1978 Johnson 4HP outboards Service Manual, Page 67Get this manual
SECTION LOWER UNIT
TABLE OF CONTENTS
PAGE TROUBLE ISOLATION CHART DESCRIPTION REMOVAL OF GEARCASE AND EXHAUST HOUSING REMOVAL OF GEARCASE WATER PUMP SERVICE DISASSEMBLY OF GEARCASE CLEANING, INSPECTION, AND REPAIR REASSEMBLY OF GEARCASE REASSEMBLY OF GEARCASE TO EXHAUST HOUSiNG LOWER UNIT ADJUSTMENTS 6-2 6-3 6-3 6-4 6-4 6-7 6-8 6-9 6-10 6-11