1979 Evinrude 4 HP Outboards Service Manual, PN 5424, Page 53Get this manual

1979 Evinrude 4 HP Outboards Service Manual, PN 5424, Page 53

PROCEDURE

Check spark pi ugsRemove pi ugs and inspect fo excessive carbon depositsPlugs OKGo to step 6Plugs not OKGo to step 5
Check exhaust ports, cyl inders, and pistonsRemove exhaust covers
Ports, cyl inders, pistons OKGo to step 6Not OKService powe rheadSee pages 5-6 thru 5-14

Check ngin for bindingDisconnect four wi re connector and cronk engine wit rope

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