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CC793
Maintenance
WARNING
Always disconnect battery cables from battery before working around electrical system components
to prevent injury to yourself or damage to electrical system.
IMPORTANT: Refer to MAINTENANCE CHART for complete listing of all scheduled maintenance to be
performed. Some listings can be done by owner/operator, while others should be performed by an
Authorized MerCruiser Dealer. Before attempting maintenance or repair procedures not covered in this
manual, it is recommended that a MerCruiser Maintenance Procedures Manual or Service Manual be
purchased and read thoroughly.
NOTE: Maintenance points are color coded for ease of identification. See the decal on engine for identification.
Maintenance Aids
1 Velvet Drive Transmission - Dexron III Transmission Fluid.
2 Crankcase Oil - Quicksilver 4-Cycle Marine Engine Oil. (Refer to SPEClFlCATlONS for alternatives and oil
recommendations for varying ambient temperatures.)
3 All Exterior Surfaces - Quicksilver Primer and Spray Paint and Quicksilver Corrosion Guard.
CC923
Gas Inboard
Routine Maintenance *
Each
Day
Start
Each
Day
End
Weekly
Every
Two
Months
Check crankcase oil (interval can be extended based on experi-
ence).
If operating in salt, brackish or polluted waters, flush cooling system
after each use.
Check transmission fluid.
Check water pickups for debris or marine growth. Check water
strainer and clean. Check coolant level.
* Only perform maintenance which applies to your particular power package
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