This workshop service repair manual covers the Lister HR3 HR HRW Diesel Engine, a robust diesel engine designed for marine and industrial applications. Manufactured by Lister Petter, this engine family, specifically the HR Series, is available in 2 and 3 cylinder configurations, including models HR2, HR3M, HRW2, and HRW3M. Engineered for reliability and performance, these diesel engines are a dependable power source for demanding operational conditions, providing efficient operation whether powering vessels or industrial equipment.

The purpose of this English-language manual is to provide comprehensive guidance for the maintenance and repair of the Lister HR Series diesel engines. It details essential servicing information, including recommended oil types and inspection schedules, alongside thorough repair and service procedures. Owners, mechanics, and technicians will find the technical specifications, troubleshooting information, and safety guidelines within this document invaluable for ensuring the optimal performance and longevity of their marine and industrial diesel engines.