

The Graco 288788 Overnite Drain Valve Repair Kit is used to rebuild the automatic drain valve in Graco air filtration systems, ensuring proper moisture and fluid drainage when the system is depressurised.
The Graco 288788 Overnite Drain Valve Repair Kit is designed to service and rebuild the overnite drain valve used in Graco automatic air and fluid filtration systems. This kit restores proper opening and closing of the drain mechanism, allowing moisture or residual fluid to be discharged when the system is depressurised, helping prevent internal corrosion, contamination, and material curing during shutdown periods.
| Function | Description |
|---|---|
| Automatic Drain | Releases collected moisture or fluid when air pressure is removed from the system. |
| Seal Protection | Prevents internal components from drying, hardening, or corroding during overnight shutdown. |
| System Reliability | Maintains consistent air and fluid quality by removing trapped condensate. |
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