if you've ever struggled to replace an electric shower to the pipe and cable positions and the t8 is then faster it is the shower for you it has eight water entry points top back bottom and side entry on the left and the same again on the right and six electric entry points top back and bottom on the left and the same again on the right this makes it a hassle-free fast fit every time it's ideal for new installations and perfect for replacing most existing showers providing the existing electric supply complies with the relevant safety regulations and the water supply is adequate you can fit a t-80 said fast fit with the same kilowatt rating as the old shower in no time at all let's see just how quick and easy it is to replace a typical ta TSI installation with the Trident ta t Zed fast fit first make sure that the electric and water supplies are isolated now unscrew and remove the cover and test to check that the electric supply is isolated here the water enters the unit from the top left and the electric enters from the rear on the left disconnect the supply cable then disconnect the water supply by removing the straight piece of pipe from the existing elbow on the left remove the wall fixing screws and remove the shower from the wall now for the t-80 Zed fast fit take off the bottom trim plate and fit the top right pipe entry trim only water connection is required on the left so the swivel water inlet does not need to be adjusted electric connection is required on the left the swing fit terminal is supplied assembled in this position so no adjustment is required locate the inlet fitting onto the water supply it's a perfect match the new shower covers the existing fixing holes check the backplate is level and mark the new wall fixing points next remove the unit and drill and plug the new holes fit a nut and olive to the water inlet place the unit back on the wall and connect it to the water supply then screw the back plate to the wall fully tighten the water connection and turn on the water to check for leaks connect the supply cables to the terminal blocks making sure that the connections are fully tightened now fit the bottom trim place click the power indicator light into the front cover and make sure that the controls are correctly aligned fit the cover and secure it with the three fixing screws finally connect the host of the unit turn on the electric supply and commission the char on a cold setting now there's just the shower cap to replace if you haven't already done so remove the old kit from the war in some cases you can use the existing fixing holes for the new shower kit start by fitting the top fixing plate to the preferred height using the existing hole if possible then slide the bracket onto it now fit the shower head holder the soap dish and the hose retainer onto the rail fit the bottom bracket and fixing plate onto the rail under the line with the holes in the rail and secure with the long screw next guide the rail into the top bracket the rail can be adjusted in this case to line up with the original fixing hole there may be times when a new fixing point is needed now screw the bracket to the wall fit the top and the bottom trims feed the shower hose through the hose retainer fit the shower head to the hose and finally place it in the showerhead holder Alder it's as easy as that the t-80 said fast fit is the perfect replacement for the ta TSI in this case with no additional wiring or plumbing required the quick easy and hassle-free installation all thanks to multiple entry points and water and electric connections on the left or the right the t-80 said faster it is the ultimate replacement shower whatever you're looking for in an electric shower the tryin ta TS n models can satisfy pretty much all requirements if you're looking for a discreet electric shower then why not take a look at our t-80s ed slimline video or if you're after a family safe electric shower with thermostatic temperature control then watch our t8 easy thermostatic video thanks for watching