucks and other heavy-duty vehicles.
Safety Information
- Always disconnect the vehicle's battery before performing any electrical work to prevent electrical shock or short circuits.
- Ensure all wiring connections are secure and properly insulated to prevent corrosion and electrical issues.
- Verify that the light's voltage requirements match the vehicle's electrical system.
- Mount the light securely to prevent detachment during vehicle operation.
- Consult a qualified technician if you are unsure about any installation steps.
Package Contents
Please check the package for the following items:
- 1 x Midwest Military Equipment M-Series LED Marker Truck Lite (Model 07428)
- 1 x Rubber Gasket/Mounting Pad
- Mounting Hardware (screws)
Setup and Installation
Follow these steps to properly install your LED marker light:
- Choose Mounting Location: Select a flat, secure surface on your truck that complies with local regulations for marker light placement.
- Prepare Surface: Clean the mounting surface thoroughly to ensure proper adhesion of the gasket and secure mounting.
- Drill Pilot Holes: Using the rubber gasket as a template, mark and drill two pilot holes for the mounting screws. Ensure the holes are appropriately sized for the provided hardware.
- Wire Routing: Drill a small hole for the wiring to pass through the mounting surface, if necessary. Ensure the hole is sealed after wiring to prevent water ingress.
- Mount the Light: Place the rubber gasket, then the LED marker light, over the pilot holes. Secure the light using the provided screws. Do not overtighten.
- Connect Wiring: The light features a two-wire connection. Connect the red wire to the positive (+) power source (e.g., existing marker light circuit) and the black wire to a reliable ground (-) connection on the vehicle chassis. Ensure connections are tight and protected from moisture.
- Test Functionality: Reconnect the vehicle's battery and test the marker light to ensure it illuminates correctly.

Operation
Once properly installed and wired, the M-Series LED Marker Truck Lite will illuminate when the vehicle's marker light circuit is activated. These lights are designed to provide enhanced visibility for your vehicle, especially during low-light conditions or at night.
Maintenance
- Cleaning: Periodically clean the lens with a soft cloth and mild soap and water to remove dirt and debris that may obstruct light output. Avoid abrasive cleaners.
- Inspection: Regularly inspect the light for any physical damage, loose mounting screws, or frayed wiring. Address any issues promptly to maintain optimal performance and safety.
- Waterproof Seal: Ensure the rubber gasket remains intact and properly seated to maintain the waterproof integrity of the light.
Troubleshooting
| Problem | Possible Cause | Solution |
|---|---|---|
| Light does not illuminate | No power, faulty wiring, poor ground connection, blown fuse. | Check power supply to the light. Verify all wiring connections are secure. Ensure a good ground connection. Check the vehicle's fuse box for a blown fuse in the marker light circuit. |
| Light flickers | Loose connection, intermittent power supply. | Inspect all wiring connections for looseness. Ensure the power source is stable. |
| Water inside the lens | Damaged or improperly seated gasket, compromised housing. | Inspect the rubber gasket and housing for damage. Re-seat or replace the gasket if necessary. Ensure mounting screws are tightened appropriately. |
Specifications
- Brand: Midwest Military Equipment
- Model Number: 07428
- Manufacturer: Truck Lite
- UPC: 081833781564
- Product Type: LED Marker Light
- Vehicle Service Type: Truck
- Lens Color: Red
- Housing Color: Black
- Lens Material: Plastic
- Special Feature: Waterproof
- Date First Available: July 25, 2019
Warranty and Support
For warranty information or technical support regarding your Midwest Military Equipment M-Series LED Marker Truck Lite, please contact the retailer or manufacturer directly. Keep your purchase receipt as proof of purchase.





