Multiquip 43085 Lower Housing RPM Motor Assembly - OEM Replacement Part

The lower housing RPM motor assembly is a critical component that houses and protects the motor speed control system on ride-on power trowels. This assembly is essential for maintaining proper motor operation and ensuring accurate speed control during concrete finishing operations. When motor speed sensors fail or the housing becomes damaged, technicians may observe amber warning lamps, open loop motor speed control, or frequency signal discrepancies exceeding 5% between dual signals—all indicators that this housing assembly requires inspection or replacement.

This OEM assembly integrates with the trowel's electronic control system to protect speed sensors and maintain closed-loop motor control. Proper function of this housing is vital for the joystick directional control system and foot pedal rotor speed regulation that operators depend on for precision finishing work. The Whiteman Service Tool (WST) can be used to diagnose motor-related faults when troubleshooting speed control issues.

Compatible with the following Multiquip model:

• STXDF Ride-On Trowel

Genuine Multiquip OEM part, sold by an authorized dealer.