"EC" error codes

and springs required for a complete top-to-bottom teardown

the PE-10-0048 is the official manufacturer-designated replacement for the PE-10-2105

the capillary bulb is typically field-mounted in the blower discharge duct or across the face of the coil to detect cold air pockets

If the bi-metal sensor fails

Robertshaw 110-262 Valve 30067439-890 "EC" error codesThe Robertshaw 110 262 is a professional grade Unitrol water heater gas valve designed for high performance temperature regulation in residential and light commercial systems. Engineered for LP gas (Liquid Propane) applications, this 110 series water heater thermostat features a 1 2 inch pipe inlet and a 1 2 inch inverted flare outlet with right hand threads, ensuring a standard fit for most tank based systems. With a 1 1 4 inch to 1 3 8 inch shank