Johnson Controls VA-3100-501 Linkage Kit THPU32HP7Y mitigating hydraulic shock

mitigating hydraulic shock

Designed for seamless integration with Armstrong and Allied Air furnaces

for hard lockouts—often caused by repeated high-pressure switch trips or sensor failures—you must disconnect and reapply main power to the control board after verifying HVAC sensor accuracy

ensuring compliance with local jurisdictional codes when venting to the atmosphere

a full rebuild with the Parker 76725 is recommended

Johnson Controls VA-3100-501 Linkage Kit THPU32HP7Y mitigating hydraulic shockJohnson Controls VA 3100 501 Linkage Kit, Used with VA 3100 and VA 6100 Series Actuators, 5" 6" VB 3752, VB 3970, VB 4322, VG2231, VG2431 and VG2831 Vales