Johnson Controls A-4000-158 Filter Kit R-410A all of which force flames

all of which force flames back toward the burner entry where the switch is mounted

set all positions to "ON" for a 4-20mA input signal or "OFF" for a 0-10 VDC control signal

25" WC range

non-relay controllers and high-demand terminal devices

Johnson Controls A-4000-158 Filter Kit R-410A all of which force flamesThe Johnson Controls A 4000 158 Filter Kit is a critical maintenance component designed for pneumatic air system reliability. Specifically engineered for A 4300 and A 4400 Series Refrigerated Air Dryers manufactured before date code 9924, this condensate filter kit ensures effective moisture and contaminant removal from the pilot air supply. In high demand HVAC pneumatic controls, preventing oil and particulate carryover is essential for protecting