How do I confirm if my TXV is failing

using this genuine Lochinvar & A

High Compatibility: Direct replacement for Hankison HKN-0731-5 and designed specifically for HF7-24-8 filter housings

PAS-2100 is the direct replacement for P40AA-1

Key Benefits Precise 1k Ohm Nickel Element: Delivers a consistent 3 ohms per degree Fahrenheit sensitivity for high-resolution thermal tracking

ABB CA4-10 Auxiliary Contact R-410A How do I confirm ifThe ABB CA4 10 is a high performance 1 pole front mounted auxiliary contact block engineered for seamless integration with AF09 to AF96 contactors and NF contactor relays. This Normally Open (NO) auxiliary contact provides instantaneous switching logic, making it an essential component for expanding control and signaling capabilities in industrial automation systems. Designed for reliability in standard industrial environments, the CA4 10 features a