If you notice "clanging" noises or poor drainage during low-load periods

making it an essential Trane OEM replacement part for maintaining system integrity

the KR11HZ218 features a fixed 1 3/8" bore with a standard keyway and set screw

Is the dial plate and knob included with the FF4H model

Bard HVAC 8402-148BX Limit Switch 320788-702 If you notice "clanging" noisesThe Bard HVAC 8402 148BX Limit Switch is a critical safety component designed for high temperature monitoring in Bard wall mount heat pumps and air conditioners. This L325 manual reset limit switch acts as a primary safety cutout, designed to open the electrical circuit when internal plenum temperatures exceed 325F. Engineered as a direct replacement part, the 8402 148BX is identical to 8402 148, ensuring seamless mechanical and electrical