Hydrovane Compressors Models 5, 15 and 20. Manual Hydrovane Rotary Compressors Models 5, 15 and 20. Operator's Instruction, Maintenance and Parts Manual as Exploded-component Pictures. English, French, German, Italian, Spanish and Swedish. Manufacturers: Hydrovane Models: 15 20 5 Contents: Operators Manual Maintenance Manual Parts Manual