then manually depress the reset button

it provides essential over-temperature protection to prevent heat exchanger damage and ensure safe system cycling

Is this for high-altitude installations

or the system throwing a specific "limit open" fault code on the control board

Copeland ZR16K5E-PFV-800 Compressor R-410A then manually depress the resetThe Copeland ZR16K5E PFV 800 is a high efficiency 1. 5 ton scroll compressor engineered for residential and light commercial air conditioning applications. Running on 208 230V single phase power, this hermetic unit is the direct updated replacement for the 921043 and serves as a reliable service solution for R 22 and R 407C systems. Designed with 70% fewer moving parts than reciprocating models, it features an optimized scroll and seal design that