Manuals & Documents
A curated library of owners' manuals, engine documentation, parts lists, wiring diagrams, and appliance guides for the Catalina 27.
Owners' Manuals
Factory manuals and parts lists from Catalina Yachts.
Engine Documentation
Technical manuals and parts lists for Universal diesel and gas engines.
Universal M-18
PDF M-18 Parts List Exploded diagrams and part numbers PDF M-18 Technical Manual Service procedures, specs, and troubleshooting
Universal 5411
PDF 5411 Parts List Exploded diagrams and part numbers PDF 5411 Technical Manual Service procedures and specifications
Universal Atomic 4
Electrical & Plumbing Diagrams
Wiring diagrams, plumbing schematics, and fuel system details.
IC27A Electrical Drawings (opens in new tab) Factory wiring diagrams IC27A Plumbing Schematics (1982+) (opens in new tab) Water and waste system layouts IC27A Holding Tank Plumbing (opens in new tab) Waste system detail drawings IC27A Fuel Tank Detail (1984+) (opens in new tab) Fuel system layout and connections
Rigging & Mast
Masthead diagrams, tuning guides, and mast-raising procedures.
Hull & Keel
Keel bolt procedures, rudder repairs, and packing gland details.
IC27A · PDF Keel Bolt Nut Replacement (opens in new tab) Step-by-step keel bolt service IC27A · PDF Keel Stub Repair Procedure (opens in new tab) Structural repair guide IC27A Rudder Repair Info (opens in new tab) Rudder inspection and repair IC27A · PDF Packing Gland Schematics (opens in new tab) Shaft seal detail drawings
Cockpit & Steering
Edson steering system manuals and cockpit hardware details.
Autopilot
Installation and service manuals for wheel-mounted autopilots.
Stoves
Manuals for galley stoves commonly found on the Catalina 27.
Head & Plumbing
Marine toilet service and rebuild documentation.
Sails & Furling
Roller furling installation and operating guides.