Mercury Optimax Models 135, 150, Direct Fuel Injection., Page 174Get this manual
DIRECT FUEL INJECTION
3Fuel pump may be removed from cover by wiggling slightly while pulling outwardIMPORTANT: DO NOT twist pump during removal as wire harness may be damaged4Disconnect harness from pump to separate pump from coverInspect filter screen for debrisScreen may be pried out of pump and cleaned as required5Inspect seal above fuel pump for cuts or abrasionsReplace seal if necessaryApply 2-4-C wTeflon to seal lips
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