Mercury D4.2L D-Tronic Service Manual

SEAWATER COOLING SYSTEM
SERVICE MANUAL NUMBER 22
90-860074--1 FEBRUARY 2002 Page 6A-19
Assembly
1. On D2.8L D-Tronic pumps:
IMPORTANT: In the following steps press on inner races of bearings ONLY. Do NOT
crush spacer.
a. Using an arbor press, install first bearing against shoulder of pump shaft beginning
from splined end.
b. Install plastic spacer and press second bearing on shaft, in positions shown.
70634
b
c
a
a-First Bearing
b-Spacer (Plastic)
c-Second Bearing
2. On D4.2L D-Tronic pumps:
IMPORTANT: In the following steps press on inner races of bearings ONLY.
a. Using an arbor press, install rear bearing against shoulder of spacer. Press from rear
of shaft.
b. Press front bearing against shoulder of spacer. Press from splined end.
70443
c
a
b
a-Rear Bearing
b-Spacer (Machined As Part of Shaft)
c-Front Bearing

Mercury D4.2L D-Tronic Specifications

General

Brand	Mercury
Model	D4.2L D-Tronic
Category	Engine
Language	English