This workshop manual provides comprehensive repair instructions for the Volvo Penta Aquamatic 270 outboard drive unit, specifically covering models AQ270B, AQ270C, and AQ270D. It begins with essential safety precautions to ensure a safe working environment. The manual then delves into general information related to the outboard drive unit, setting the stage for detailed repair procedures. The manual is structured in a logical order, starting with a detailed description of the outboard drive unit's components, facilitating a deeper understanding of its workings. It then guides you through the process of removing the outboard drive unit, providing step-by-step instructions. The core of the manual focuses on reconditioning the various components of the outboard drive unit. This includes detailed instructions on removing, adjusting, and refitting the upper gear housing, intermediate housing, and lower gear. The manual covers reconditioning the gear mechanisms within these components, ensuring proper operation. Following this, the manual provides detailed instructions on assembling the outboard drive unit, ensuring all components are correctly re-installed. This is followed by instructions on mounting the outboard drive unit on the transom, including how to alter the propeller rotation if necessary. The manual then addresses reconditioning the lift mechanism, a crucial component for smooth operation. It concludes with instructions on extending the outboard drive unit and provides a comprehensive list of specifications and special tools required for successful repair.

The Volvo Penta Aquamatic 270 T (AQ270) is a legendary outboard drive unit renowned for its reliability, durability, and performance. It powered a wide range of boats in the 1970s and 1980s, offering a smooth and efficient boating experience. The AQ270 is part of the Aquamatic series, a range of sterndrive units developed by Volvo Penta. This specific model, AQ270, is available in three versions: B, C, and D, each with slight variations in design and features. The AQ270 is a compact and lightweight unit that integrates seamlessly with various boat hulls. Its robust construction ensures years of dependable service, making it a popular choice for both recreational and commercial boaters. The Volvo Penta AQ270 is powered by a range of gasoline engines, primarily the Volvo Penta 4-cylinder AQ270B, AQ270C, and AQ270D, which deliver impressive power and fuel economy. The AQ270 features a gear-driven, single-stage, right-hand, 1.5:1 ratio reduction gear. The drive unit's unique design, with a vertical shaft connecting the engine to the propeller, provides efficient power delivery and reduced vibration. The AQ270 is known for its smooth and responsive performance, offering excellent maneuverability and control, particularly in tight spaces. As a result, the AQ270 is highly suitable for a variety of boating activities, from leisurely cruising to watersports like skiing and tubing. Moreover, the Volvo Penta AQ270 benefits from a well-established aftermarket support network, making it easy to find parts and service for continued operation.