Never apply power to the Parker AFPH05 coil unless it is fully installed on the valve stem

preventing delayed ignition or nuisance lockouts often caused by aftermarket components

making it suitable for heavy-duty HVACR equipment

and Coleman rooftop and split-system units

York S1-025-49717-000 Transformer Els PW 17895 Never apply power to theUpgrade your system infrastructure with the York S1 025 49717 000 Transformer, a high capacity 150VA power solution engineered for heavy duty HVACR control circuits. This step down control transformer is designed to handle the rigorous demands of commercial and light industrial equipment, converting 208 230V primary voltage to a stable 24V secondary output. As the direct S1 025 37378 000 replacement, it ensures seamless compatibility without the need