Mercury D4.2L D-Tronic - Page 702

SEAWATER COOLING SYSTEM SERVICE MANUAL NUMBER 22
Page 6A-20 90-860074--1 FEBRUARY 2002
3. On D2.8L D-Tronic pumps: Install spacer into impeller side of housing. Using a suitable
tool, install impeller primary lipseal (lip facing out - back of seal visible).
b
a
70629
a-Rubber Washer (Installed First, Not Shown In This View)
b-Impeller Primary Seal
4. On D4.2L D-Tronic pumps: Install impeller primary seal assembly using a suitable tool.
Plastic collar around lip MUST face impeller.
70630
a
b
b
a
a-Impeller Primary Seal
b-Plastic Collar Around Lip