This document is a service manual for Case IH PUMA tractors models 170, 185, 200, 215, 230, and their CVT variants. It contains sections covering the engine, transmission, four-wheel drive system, front and rear axle systems, power take-off, brakes and controls, hydraulic systems, pneumatic system, hitches and couplings, frames, steering, wheels, cab climate control, and electrical systems. Each section includes technical data, functional descriptions, diagnostics, and service procedures for the various components.