Hornady Lock-N-Load Auto Charge User's Guide
Summary
The Hornady Lock-N-Load Auto Charge is an advanced dispensing tool designed for reloading ammunition, providing highly accurate, precise powder charges for hand loaders. This unit ensures consistent measurements quickly and safely, while remaining portable yet reliable to +/-0.1 grains. The comprehensive manual provides detailed guidance on setup, calibration, operation modes (Manual/Auto), safe handling practices, and maximizing performance for all skill levels, from beginners to serious reloaders.
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Lock-N-Load® Auto Charge TM
The Hornady Lock-N-Load® Auto Charge TM is an extremely useful tool for the beginning or serious reloader. It is great for a hand loader wanting to quickly dispense the same precise charge again and again, or to vary charges with a given powder for accuracy or velocity testing. This unit is quick to setup, easy to use, and extremely accurate to +/-0.1 grains. Highlights include a 1000 grain scale capacity, quick setup and calibration, 3 speed settings to accommodate different powder types, a large and easy to read backlight display, manual or an extremely useful automatic dispense option, trickle function, and over charge protection.
A. IMPORTANT SAFETY FUNCTIONS WARNING - Before operating the unit please carefully read and understand this document. 1) NEVER use with black powder – for smokeless powder only. 2) Do not store powder in the clear powder tube for extended periods. It can absorb moisture from the air, or eventually attack the plastic. 3) Internal components are very sensitive. Do not shake, drop, or overload unit. Handle unit with care, treating it as the sensitive instrument it is. 4) If spilled powder gets inside unit, do not operate. Contact Hornady Customer Service: 1-800-338-3220
B. TIPS TO IMPROVE PERFORMANCE 1) Fluctuation in temperature, even a couple of degrees, can cause scale readings to vary. While the scale can be used right away, optimal performance will occur after unit has warmed up for 5-15 minutes. 2) Always place the scale on a flat, level, and stable surface when in operation. 3) Electrical interference can cause scale readings to vary. Keep other electronic devices (power strips, motors, radios, phones, etc.) away from scale when in operation. 4) Do not let a fan, AC, heater, or open window blow on scale. 5) Use of the clear cover over the powder pan will improve accuracy, and lessen the effects of outside variables.
C. QUICK START 1) Verify unit is properly assembled with the scale plate, powder pan, and the clear powder tube is in place. 2) Turn unit on by plugging in and pressing ON/OFF button. For best performance, allow to stabilize for 5-15 minutes before use. 3) Calibration is recommended before each use (see Section E). 4) Ensure the powder pan is on the scale, and that the actual weight reading (right side of display) reads " 0.0 ". If not, touch the ZERO button. 5) Verify the powder reservoir empty tube cap (at rear, right side) is closed. Fill the clear powder tube to at least a level just visible at the bottom of the clear tube. Fill higher if loading many rounds. 6) Enter Target Weight using the numerical key pad. The last number you enter will be the decimal amount of your charge: xx.X Press ENTER to store Target Weight. 7) Press DISPENSE to begin dispensing powder charge you have entered. 8) If the charge comes up short, you may press and hold the TRICKLE button to increase the charge weight. 9) Should the dispensed charge be greater than 0.1 grains above your targeted amount, "OVER" will be displayed. Press ENTER to remove the “OVER” warning. You can either dump the charge into the powder tube and re- dispense, or remove only a small amount of the powder, and use the TRICKLE button to bring to desired weight.
D. KEYPAD BUTTON FUNCTIONS 1) ON/ OFF Press to turn on. Hold for three seconds to turn off. 2) ZERO Press to zero the scale.
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Page Summary Contents For Hornady Lock-N-Load Auto Charge User's Guide
Manual Details
| Brand | Hornady |
|---|---|
| Pages | 2 |
| File Size | 47.58 KB |
| Published | May 22, 2026 |
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Frequently Asked Questions
What types of powder are safe to use with the unit?
NEVER use this unit with black powder; it is designed exclusively for smokeless powder.
How long should I wait before using the scale optimally?
Allowing the unit to warm up for 5-15 minutes is recommended for optimal performance and to stabilize readings.
What are the best practices for maintaining accurate weight measurements?
Always place the scale on a flat, level, stable surface, keeping it away from external interference like fans or other electronics.
When should I use MANUAL versus AUTO mode during dispensing?
AUTO starts when the empty pan is placed back on the scale; MANUAL allows partial charges to be started on the scale so you can manually trickgle the remainder.