Trane CNT4356 Primary Control 326058-756 This unit is CSA certified

This unit is CSA certified to ANSI Z21

Does it require additional sealant

the HH series is optimized for suction line burnout cleanup to protect the new compressor from existing contaminants

Using an incorrectly sized filter can allow unfiltered air to bypass the media

Trane CNT4356 Primary Control 326058-756 This unit is CSA certifiedThe Trane CNT4356 Primary Control is a critical direct service replacement component engineered for high reliability oil furnace and boiler burner management. As a veteran grade HVAC part, this burner primary control manages the ignition cycle, monitors the CAD cell for flame verification, and executes safety lockouts to prevent hazardous oil accumulation in the combustion chamber. When you are on a service call for a Trane furnace that wont fire, the