Honeywell 301-C-DLC Controller THPU32HP7Y or significant scale buildup interfering

or significant scale buildup interfering with the element's movement

For contractors performing chiller maintenance

How do I calibrate the trip point

000 BTU Capacity (Part Number 183025)

Honeywell 301-C-DLC Controller THPU32HP7Y or significant scale buildup interferingThe Honeywell 301 C DLC is a high performance gas detection controller designed for centralized monitoring and control in commercial and industrial HVACR environments. Built with a durable ABS polycarbonate enclosure, this unit serves as the direct replacement for legacy models M 504801, M 508918, and VA301C DLC. Utilizing an addressable RS 485 Modbus protocol, the 301 C DLC supports daisy chain wiring to manage up to 96 transmitters across three