Description
Techcon TSD500-37 air regulator dispenser parts support pressure-pot dispensing systems that need controlled air input for steady fluid feed. The regulator appears in Techcon TS1254 and TS1258 pressure pot parts lists, where it helps set the pressure feeding adhesive, solvent, oil, coating, or other process fluid from the tank toward the valve or dispense point.
Where These Dispenser Parts Fit
Use this regulator when servicing a Techcon pressure pot that no longer holds a stable pressure setting, responds poorly to adjustment, or has regulator damage from shop handling. Pressure pots rely on clean, controlled air to push fluid through tubing and fittings. If the regulator drifts or sticks, the dispense pattern can change even when the valve, tip, and material are correct.
The TS1258 user guide identifies TSD500-37 as the air regulator in the 5 liter, 0 to 100 psi pressure pot assembly. The same part number also appears in the TS1254 guide for the smaller pressure tank. That makes it a service item for Techcon reservoir setups rather than a generic plant-air regulator selected by thread size alone.
Dispenser Parts Service Notes
Before replacement, shut off plant air, relieve tank pressure, and remove material from the system according to the site procedure. Inspect nearby fittings, gauge, relief valve, and tubing while the lid assembly is open, since a pressure problem may come from more than one worn or contaminated component. After installation, turn the regulator down before connecting air, then bring pressure up gradually while watching the gauge and checking for leaks.
Keep this part with pressure pot O-rings, gauges, fittings, tubing kits, and safety valves so maintenance can rebuild the air side in one pass. Browse related dispensers, mixers, and nozzles, or visit Techcon for manufacturer background.
| SKU | TECTSD500-37 |
|---|---|
| Techcon Part Number | TSD500-37 |
| Part Type | Air regulator |
| System Fit | TS1254 and TS1258 pressure pot assemblies |
| Related Gauge Range | 0 to 100 psi system setup |
| Service Area | Pressure pot air-control assembly |
Need Help?
Need help confirming whether the regulator, gauge, or fitting is causing pressure drift? Call (800) 220-1966 or email [email protected].







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