Macon Controls N10637 Body 319852-301 A faulty limit switch often

A faulty limit switch often manifests as a "limit circuit open" error code on the control board or a burner that refuses to fire despite a call for heat

simplifying part sourcing and installation

Verified OEM Specs: Matches all technical specifications for port placement and thread size (3/4" NPT typical)

preventing dangerous pressure buildup

Industrial Grade Construction: Built to withstand the thermal cycling and high-pressure environments typical of commercial steam boilers

Macon Controls N10637 Body 319852-301 A faulty limit switch oftenThe Macon Controls N10637 is a heavy duty vertical angle valve body designed for precision fluid control in hydronic and low pressure steam systems. Engineering for reliability in both commercial and residential radiator valve replacements, this 1 2" NPT body features a 1. 8 Cv flow coefficient, ensuring stable heat output for freestanding radiators, convectors, and baseboard units. Constructed from nickel plated forged brass with a durable bronze