The Johnson Owners Manual 15 HP 1975 provides essential information for maintaining and repairing the following models:
15504
15505
15554
15555
This manual includes detailed guidance on the following aspects:
Owners ID
Cooling System
Fuel Systems and Lubrication
Starting Plugs
Fuel filter
Carbon Removal
Off-season Storage
Troubleshooting
Ignition Systems
Power Head
Lower Unit
Electrical Systems
Remote Controls
This Evinrude Factory manual, although out of print, offers precise and model-specific information, unlike generic manuals covering multiple models. While dated 1975, it is likely suitable for use with models from previous and later years, such as 1973-76.
