# \#tips-tricks **URL:** http://forum.driveonwood.com/tag/tips-tricks/4.md [Latest](http://forum.driveonwood.com/latest.md) · [Categories](http://forum.driveonwood.com/categories.md) · [Tags](http://forum.driveonwood.com/tags.md) --- ## [HHO, water-welders](http://forum.driveonwood.com/t/hho-water-welders/8718)
**Author:** [@Woodrunner](http://forum.driveonwood.com/u/Woodrunner)\ **Replies:** 0\ **Last updated:** [October 18, 2026, 11:30am UTC](http://forum.driveonwood.com/t/hho-water-welders/8718 "2026-10-18T11:30:45Z")
Ok, so i try to make a topic about this here, if someone knows how to move my two previous post here, ? As it seems to be a interest, this may deserve its own thread. As Andris points out, solar/battery/dc, surplus pow… --- ## [Tools, Tips and Tricks](http://forum.driveonwood.com/t/tools-tips-and-tricks/2624)
**Author:** [@don\_mannes](http://forum.driveonwood.com/u/don_mannes)\ **Replies:** 1741\ **Last updated:** [October 13, 2026, 9:37pm UTC](http://forum.driveonwood.com/t/tools-tips-and-tricks/2624 "2026-10-13T21:37:40Z")
We used to have a category for posts like this but I couldn’t find it so I’ll ask it here. I want to change mufflers on my Wisconsin engine generator that has a one inch pipe nipple threaded into the block. I believe th… --- ## [100A PWM with forward brake and reverse capable works with brushed motor only](http://forum.driveonwood.com/t/100a-pwm-with-forward-brake-and-reverse-capable-works-with-brushed-motor-only/8300)
**Author:** [@kmrland](http://forum.driveonwood.com/u/kmrland)\ **Replies:** 5\ **Last updated:** [September 18, 2025, 10:33pm UTC](http://forum.driveonwood.com/t/100a-pwm-with-forward-brake-and-reverse-capable-works-with-brushed-motor-only/8300 "2025-09-18T22:33:41Z")
100A PWM Amazon.com just wondered if this pwm has automatic brake for wire feed motor, to stop wire stick out on my old blushed motor century welder. Or is this control or motor brake only manual, it seems hard to tell b… --- ## [Gas quality meter?](http://forum.driveonwood.com/t/gas-quality-meter/8261)
**Author:** [@r\_wesseling](http://forum.driveonwood.com/u/r_wesseling)\ **Replies:** 14\ **Last updated:** [July 13, 2025, 2:16pm UTC](http://forum.driveonwood.com/t/gas-quality-meter/8261 "2025-07-13T14:16:40Z")
I’m looking for some sort of sensor that would tell me the relative heating value of gas as it is produced. I think some sort of device must have been used for coal gas. Does anyone know about this? Rindert --- ## [Modifying the Harbor Freight 120v welder (if you already own one)](http://forum.driveonwood.com/t/modifying-the-harbor-freight-120v-welder-if-you-already-own-one/64)
**Author:** [@Woody](http://forum.driveonwood.com/u/Woody)\ **Replies:** 76\ **Last updated:** [July 13, 2020, 3:41pm UTC](http://forum.driveonwood.com/t/modifying-the-harbor-freight-120v-welder-if-you-already-own-one/64 "2020-07-13T15:41:12Z")
Behold some simple, cheap modifications to turn a metal glue gun into a higher performance machine with a rock solid arc that welds like a dream. I have the 90 dollar 90 amp flux core welder from Harbor Freight (item #6… --- ## [Tips and techniques for building gasifier components](http://forum.driveonwood.com/t/tips-and-techniques-for-building-gasifier-components/2856)
**Author:** [@pepe2000](http://forum.driveonwood.com/u/pepe2000)\ **Replies:** 6\ **Last updated:** [December 2, 2016, 3:37am UTC](http://forum.driveonwood.com/t/tips-and-techniques-for-building-gasifier-components/2856 "2016-12-02T03:37:04Z")
Here’s how I installed an airtight ignition port through the outer shell and into the burner unit. I located the ignition port on the initial layout of the burner unit and welded the receiver fitting on. The hard… --- ## [Avoid Breaking Pilot Bits For Hole-Saws](http://forum.driveonwood.com/t/avoid-breaking-pilot-bits-for-hole-saws/2452)
**Author:** [@BrianHWA](http://forum.driveonwood.com/u/BrianHWA)\ **Replies:** 1\ **Last updated:** [April 29, 2016, 10:55pm UTC](http://forum.driveonwood.com/t/avoid-breaking-pilot-bits-for-hole-saws/2452 "2016-04-29T22:55:16Z")
Thanks @TomC for this great idea! --- ## [Rust removal the lazy (and really easy) way!](http://forum.driveonwood.com/t/rust-removal-the-lazy-and-really-easy-way/823)
**Author:** [@neilclements2008](http://forum.driveonwood.com/u/neilclements2008)\ **Replies:** 18\ **Last updated:** [April 23, 2016, 3:51am UTC](http://forum.driveonwood.com/t/rust-removal-the-lazy-and-really-easy-way/823 "2016-04-23T03:51:22Z")
This is a topic which was being mulled around at work over lunch break. It’s a technique that I know all to well and after searching the DOW site and finding nothing on it I thought I would share the wealth. OK, basics … --- ## [How steel gauge works](http://forum.driveonwood.com/t/how-steel-gauge-works/2158)
**Author:** [@Chris](http://forum.driveonwood.com/u/Chris)\ **Replies:** 9\ **Last updated:** [December 18, 2015, 9:01pm UTC](http://forum.driveonwood.com/t/how-steel-gauge-works/2158 "2015-12-18T21:01:54Z")
Something interesting, probably most of you guys knew this, I didn’t… Regular sheet steel goes by pounds per sq ft. Starting with 3ga at 10 lbs/sq ft right down to 30 gauge at 0.5 lbs/sq ft. Each gauge number weighs le… --- ## [Circle jigs for plasma cutters](http://forum.driveonwood.com/t/circle-jigs-for-plasma-cutters/1906)
**Author:** [@nursepractitioner1](http://forum.driveonwood.com/u/nursepractitioner1)\ **Replies:** 4\ **Last updated:** [August 5, 2015, 12:58pm UTC](http://forum.driveonwood.com/t/circle-jigs-for-plasma-cutters/1906 "2015-08-05T12:58:01Z")
http://forum.longevity-inc.com/showthread.php?2588-I-made-a-circle-cutter --- ## [Simple cone roller](http://forum.driveonwood.com/t/simple-cone-roller/1638)
**Author:** [@Chris](http://forum.driveonwood.com/u/Chris)\ **Replies:** 3\ **Last updated:** [May 9, 2015, 1:00am UTC](http://forum.driveonwood.com/t/simple-cone-roller/1638 "2015-05-09T01:00:33Z")
Continuing the discussion from Heat exchanger replacement: This design was from Les Carter several years back. I built it before I even started my first gasifier. Its designed for doing cones, but cylinders are just as… --- ## [Silicone gasket trick](http://forum.driveonwood.com/t/silicone-gasket-trick/405)
**Author:** [@public](http://forum.driveonwood.com/u/public)\ **Replies:** 7\ **Last updated:** [December 18, 2014, 4:30pm UTC](http://forum.driveonwood.com/t/silicone-gasket-trick/405 "2014-12-18T16:30:16Z")
Here is another way to make high temp silicone gaskets. I used a piece of 1/4" ID tubing (3/8" OD) and a brand new tube of high temp silicone to make a nice rope gasket . Just trim the end of the applicator, insert the… --- ## [Making your own fire tube](http://forum.driveonwood.com/t/making-your-own-fire-tube/1048)
**Author:** [@wolf\_619208](http://forum.driveonwood.com/u/wolf_619208)\ **Replies:** 7\ **Last updated:** [November 25, 2014, 2:54pm UTC](http://forum.driveonwood.com/t/making-your-own-fire-tube/1048 "2014-11-25T14:54:09Z")
I could not find any 12" pipe around here and was not going to drive 100 miles to find some. So here is what I did. I found some scrap 1/4" plate (4 pieces) 9" X 20", laid it out and bent it on my 30 ton press. Stagger…