White-Rodgers F29-0222 Tstat Guard You can verify this by

You can verify this by measuring the DC microamps (µA) in series with the sensor wire

A higher voltage rating can always replace a lower one as long as the microfarad (MFD) rating remains identical

allowing technicians to isolate pressure gauges for calibration or replacement without depressurizing the entire system

both parts utilize the same L160-4

Check for a clogged air filter

White-Rodgers F29-0222 Tstat Guard You can verify this byThe White Rodgers F29 0222 Metal Tstat Guard is a job site essential for securing HVAC controls in heavy traffic environments. Engineered with a ring base for versatile mounting, this universal size steel thermostat guard provides a physical barrier against unauthorized temperature adjustments. The unit features a durable 18 gauge steel cover and a 22 gauge frame, finished in a neutral beige enamel to resist corrosion and blending with industrial