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Brian BaileyAug 29, 2025
How to fix high back pressure during regeneration phase in Sullair Dehumidifier?
- EElizabeth ChapmanAug 29, 2025
High back pressure during the regeneration phase in your Sullair Dehumidifier can stem from a few issues. The silencer might be blocked; clean or replace it. The inlet/exhaust valve cylinders could be defective; lubricate the cylinder, replace seals if necessary, or replace the cylinder. Also, the check valves might not be sealing; repair the check valve.