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Mercury 305 CID - Starter Motor (MIE Models); Audio Warning System; Maintenance 1 B-25; Cold Weather or Extended Storage

Mercury 305 CID
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MAINTENANCE - 1B-2590-823225--1 1096
Starter Motor (MIE Models)
!
WARNING
When performing the following procedure, be
sure to observe the following:
Be sure that engine compartment is well venti-
lated and that no gasoline vapors are present
to avoid the possibility of a fire.
Be sure to ground coil high-tension wire to
block. Failure to ground coil wire may cause
damage to ignition coil in addition to being a
safety hazard.
Stay clear of all moving parts.
IMPORTANT: Some 5.7 Ski Models do not require
lubrication.
1. Remove ignition coil high-tension wire from dis-
tributor cap tower and ground it to engine block
with jumper wire. While cranking engine with
starter motor, lubricate starter motor front bush-
ing through oil cover with motor oil. Reinstall coil
high-tension wire.
2. Remove plastic plug from flywheel housing. Lu-
bricate starter motor shaft with Lubriplate Ex-
tra-Heavy Gear Shield through hole in flywheel
housing. Reinstall plastic plug.
72019
a
a
a - Lubrication Points
Audio Warning System
Maintenance
Maintenance inspection is the owner’s responsibility
and must be performed at intervals specified, follow-
ing:
Fresh Water Areas - Every 50 Hours of operation
or 60 days (whichever comes first)
Salt Water Areas - Every 25 hours of operation
or 30 days (whichever comes first)
NOTE: Operation in salt water is considered severe
service.
1. Check buzzer mounting screws, heat switch and
oil pressure switch for adequate tightness. Tight-
en, if loose, but DO NOT over-tighten.
2. Check all wiring connections to be sure that they
are tight and sealed where necessary.
Cold Weather or Extended
Storage
Precautions
!
WARNING
BE CAREFUL while working on fuel system; gas-
oline is extremely flammable and highly explo-
sive under certain conditions. Be sure that igni-
tion key is OFF and do not smoke or allow
sources of spark and/or open flames in the area.
!
WARNING
To prevent a potential fire hazard, be sure that en-
gine compartment is well ventilated and that
there are no gasoline vapors present during
starting or fogging of engine.
!
CAUTION
DO NOT operate engine without cooling water
being supplied to seawater pickup pump or water
pump impeller will be damaged and subsequent
overheating damage to engine may result.
!
CAUTION
Seawater section of cooling system MUST BE
COMPLETELY drained for winter storage, or im-
mediately after cold weather use, if the possibil-
ity of freezing temperatures exists. Failure to
comply may result in trapped water causing
freeze and/or corrosion damage to engine.

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