Tecumseh K71-90 Relay Kit R-410A and 1611 pump models

and 1611 pump models

Check the motor nameplate for the specific MFD and voltage rating needed to ensure the motor starts under load

allowing for accurate economizer control and system efficiency adjustments

Common Questions from the Field What are the signs of a failing 100208623 harness

Tecumseh K71-90 Relay Kit R-410A and 1611 pump modelsThe Tecumseh K71 90 Relay Kit is an essential OEM replacement component engineered for high reliability electrical switching in refrigeration and air conditioning systems. Designed specifically for Tecumseh compressors, including models such as the AK2424U XA3B, AK2431U XA3B, and AK4461V XA3B, this potential relay kit ensures precise control of the compressor start winding. As a technician, you know that a failing relay can lead to locked rotor