Mercury Zeus - Section 5 - Maintenance; Corrosion and Corrosion Protection; The Causes of Corrosion; Corrosion Protection

Section 5 - Maintenance
90-879172181 eng FEBRUARY 2011 Page 103
7. Remove the drain screw on the discharge seacock. Drain the seawater.
a - Dual hose clamps
b - Primary cooler
c - Seawater hose
d - Drain screw
8. On models with a drop box and engine‑mounted transmission oil cooler, remove the drain plug and drain the seawater.
Typical
a - Drain plug
b - Engine‑mounted oil cooler
9. On models with a drop box and drive‑mounted transmission oil cooler, as shown, remove the drain plug and drain the seawater.
a - Drain plug
b - Transmission oil cooler
10. On models equipped with a seawater strainer, refer to
Seawater Strainer.
11. Apply sealant to the drain plugs of the transmission oil coolers before installation.
Tube Ref No. Description Where Used Part No.
19
Perfect Seal Drain plug 92-34227Q02
12. Install and tighten the oil cooler drain plugs securely.
13. Reconnect the seawater hoses. Tighten the dual hose clamps securely.
14. Apply sealant to the threads of the drain screw for the discharge seacock.
Tube Ref No.
Description Where Used Part No.
19
Perfect Seal Threads of the drain screw for the discharge seacock 92-34227Q02
b
c
41264
d
a
a
a
b
45968
b
a
41401