It's an electric boiler with two switches. The red switch turns it on manually but uses expensive day rate electricity. The bottom switch is supposed to let it come on overnight but I'm not sure how to tell if it on or not? There's no text saying on or off and no red light when switched on like with the red switch. Anyone got a clue? I have storage heaters that have suddenly stopped working because of this and I have no hot water so not sure if someone has flipped the switch or if there's a bigger problem. Need the heating urgently so don't have time to experiment...
https://ibb.co/L1q6q6H
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https://ibb.co/L1q6q6H
https://ibb.co/GW0GW3k
https://ibb.co/NWd9Pzq