Carrier HK02ZA453 Switch 324846-701 the shipping blocks must be

the shipping blocks must be removed and the bolts backed off until the flanged washer moves sideways with finger pressure to allow the compressor to float on the springs

Designed for hardwired installation

Built for durability in commercial environments

It features a controlled 1015 RPM operating speed with support for 3-speed functionality

This allows you to calibrate the rotation to match the full travel of the valve or damper you are controlling

Carrier HK02ZA453 Switch 324846-701 the shipping blocks must beThe Carrier HK02ZA453 Pressure Switch is a critical safety component designed for precise monitoring of internal system pressures in residential heating and commercial HVAC applications. This genuine OEM replacement part is engineered to meet the exact manufacturing tolerances required for Carrier, Bryant, and Payne equipment. Functioning as a high limit safety, this 448 327# pressure switch features a specific actuation range of 448 to 327 PSI,