While primarily designed for ClimateMaster

Always verify the part number 6231596800 before installation

Most failures result from restricted airflow due to dirty filters or obstructed blowers

resisting wear from vibration and thermal cycling

For technicians servicing Viessmann gas boilers

Itron-Actaris 762650 Spring 326070-701 While primarily designed for ClimateMasterThe Itron Actaris 762650 is a high performance adjustment spring engineered specifically for the B42 Series gas pressure regulators. Designed for light commercial and residential applications, this yellow black spring provides a precise outlet pressure range of 1 2 PSIG. As a veteran technician knows, maintaining the calibration of a B42 regulator requires exact spring tension to ensure the 6: 1 lever ratio and molded diaphragm function within peak