To view this video, 2 PLATE LIGHTING – ONE WAY and TWO WAY LIGHTING, click on the link below https://www.youtube.com/watch?v=L1cyoqBLkeI How do we install a 2 plate lighting circuit? What is the difference between three plate lighting and two plate lighting? How do we wire up a two way switching circuit? In this video we will…
VIDEO 097 – GARAGE DOOR WIRING – MOTORISING THE DOOR
To view this video, GARAGE DOOR WIRING, click on the link below https://www.youtube.com/watch?v=1eqjPpjBNqA How do we connect the cables to a garage door motor? Which wires go to the motor, which ones to the switch and where do the phase and neutral wires go? And what can we do if the door goes up when…
VIDEO 096 – LIGHTING CIRCUIT FAULTS – SOME COMMON PROBLEMS and SOLUTIONS
To view this video, LIGHTING CIRCUIT FAULTS, click on the link below https://www.youtube.com/watch?v=S1Tzr5VX8-Q There are many occasions when a customer has problems with lighting circuits, but there is little to go wrong with lighting, the occasional lamp that blows, maybe the odd switch that decides to stop switching and that is about it. A lot…
VIDEO 095 – BONDING PLASTIC and COPPER PIPEWORK
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…
VIDEO 094 – 3 PHASE MOTORS – CHANGING DIRECTION
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…
VIDEO 093 – FORWARD REVERSE SINGLE PHASE MOTOR DIRECTION
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…
VIDEO 092 – BASIC ELECTRONICS – PART 3 – AC to DC CONVERSION and FULL WAVE RECTIFIERS
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…
VIDEO 091 – HOW TO USE A MULTIMETER
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…
VIDEO 090 – BASIC ELECTRONICS – PART 2 – KIRCHHOFF’S LAWS – SERIES and PARALLEL CIRCUITS
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…
VIDEO 089 – SINGLE PHASE MOTORS – CAPACITIVE RUN – CAPACITIVE START
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…