MAINTENANCE - 1B - 1990-816462 2-695
8. Insert a small wire (repeatedly) to make sure that
vent holes and water drain holes and passages
(as shown) are unobstructed and open.
71216
70134
b
c
d
e
f
a
c
f
a - Speedometer Pitot Tube
b - Trim Tab Cavity Vent Hole
c - Trim Tab Cavity Drain Passage
d - Gear Housing Water Drain Hole
(One Each - Port and Starboard)
e - Gear Housing Cavity Vent Hole
f - Gear Housing Cavity Drain Hole
9. Crank engine over SLIGHTLY with starter motor
to purge any water trapped in seawater pickup
pump. DO NOT ALLOW ENGINE TO START.
!
CAUTION
If boat is in the water or is to remain in the water,
seacock (if so equipped) must remain closed un-
til engine is to be restarted, to prevent water from
flowing back into cooling system. If boat is not
fitted with a seacock, seawater inlet hose must re-
main disconnected and plugged, to prevent water
from flowing into cooling system and/or boat. As
a precautionary measure, attach a tag to the igni-
tion switch or steering wheel with the warning
that the seacock must be opened or the seawater
inlet hose reconnected prior to starting the en-
gine.
10. After seawater section of cooling system has
been drained completely, coat threads of drain
plugs with Quicksilver Perfect Seal and reinstall.
Tighten drain plugs securely. Reconnect hoses
and tighten all hose clamps securely. If NOT
equipped with seacock: seawater inlet hose
must remain disconnected and plugged until en-
gine is to be restarted.
Recommissioning
NOTICE
Refer to “Cold Weather or Extended
Storage,” “Precautions,” in this section,
BEFORE proceeding.
1. Check that all cooling system hoses are con-
nected and tight and all petcocks and drain plugs
are installed and tight.
2. Inspect all drive belts.
3. Perform all lubrication and maintenance specified
for completion “At Least Once Yearly” in mainte-
nance chart, except items which were performed
at time of engine layup.
4. For drive unit, refer to appropriate stern drive
manual.
5. Install fully charged battery. Clean battery cable
clamps and terminals to help retard corrosion.
6. Start engine and closely observe instrumentation
to ensure that all systems are functioning proper-
ly.
7. Carefully inspect entire engine for fuel, oil, water
and exhaust leaks.
8. Check fuel pump sight tube.
9. Check steering system and shift and throttle con-
trols for proper operation.
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