Common Questions: Will this fix a code 31 or 32 on my Carrier furnace

For technicians performing a vent motor replacement or troubleshooting pressure switch trips

Built with a 120Vac primary voltage input

The MARS 12166 is rated for 440VAC but remains fully backwards compatible with 370V systems

The McDonnell & Miller RS-1-LP-S (Part Number 176218) is a heavy-duty

Carrier LA22LA105 Blower Wheel 320788-702 Common Questions: Will this fixThe Carrier LA22LA105 Blower Wheel is a high duty OEM replacement centrifugal fan designed for specific Carrier and Bryant commercial and industrial air handling units. Measuring 13. 19 inches in diameter with a 9. 5 inch width and a precision ground 1. 187 inch bore, this steel blower wheel ensures stable airflow delivery in high static pressure applications. As a factory authorized part, it is balanced to minimize vibration, preventing premature