CLOSED COOLING MODELS - 6B-4390-823225--1 1096
6. Follow instructions “a” or “b”:
a. On Engines WITHOUT Engine Mounted
Seawater Pump: Proceed to Step 7.
b. On Engines Equipped WITH Engine
Mounted Seawater Pump:
(1) Disconnect water inlet and outlet hose
from seawater pump. Lower hoses and
allow to drain. Reconnect hoses and
tighten clamps securely.
b
a
74942
c
a - Seawater Pump
b - Seawater Pump Inlet Hose
c - Seawater Outlet Hose
(2) Crank engine over slightly, with starter
motor, to purge any water trapped in sea-
water pickup pump. Do not allow engine
to start.
7. After cooling system has drained completely, re-
install drain plugs and connect all seawater
hoses. Tighten each securely.
!
CAUTION
If boat is in the water, water inlet valve (if so
equipped) MUST be left closed until engine is to
be restarted, to prevent water from flowing back
into cooling system. If boat is not fitted with a
valve, water inlet hose MUST BE left discon-
nected and plugged. As a precautionary mea-
sure, attach a tag to the ignition switch or steer-
ing wheel with the warning that the valve MUST
BE opened or the hose reconnected prior to start-
ing the engine.
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