Heil Quaker ICP 1191249 Pressure Switch Stroke length is dictated by

Stroke length is dictated by the hole selection on the arm

the internal disc may be fatigued

a different model in the T-4000 accessory line is required

Field Serviceable: Includes all essential hardware to replace worn or sheared mounting components during routine maintenance

Heil Quaker ICP 1191249 Pressure Switch Stroke length is dictated byThe Heil Quaker ICP 1191249 Pressure Switch is an essential safety component specifically engineered for International Comfort Products (ICP) and Heil branded forced air furnaces. Operating as a 0. 27" WC SPST switch, this part monitors the negative pressure generated by the draft inducer motor to ensure the venting system is clear and functional before allowing the ignition sequence to proceed. As the verified 1191249 direct replacement for 1183920,