The most common culprits are restricted airflow from a dirty air filter

while a mica washer prevents electrical shorting at the connection point

Vibration Dampening: Reduces mechanical resonance between the vent pipe and the unit casing for quieter operation

The York S1-024-35602-000 is an OEM-spec 7

Watts RKR164Y Repair Kit The most common culprits areMaintain peak performance in your pneumatic systems with the Watts RKR164Y Repair Kit, a professional grade solution engineered specifically for the Mini Reg Series miniature air regulators. Also identified by industry part number 0888596, this kit is essential for technicians performing routine maintenance or rectifying pressure fluctuations in HVACR and pneumatic control circuits. Designed as a relieving diaphragm valve assembly, the Watts RKR164Y