allowing the HVAC high limit switch to re-engage once the system cools to 110°F

this specific model is a 3-phase heat kit

it typically requires a common wire connection or battery power depending on the specific Reznor heater control board configuration

while maintaining the same 3V cross-section dimensions

Contractors managing Friedrich PTAC troubleshooting or split system repairs should prioritize this terminal block to maintain original equipment performance and safety standards

Siemens Combustion LFL1.335 Control 318820-201 allowing the HVAC high limitThe Siemens Combustion LFL1. 335 Control is a rugged, electro mechanical primary flame safeguard engineered for the management of medium to high capacity forced draft burners. Designed specifically for 220V gas burner control applications, this unit provides precise sequencing for multistage or modulating systems across gas, oil, or dual fuel configurations. It features a fixed 37 second pre purge time (t1) and a 2. 5 second safety time (TSA),