Engineering to meet ARI-700 standards

eliminating the field-fitting issues common with generic universal valves

failure to respond to thermostat calls

Double-Throw) internal switch allows for terminal wiring that can either break the circuit on temperature rise (heating) or make the circuit on temperature rise (cooling/ventilation)

pressure relief valves must be installed with the spindle in the vertical position to ensure proper mechanical operation and drainage of the discharge line

Lochinvar & A.O. Smith 100093769 Board R-134A Engineering to meet ARI-700 standardsThe Lochinvar & A. O. Smith 100093769 Thermodisc Board Replacement Kit is a critical OEM component designed for AWHC control board restoration in high efficiency commercial and residential water heating systems. As a direct factory replacement for the legacy 6910605 thermodisc board, this kit integrates the latest logic to manage high limit safety cutouts and precise temperature monitoring. For technicians servicing Lochinvar Knight or A. O. Smith