FAQ & how-to on your K40 laser machine

K40D the upgrade project – part one

The K40D is well known for beeing one of the better K40 versions out there, with it´s upgraded controller board (HT Master) and the famous gold-ish styled gantry. Is it really possible to upgrade this beast? sure, or, maybe? let´s find out! This project will be massive with deep diving into most of the stuff the laser is made up of, everything from the controller, water cooling, electric and buttons and so on. Even if you have a regular K40 you can [...]

Watercooling – a deep dive

This article is work in progress, suggest changes or addons to it in the comments. Cooling your laser tube is one of the most important things you have to do 110% on your machine. The most expensive part in your machine is the laser tube and a new one will set you back 100-150 USD plus a month of waiting if you can´t find one locally or pay premium shipping. With this article i want to go trough the watercooling, how [...]

Upgrade your power supply – save money and time

This article is just the findings and results we found on several PSU´s but we cannot yet explain why or how this happens. Are you a electric engineer or have knowledge about the workings of the PSU and able to explain this phenomena in greater detail? comment below or contact me trough email - thanks! The power supplys in our beloved K40 machines are poorly built, the power in them is barely enough for running the machine itself. I have been following [...]

Troubleshooting a “no fire” issue

A new article about troubleshooting a no-fire issue is published here. Quick troubleshooting when the machine is not firing the laser any more. To begin with, make sure all wires and connections are good in the machine and make sure all cables are where they should be. Read up on the grounding-article here 1: Start the machine Does the machine home to top left position? if it does - go to #2 If it does not move - check fuses in the back of the [...]

Install a mA-meter on your K40 laser

Adding a mA-meter to your machine is one of the most important modifications you can do on this machine. The mA-meter will read the power trough your laser tube allowing you to set the power to a safe value to prevent the laser tube from over powering and thus saving the life span of the laser tube. Read more here about the most common reasons why your laser tube dies. Tools needed - Wire stripper, cutter and crimp tool. - Pliers or small wrench [...]

Upgrade your analog power knob

This is a upgrade of the analog power potentiometer to give you better control over the power level. It´s also easier to remember a number than a location of the pot. You can buy this from me prebuilt, ready to connect to your machine here. Or follow this guide to make your own! If you want to convert your digital K40 to analog with this solution - check out this conversion article. https://www.youtube.com/watch?v=PnDlF1QEebI Tools you need - Soldering iron and solder - Wire stripper and cutter Parts [...]

K40 Whisperer – replacement software

This looks good, a new software who can talk with our K40 machines. Not sure if it´s compatible with all five types of controller, but it will show with time. I´m doing a deeper test with this on my HT Master 5 controller later this weekend. Check out the website: http://www.scorchworks.com/K40whisperer/k40whisperer.html Here´s a video showing the software. https://www.youtube.com/watch?v=PEUJQFAEDcE

Upgrades & improvements on the K40

The K40 machine is a awesome little product who makes it easy for hobby and semi-pro use to get going with laser cutting or engraving. It´s far from perfect and needs a hand to work as you intended. First reading should be the article about checking your machine - read it here. Water cooling Coolant tank Depending on where you live, it might be a good option to have a bigger tank 15-25L or more. If you live in a hot climate, you need a [...]

How it works: Exhaust in your laser machine

This is a hot topic on many Facebook groups and forums, where people quickly suggests links and details of what they bought and how good it works. But very few of these people actually know why it works good, and if it will work good for the reader. To start off this article - you do not need a big fan to have a good exhaust. What a big fan does is complementing the problems with the machine and exhaust setup, but [...]

How it works: The article series

Beginning today i´m writing a new article series about our lasers. Often when visiting Facebook groups, forums and other social networks the replies to a question have multiple different solutions, some good, some bad and some that isn´t connected to real world nature laws at all. The questions asked regards to air assist, exhaust fans and water pumps. Most of the replies are wrong, exaggerated or plain delusional Example: Add air assist and everything´s good. or buy a big exhaust, solves everything. Many of [...]

ENTER YOUR EMAIL AND GET

5% OFF

Be the first to know about our exclusive items, New catalogs and special promotions.