A Lennox 10M81 Wiring Harness connects variable speed motor circuits for dependable signal transfer within the air handling setup.
The wiring harness connects the variable speed motor to the control circuitry in the heating and cooling unit, allowing power and signal communication to pass through the proper terminals. Its 15-pin-to-16-pin configuration matters because it is built to match the required connections accurately, which supports reliable motor operation and reduces the risk of miswiring or intermittent electrical faults.
The wiring harness may need to be replaced if the HVAC system shows motor communication errors, inconsistent blower performance or failure of the variable speed motor to respond properly. Physical signs can include loose or damaged pins, frayed insulation or discoloration from heat and environmental signs may include corrosion, moisture exposure or debris buildup around the connections.
We provide same-day shipping on all in-stock real OEM heating and cooling parts Monday—Friday until 9 PM ET and on Saturday until 4 PM ET for online air orders. With real-time inventory and streamlined processing, our fulfillment process is designed for efficiency.
Track your real OEM HVAC parts once they've shipped by going to our Track My Order page and submitting your order number or purchase order (PO) number with your zip code. With easy access to info on your shipment, you'll always stay up to date on the delivery status of your order.
Yes! Parts Town offers a wide range of customer support for real OEM HVAC parts 8 AM to 9 PM ET Monday through Friday with help through chat, email, phone and more. Visit our Contact Us page to see all the ways to reach us if you need help with an issue regarding your order.
Customers can return most new, unopened real OEM heating and cooling replacement parts within 90 days of delivery, so check our Returns page to see if your purchase qualifies. For installed parts that don't work anymore, complete the form in the Defective Parts & Warranty Inquiries section.