Multiquip 52160 Main Harness MD8 Series - OEM Replacement Part

The main harness serves as the primary electrical distribution system for the MD80 ride-on trowel, connecting the machine controller, fuse and relay box, pitch actuators, seat switch, key switch, horn, foot pedal, and all major electrical components. This critical wiring assembly integrates power distribution from the battery through the bus bar, enables ignition and safety interlock systems, and coordinates control signals between the operator interface and hydraulic pitch control system.

According to Multiquip wiring diagrams, this harness includes multiple connector points (P5, P6, P7, P8, P9, P10, P17, P18) utilizing DT-series connectors and features properly gauged conductors ranging from 12 AWG to 20 AWG for different circuit loads. The harness interfaces with frame-mounted components and includes critical safety circuits such as the seat switch interlock and horn system. Wiring specifications include color-coded conductors for pitch actuator power circuits (14 AWG red/orange for LH pitch, 14 AWG red/green for RH pitch) and proper splice points for fused power distribution.

Compatible Models:

• MD80

Genuine Multiquip OEM part, sold by an authorized dealer.