This is a high - quality door interlock switch designed for Philco, Merloni, and Ariston front - loading washing machines. Part numbers include UNI091 and DS88 - 57776, and it's equivalent to Rold 57054, with original part numbers 052797 and 116102866. It can fit many models of these brands and might also work with other machines. The mounting holes are spaced 55mm apart, and it features 4 terminals. You'll find the internal connection diagram printed right on the switch. With over 25 years of experience supplying appliance parts to both trade and retail customers, you can shop with peace of mind.
Using this door interlock switch is easy. First, make sure your washing machine is unplugged from the power source for safety. Locate the old switch in your front - loading washing machine. Remove the old switch carefully, following the original wiring. Then, attach the new switch in the same position, connecting the wires according to the diagram printed on the switch. Once everything is connected, plug your washing machine back in and test it. When it comes to maintenance, keep the switch clean and dry. Avoid getting water or other liquids on it, as this could cause damage. If you notice any problems like the switch not clicking properly or the washing machine not starting, check the connections first. If the issue persists, it might be time to replace the switch. Always remember to follow safety procedures when working with electrical appliances.
