This manual covers the Hyster D470 series, including models N35ZR, N40ZR, and N30ZDR. These are Class 2 Electric Motor Narrow Aisle Trucks designed for efficient material handling in confined spaces. Engineered with robust AC motor technology and AC motor controllers, these trucks offer reliable performance for demanding industrial environments. Their construction emphasizes durability and operational effectiveness, making them a dependable choice for warehouse and logistics operations. The Hyster D470 Service Repair Factory Manual provides comprehensive guidance for maintaining and repairing these specialized trucks. It details periodic maintenance schedules, troubleshooting procedures, and adjustments using the AC Controls Program (ETACC). Coverage extends to critical systems including the AC motor, master drive unit, industrial battery, frame, steering, hydraulics, brake system, wire harness, and display panel. Additionally, the manual includes electrical schematics, capacities and specifications, and information on metric and inch SAE fasteners, serving as an essential resource for owners and technicians.