1995 Johnson/Evinrude Outboards 9.9, 15 four-stroke Service Manual, Page 138Get this manual

1995 Johnson/Evinrude Outboards 9.9, 15 four-stroke Service Manual, Page 138

Cleaning and Inspection 1Inspect clamp screw assemblyReplace swivel plate and retainer if bent or looseTo install new swivel
the exhaust housing for distortion, thoroughly clean the top and bottom mating surfaces and remove all sealer and corrosionDR5801
6Check the exhaust housing for distortionPlace the housing on surface plateUsing dial indicator, check flatness by measuring
the run-out on the top edge of the housingThe maximum allowable run-out is 0.009 in(0,228 mmlIf you do not have access to
dial indicator and surface plate, seek the services of machine shopDO NOT attempt to straighten distorted housing; replace
itbent exhaust housing will cause upper driveshaft splines to wear excessively, and will also damage crankshaft splines 7Inspect