Restore reliable airflow from your Lennox AFAIR10B18-1 indoor unit with genuine OEM replacement parts from Repair Clinic. The AFAIR10B18-1 is a one-and-a-half-ton indoor fan coil unit from Lennox’s AFAIR series, designed to pair with a compatible Lennox outdoor condensing unit. The blower motor, run capacitor, and control board account for the majority of AFAIR10B18-1 service calls. Repair Clinic stocks genuine Lennox OEM parts for the AFAIR10B18-1 including the Lennox capacitor parts, Lennox contactor parts, Lennox fan motor parts, and Lennox high-pressure switch parts. Browse the Lennox central air conditioner parts catalog filtered by AFAIR10B18-1 for the complete parts inventory.
Lennox AFAIR10B18-1: One-and-a-Half-Ton Indoor Fan Coil Unit Service
The Lennox AFAIR10B18-1 is an indoor fan coil unit rated at approximately one-and-a-half-ton capacity, intended to pair with a compatible Lennox outdoor condensing unit. The blower motor and run capacitor on this unit are sized for the one-and-a-half-ton airflow requirement and should not be cross-substituted with larger capacity configurations in the same AFAIR series.
Most Replaced Parts on the Lennox AFAIR10B18-1
Blower Motor for the Lennox AFAIR10B18-1
The one-and-a-half-ton blower motor is sized differently from larger AFAIR configurations. Test the run capacitor before ordering a replacement motor.
Run Capacitor for the AFAIR10B18-1
A capacitor reading more than 10% below its rated microfarad value causes the blower motor to run hot at reduced airflow. Annual testing catches a weakening capacitor before it fails.
Control Board for the Lennox AFAIR10B18-1
Confirm the full AFAIR10B18-1 designation from the data plate before ordering a replacement board.
Drain Pan for the AFAIR10B18-1
A drain pan that overflows continuously has a clogged condensate drain outlet. Clear the drain line completely before replacing the pan.
Why Choose Repair Clinic for Lennox AFAIR10B18-1 Parts
- Genuine Lennox AFAIR OEM Components: Blower motors, run capacitors, and control boards confirmed for the AFAIR10B18-1 one-and-a-half-ton indoor unit Lennox central air conditioner parts.
- One-and-a-Half-Ton Sizing Context: The AFAIR10B18-1 blower motor and capacitor are sized for the one-and-a-half-ton configuration and should not be cross-substituted with larger AFAIR configurations.
- R-410A Puron Platform: The AFAIR10B18-1 refrigerant circuit uses R-410A. Refrigerant circuit service requires EPA 608 certified technicians.
- 365-Day Returns: Return any uninstalled Lennox part within a full year of purchase with no restocking fees.
Lennox AFAIR10B18-1 Indoor Unit Parts FAQ
What is the Lennox AFAIR10B18-1 and what capacity is it?
The Lennox AFAIR10B18-1 is an indoor fan coil or air handler unit from Lennox’s AFAIR series. The 18 capacity designation identifies an approximately one-and-a-half-ton indoor unit intended to pair with a compatible Lennox outdoor condensing unit.
Why is my Lennox AFAIR10B18-1 not circulating air?
No airflow from the AFAIR10B18-1 is most commonly caused by a failed run capacitor preventing the blower motor from starting, a tripped circuit breaker, or a clogged air filter restricting airflow. Check the filter and breaker before testing the capacitor and blower motor.
What is the difference between the Lennox AFAIR10B18-1 and a standard air handler?
The AFAIR prefix identifies a Lennox indoor unit designed to interface with a specific outdoor platform. Always confirm the full model designation and system matchup from the unit data plate and documentation before ordering control boards or blower motors.
How do I identify the correct replacement blower motor for the Lennox AFAIR10B18-1?
Confirm the full model designation from the AFAIR10B18-1 data plate before ordering a blower motor. Blower motors are sized to the specific tonnage of the unit and should not be cross-substituted with larger or smaller capacity configurations in the same series.
