Mercury 4.2 Diesel User Manual

Section 4 - Maintenance
90-8M0113987 eng DECEMBER 2015 Page 83
2. Lubricate the driveshaft grease fittings by applying approximately 3–4 pumps of grease from a typical hand‑operated
grease gun.
a - Driveshaft grease fittings
b - Transom end grease fitting
c - Engine end grease fitting
Tube Ref No. Description Where Used Part No.
Extreme Grease
Transom end grease fitting, engine end grease fitting, driveshaft grease
fittings
8M0071842
Sterndrive, Bellows, and Engine Alignment
IMPORTANT: Have your Mercury Diesel authorized repair facility perform the maintenance procedures listed, or refer to the
appropriate Mercury MerCruiser Bravo Sterndrive Service Manual.
1. Lubricate the U‑joint shaft splines and the O‑rings.
a - U‑joint shaft splines
b - U‑joint shaft O‑rings
Tube Ref No. Description Where Used Part No.
Extreme Grease U-joint shaft splines and O-rings 8M0071842
2. Inspect the U‑joint bellows for cracks or other signs of deterioration. Ensure that the bellows clamps are tight.
a
b
a
c
17014
b
a
19867

Mercury 4.2 Diesel Specifications

General

Brand	Mercury
Model	4.2 Diesel
Category	Engine
Language	English