1980 Johnson 4HP Service Manual, Page 7Get this manual
has specially-designed tools to simplify some of the disassembIy and reassembIy erationsThese tools are illustrated in this Service Manual, in cases in actual useRefer to the Special Service Catalog for description and ordering instructions for these toolsIndividual purchasers of Service Manuals must order Special Tools through authorized dealerspecial tools used for this motor are: SPECI AL TOOL Carb Gauge Fixed Jet Screwdriver Universal Puller Coil Locating Ring Crimping Pliers Insert Pin Remover Socket Remover Powerhead Holding Fixture Seal Remover 1nstruments needed are:
board motorTherefore, the sides are referred to as ST or sidesST means the right hand while facing the bow (FRONT) of the boat; means left hand See Figure 1-1
Service required for outboard motors is generally of three kinds 1NORMAL ANO MAINTENACE, which includes putting new motor into operation, storing motor, lubrication, and care under special operating conditions such as salt water and cold weather2OPERATING MALFUNCTIONS due to improper motor mounting, propeller condition or size, boat condition, or the malfunction of some part of the motorThis includes motor tune-up procedures to keep the motor in prime erating condition3COMPLETE OISASSEMBLY and overhaul, such as inspecting motor that has submerged, or rebuilding trade-in unitsIt is important to you as the service repair person to determine before disassembIy just what the troubIe is, and how to correct it quickly and with minimum expense to the ownerThis section of the manual is designed to help you diagnose motor malfunctions and correct them