Month: October 2021

To view this video, BONDING PLASTIC and COPPER PIPEWORK, click on the link below https://www.youtube.com/watch?v=EYj9mvOfF_w Do we need to bond copper pipes if the incoming water supply is in plastic pipes? There is often some confusion about what to do; and in this video we will look at several scenarios to help you to better…

To view this video, 3 PHASE MOTORS – CHANGING DIRECTION, click on the link below https://www.youtube.com/watch?v=2khKIuHD5dw An often asked question – How do we make a 3 phase motor rotate in the opposite direction? In this video we will look at how to do this with direct on line motors, or DOL motors. We will…

To view this video, FORWARD REVERSE SINGLE PHASE MOTOR DIRECTION, click on the link below https://www.youtube.com/watch?v=45re1J-RxKc Many times we have been asked by customers if it is possible to install a switch to make a single phase electric motor change direction. And we are asked by electricians – just how do we install a single…

To view this video, BASIC ELECTRONICS – PART 3 – AC to DC CONVERSION, click on the link below https://www.youtube.com/watch?v=3CNcAED5AyM This is the third video in our series on basic electronics and here we look at converting our AC supply voltage into DC direct current at a much lower voltage for use on electronic circuits…

To view this video, HOW TO USE A MULTIMETER, click on the link below https://www.youtube.com/watch?v=R1n4HSCTE9I Just how do you use a multi-meter properly. This is an often asked question by many trades people, DIYers, electronics enthusiasts and car mechanics. A multi-meter is simple to use if set up properly and the results displayed can be…

To view this video, BASIC ELECTRONICS – PART 2 – KIRCHHOFF’S LAWS, click on the link below https://www.youtube.com/watch?v=hJiocdKlH5Y This is the second in our series on basic electronics and in this video we look in depth at series and parallel circuits and how to calculate the circuit resistances, currents and voltages. We also look at…

To view this video, SINGLE PHASE MOTORS – CAPACITIVE RUN – CAPACITIVE START, click on the link below https://www.youtube.com/watch?v=bytt0ZCJwRk Single phase motors are a common sight in domestic, commercial and industrial situations. Wherever there is electricity, there is going to be an electric motor not too far away. Many industrial applications use single phase motors…

To view this video, BASIC ELECTRONICS – PART 1 – RESISTANCE, CURRENT, VOLTAGE and WATTS, click on the link below https://www.youtube.com/watch?v=QdRXj3w6mGM This is the first part of our occasional series on basic electronics. It is a fascinating and rewarding career to be in and in these short videos we will introduce the basic concepts and…

To view this video, THREE PHASE and SINGLE PHASE ELECTRICITY – PART 2, click on the link below https://www.youtube.com/watch?v=EEG3sNeg35A What is three phase? We have all heard of it and it’s companion single phase but how is single phase made and how is three phase generated? Can we get three single phases from a three…

To view this video, THREE PHASE and SINGLE PHASE ELECTRICITY – PART 1, click on the link below https://www.youtube.com/watch?v=MqQwOQwl5B8 What is three phase? We have all heard of it and it’s companion single phase but how is single phase made and how is three phase generated? Can we get three single phases from a three…