1995 Mariner Mercury Outboards Service Manual 50HP 4-Stroke, Page 60Get this manual
Idle Mixture Screw Adjustment NOTE: Idle mixture screw adjustment is required when;
Dash-Pot Adjustment
NOTE: Dashpot adjustment is required when;
Carburetor is overhauled Stable idling could not be obtained after synchronizationSTATIC ADJUSTMENT
Engine stalls after decelerationHard to neutral after deceleration
1Pull out the retarder plunger fully2Loosen the locknut3Turn the dash pot until the dash pot ram is just touching the lever at the specified engine speed (1700 rpm 50 rpm) 4Tighten lock nut
1Screw in pilot screws #1-#4 until they are lightly seated2Back idle mixture screws out 2.5 turns