The code indicator on the board 5 times in a series indicating a problem with the flame sensor. Replaced flame sensor and 24hrs laters the code indicator is flashing 5 times in a series again. What would be the solution?

I have a VERTIS Classic AC (A TATA product), but I lost its remote control due to which it is not possible to run AC, while it is sweating hot here. Please tell me how to run AC without remote device. I shall feel obliged.

I have the appliance control model ee081 to control 4 Halogen lights in glass cabinets. Recently they all went out at once. To determine if it was the bulbs or the control until, we bypassed the control unit and plugged the individual plugs into an extension cord and then plugged it into an outlet...

Is there any evidence that sonic devices are effective at repelling and deterring rodents, particularly roof rats? If so, what devices are most effective? Thank you, Bob