Common Questions Is the Robertshaw 4290-008 adjustable for natural gas or LP

effectively reducing airflow noise and preventing equipment damage or coil freeze-ups

Simplified Installation: Through-bolt mounting and single-phase wiring allow for faster swap-outs in the field

Can I use this for hot surface ignition (HSI) or direct spark (DSI)

the S1-H68N30N00WS offers a streamlined retrofit path for legacy HT-6700 series models

Weil McLain 382-200-451 Kit Els PW 17895 Common Questions Is the RobertshawThe Weil McLain 382 200 451 Conversion Kit is a critical field upgrade designed to transition legacy boiler systems from Hot Surface Ignition (HSI) configurations to a more reliable Spark Ignition (SI) Gold Control system. This kit allows for the replacement of aging Honeywell, Fenwal, and White Rodgers HSI modules, which often suffer from premature igniter failure and inconsistent flame rectification. By upgrading to the Gold Control SI, contractors