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this HVAC valve rebuild kit restores the integrity of the GP327-R and GP427-R models
it has likely reacted to a rollout event and requires replacement
Key Benefits for Contractors Precise 170°F Trip Point: Protects critical components from overheating with factory-tested accuracy
Key Benefits for Technicians Full System Restoration: Replaces the diaphragm
The most reliable method is to match the part number from your unit's technical data sheet or the stamping on the original blade
Johnson Controls P170CA-3 Pressure Control 30067439-890 this HVAC valve rebuild kitThe Johnson Controls P170CA 3 is a heavy duty single pole single throw (SPST) pressure control designed for high side pressure limiting and condenser fan cycling in commercial refrigeration and HVAC systems. Built as the direct P70CA 2 replacement, this control features a robust all steel case and cover to protect internal components in demanding mechanical rooms. It operates with an open high switch action, meaning the contacts open on pressure rise
