Mercury Mariner Outboard 225 3 Litre Service Manual 1994, Page 99Get this manual
Important: Refer to Service Bulletin 93-20 for WMH19 Main Jet Change InformationStandard Jet Chart Note: Jets listed are for engine operation from 0-5000 feet (0- 1524m) of elevationOutboard Model Carburetor Identification Number WMH 19 changed to WMH 19- 1A WM 19-2 changed to WMH 19-2A WMH 19-3 changed to WMH 19-3A Main Off-IdleProgression" Air Jet Idle Air Ble;& Jet Back Draft Vent Jet
Cylinder #1 changed 10 Cylinder #2 chanaedto Cylinder #3 changed to Cylinder #4 Cylinder #5 changed to Cylinder #6 changed to
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