Separate the symptoms
A blank display, wrong setpoint, and failed appliance response can involve different causes. Ask which tests establish the fault.
Request thermostat repair & replacement for a property in Bowmanville. Include the equipment, the problem or planned work, and your location so the request can be reviewed.
A thermostat concern after a leak or equipment repair needs the event history and the control arrangement. Describe the display and appliance response without opening wiring or assuming water is the confirmed cause.
Provide control and appliance models, water location, service dates, and displayed modes. If electrical components may be wet, seek appropriate professional advice before using or handling them.

A blank display, wrong setpoint, and failed appliance response can involve different causes. Ask which tests establish the fault.
Repair may involve wiring or equipment controls rather than the wall unit alone. Compatibility should be verified against the installed appliances and required stages.
If replacement proceeds, include power arrangements, configuration, sensors, and demonstration. Keep user instructions and approved settings with the equipment record.
Compare control, wiring, and appliance work from the actual diagnosis. A new thermostat should address a verified need and be configured for the installed heating and cooling arrangement.
Thermostat wiring is not universal. Do not connect wires by colour alone or work on energized wiring; a compatible control must be configured for the equipment it serves.
Send the property location, equipment information, and requested work for review.