Switch used as 1 way for outside light and 2 way. This is similar to the standard 2 way lighting circuit but with 2 circuits being controlled by a 2 gang switch.

Wiring Light Switch Or Dimmer
Mk 2 gang 2 way switch wiring diagram. Wiring a two way switch. 2 gang switch wiring actual and schematic diagram duration. Replace broken switch with a new one. Red yellow and blue wires. 10amp 1 gang 1 way sp push switch marked press with translucent lid 86072 tc 13amp switched fused connection unit with front flex outlet with translucent lid. 2 gang 1 way light switch you dont see these as much now days as many manufactures only make 2 gang 2 way light switches that serve the same purpose you just dont use the third l2 terminal on each gang however i thought we would include it just in case you come across one.
Wiring devices technical hotline 44 01268 563720 description a range of socket outlets designed for ease of installation and having all the advantageous design features of the mk range of wiring devices. To switch from two locations youll need 2 two way switches and wire them together in a particular way. However if i pay double the price of the lower standard product then i expect it to come fully assembled plus with conduit adaptors not the filament floating around loose in the box requiring wiring in. Do you have a simple diagram of what goes where for the new switch. This is very useful in a number places particularly hallways and stairs. In position 1 when the switch is down or on com and l1 are connected together just like the one way switchin position 2 when the switch is up or off com and l2 are connected together.
Removed cover of old switch and old colour coding. Two way switching allows you to control a light from two locations. Each of the gangs or switches above in fig 2 of which there are two work like this fig 3. Rated 2 out of 5 by baldyangel from not quality enough for me i buy a lot of mk products as i view their quality superior im a snob. A two way switch has 3 terminals. A commonc l1 and l2.
2 core cables brown and blue carries the live and switched live to the wall switch and up to each light fitting. The 2 gang sockets with outboard rockers available in logic plus and albany plus are of. An extra 3 core cable brown black and grey connects each wall switch to one of the gangs on the 2 gang wall switch. Way in switch gang in switch and sp dp pole difference in electrical switches duration.