Inquiry (采购产品): thermostat I have a business Columbus Electric thermostat, Model No XL411. It is for heat and AC. I do not have any instructions for it. I need to reprogram it when the batteries go out. Would you have any instructions for this item? **** Hidden Message ***** Nancy Below 200 Sidney Baker Kerrville, TX 78028 USA Company: Heart of the Hills Cardiac Rehab Center Phone: 830-257-6363 E-mail: ngb@ktc.com **** Hidden Message ***** ngb@ktc.com