Carrier KR11AZ002 Plastic Sheave 318172-701 Common Questions & Technical Support

Common Questions & Technical Support What is the direct replacement for Rheem 70-21876-01

ensuring seamless Lennox HVAC system compatibility without requiring modifications to existing field wiring

This 2-1/2 inch dial gauge provides an accurate readout ranging from 50°F to 266°F (also rated for 0-250°F in specific applications)

The robust construction minimizes vibration

the internal safety interlock switch is paramount

Carrier KR11AZ002 Plastic Sheave 318172-701 Common Questions & Technical SupportThe Carrier KR11AZ002 is a high performance 8. 25 inch plastic sheave engineered for demanding commercial HVAC blower applications. Featuring a precision machined 1 inch bore, this fixed pitch fan pulley is designed for direct compatibility with Carrier, Bryant, and Payne air handlers and packaged rooftop units. As a vital component in mechanical power transmission, it ensures stable belt tracking and consistent blower speed ratios, which are critical