Rheem 51-102870-08 ECM Fan Motor (208 - 230V, 1/5 HP)
An OEM Rheem replacement ECM fan motor used in Rheem HVAC applications (listed as an ECM condenser-type motor) where the system specifies this exact part number.
Key Features:
- OEM ECM fan motor for Rheem HVAC equipment
- Electrical rating: 208/230V, 1/5 HP
- Listed by Rheem as an ECM "Not Programmable" condenser motor, 1-phase, variable speed
- Rheem notes features/positioning including variable-speed operation, ball bearings, and bringing ECM benefits to high-voltage applications without a step-down transformer
- SupplyHouse notes it replaces 51-102870-01
Compatibility & Applications:
- Intended for Rheem HVAC equipment applications where the motor is specified (Rheem identifies it as an ECM condenser motor)
- Must only be used where the manufacturer specifies this exact part number 51-102870-08 (or explicitly lists it as the approved replacement for 51-102870-01)
Installation & Operation Notes:
- Rheem states HVAC parts and accessories should only be installed by qualified technicians
- Follow the unit's service/installation manual for the exact model to confirm correct wiring, mounting, and any associated start/run components required for that system
- SupplyHouse lists a related item you may also need for some repairs: Rheem 43-17075-04 (88/106 MFD round start capacitor, 330V) (application-dependent)
Maintenance & Troubleshooting:
- Review-reported replacement reasons commonly include a worn-out condenser fan motor and restoring normal unit operation after failure
- Review-reported outcome: unit restarted and ran normally after installation when used as the correct replacement
- Practical service note from reviews: removing the fan blade from the old motor can be difficult; reviewers mention using penetrating oil, controlled persuasion, and avoiding striking the motor shaft/rotor directly
User Reviews & Q&A Summary:
- Reviews frequently describe it as a perfect/exact replacement, with matching wiring/colors when replacing 51-102870-01
- Common themes include easy install/wiring (when matched correctly), quick restoration of cooling, and positive feedback on getting the correct part number with support