the 031-01798-001 supports multiple programming cycles

Common Questions Can the clock motor and the load operate on different voltages

preventing burner operation unless the power venter establishes sufficient draft

This is an enclosed relay rated for NEMA 1 environments

Key Benefits for the Contractor Stainless Steel Construction: High-grade 303 SS body and 440C stainless valve ball provide maximum corrosion resistance and durability in high-pressure steam

Carrier HH18HA166 Limit Switch 322056-301 the 031-01798-001 supports multiple programmingThe Carrier HH18HA166 is a critical safety component designed for precise thermal monitoring in residential and light commercial HVAC systems. This 160F CO Auto Limit Switch operates as a primary high limit protection device, featuring a Normally Closed (NC) circuit that opens upon reaching its fixed setpoint of 160F. As a genuine OEM replacement part, it ensures seamless integration with Carrier, Bryant, and Payne furnaces, specifically replacing the