1981 Johnson/Evinrude 4HP Outboards Service Manual, Page 6Get this manual
INTRODUCTION PREPARATION FOR SERVICE Proper preparation is extremely helpful for efficient service workA clean work area at the start of each job will minimize the incidence of tools and parts becoming misplacedA motor that is excessively dirty should be cleaned before work startsCleaning will occasionally uncover trouble sourcesToolsinstruments and parts needed for the job should be obtained before work is startedInterrupting job to locate special tools or repair kits is needless delayThe proper lifting and handling equipment should always be usedWorking on heavy motors without proper equipment can cause motor damage and personal injuryClean fresh fuel should always be used when testing motorsOften troubles can be traced to the use of old or dirty fuel
REPLACEMENT PARTSPRODUCT REFERENCES
SAFETY WARNING