yes the silver casing. No, turn the power off then move the end lever to "man" and lock it in pos. Remove the cover, there will be two screws (in oposite corners) that hold top and body together.what the silver casing?do i need to put HW and CH on?
Thanks for reply I have honeywell wireless room stat.
Took cover off remote unit on room stat B goes to CH on A CH off think maybe I need a sparks. Nightmare.
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