Specific symptoms include: Little or no water enters the dishwasher tub cavity. To find the cause, first check to be sure the water supply is ON.
To avoid incorrect readings when using the volt/ohmmeter, always “zero” the ohmmeter before making any continuity checks on dishwasher components. See operating instructions that came with your volt/ohmmeter.
When making continuity checks with the volt/ohmmeter, always turn the electricity OFF at the circuit breaker panel. Live voltage checks will damage the meter movement. Read the rest of this entry »
Take particular care in the bathroom where special regulations apply.
Do not install a socket-outlet in the bathroom other than an approved shaver supply unit for a mains voltage shaver.
Do not make provision for using a mains voltage portable appliance. For example do not run a portable electric heater from a socket-outlet situated outside the bathroom i.e. on the landing or in an adjacent bedroom. If the tank cupboard opens into the bathroom and the tank has an immersion heater do not supply it from a socket-outlet (not a good method in any case) which could be used for plugging in a portable appliance. Read the rest of this entry »
There is what seems to be an ever-increasing range of labour-saving equipment capable of tackling the wide variety of repair and building work now taken on by the D-I-Y home-owner. Tools that were once used in only professional workshops and factories are now quite commonplace around the house. Electric drills, routers, grinders, saws and planes are now produced to meet the demand from the rapidly increasing army of D-I-Y enthusiasts. The diversity and range available is vast. They are all based on an electric motor taking the place of manual effort. Each has a powerful motor for direct drive or reduction via a gearbox or electronic control and can be found in mains or battery powered versions in most instances. Read the rest of this entry »
This is closely related to the previous on D-I-Y power tools which, in some areas of operation, overlap. Some power tools have attachments for garden work. The use of electrically powered machinery requires the most scrupulous safety observance. In this and many other aspects, D-I-Y power tools and garden power tools are alike.
Like D-I-Y power tools, a brush gear motor is used to power garden equipment, whether mower, trimmer or weeder. Both mains and battery (rechargeable) versions are available. A similarity to vacuum cleaner motors has already been noted and this also applies to the garden equipment. This is evident from the illustrations of the hover mower. The motor has more than a passing resemblance to one of the cylinder cleaner motors featured on vacuum cleaners. As there are so many similarities, the operation of the motor is not described again here. However, information about common faults and maintenance is, of course, included. Read the rest of this entry »
Low insulation is best described as a slight leak to earth of electricity from the wiring of one or more of the components or wiring in an earthed appliance. If very slight, it will not harm the appliance but is an indication of faults to come and should be corrected immediately for safety reasons. The condition occurs during the progressive breakdown of the insulating properties of a normally electrically leak-proof system.
It may be caused by normal wear and tear over a long period, resulting in a breakdown of the insulating coating on wiring, motor windings, heater elements, etc. Such a breakdown of insulation may not result in a failure of this part at this stage and the appliance may still function as normal. This, however, is not an excuse to ignore low insulation; failure to trace and rectify it is foolhardy because it compromises safety. Also extra expense is likely to be incurred in the long run. Read the rest of this entry »
