Introduction
The document provides technical specifications and functionalities of the ROTADAIRON STM 75, a machine designed for soil preparation and stone burying. It is suitable for various agricultural tasks such as tilling, weeding, raking, seeding, overseeding, dethatching, spiking, and mulching.

Specifications

• Working Width: 750 mm (29’’ 1/2)
• Total Width: 960 mm (37’’ 3/4)
• Weight: Varies by model (e.g., 167 Kg for RAPID/REFORM)
• Max Track Width: 0.98 meter (38’’ 1/2)
• Working Depth (Max): 140 mm (5’’ 1/2)
• Rotor Outer Diameter: 400 mm (15’’ 3/4)
• Number of Blades: 16
• PTO Speed: 920 tr/min (clockwise)
• Forward Speed: 0.8 to 1.5 Km/h (0.5 to 0.9 mph)
• Transmission: Angle gearbox + oil bath chain
• Security: Oil bath torque limiter at the rotor end
• Transport Dimensions: 960 mm x 1215 mm x 590 mm

Functions
The STM 75 is designed for efficient soil preparation, including tilling up to 140 mm, burying stones and debris, leveling with an adjustable blade, and rolling with a metal mesh roller. It can be used directly on the ground or on pre-decompacted soil.

Quality of Service
Rotadairon maintains a large stock of spare parts and provides online tools for quick access to manufacturer information. It is recommended to use only original parts to maintain the quality and performance of the machine.

Key Features

• Oversized rotor
• Anti-pad blades (Rotadairon patent)
• Selection grid fingers
• Oil bath torque limiter
• Adjustable working depth
• Optional hydraulic jack for depth setting