1971 Johnson 125HP outboards Service Manual, Page 6Get this manual
1-2 Johnson 125 HP outboard motors are designed and built for dependable high performanceTo assure continued peak operation, it is important that every Johnson owner be able to receive skilled and thorough service for his motorCustomer satisfaction and profitable service operation depend on service ''know-how'' and trainingRead this manual carefully so that you are familiar with the service proceduresthen keep it readily available as reference book in your service departmentAlways remember, each service job is chance for you to maintain motor performance that will keep your customer happy to be Johnson owner ARRANGEMENT OF MANUAL
This Service Manual includes the specific information you will need to service the 125 HP ModelsAll general procedures are covered in abbreviated form, mostly by reference to procedural illustrationsThe specific procedures which apply only, or primarily, to these motors are covered in fully-illustrated, detailed, step-by-step instructionsThe General Service Information section will help you diagnose malfunctioning motorIt includes specifications, tune-up procedures, and Trouble Check ChartClearances and torque values are also included for quick reference during servicing operationsEach of the following sections, Fuel System, Ignition System, Power Head, Lower Unit, Electrical System and Remote Control, gives detailed instructions for disassembly, inspection, reassembly, and operating adjustments of the componentsThese procedures will help you service specific system, or completely overhaul the 125 HP motors