Mercury D4.2L D-Tronic

MAINTENANCE SERVICE MANUAL NUMBER 22
Page 1B-38 90-860074--1 FEBRUARY 2002
Inspect Water Pickups
SternDrive Gear Housing
1. Ensure that the gear housing water inlet holes are clean and not obstructed.
73186
a
Typical
a-Water Inlet Holes
Inboard Though the Hull Pickup
1. Ensure that the seawater pickup water inlet holes (slots) are clean and not obstructed.
70355
a
Typical
a-Water Inlet Holes (Slots)