Sterndrive (Mcm) Engines - Mercury MerCruiser D2.8L D-Tronic Service Manual

MAINTENANCE

Sterndrive (MCM) Engines

Routine Maintenance *
Check crankcase oil (interval can be extended based on experi-
ence).
If operating in salt, brackish or polluted waters, flush cooling sys-
tem after each use.
Drain any water from fuel filter after each use (If operating in freez-
ing temperatures).
Check drive unit oil level, trim pump oil level and power steering
pump fluid level.
Check water pickups for debris or marine growth. Check water
strainer and clean. Check coolant level.
Inspect drive unit anodes and replace if 50 percent eroded.
Check battery connections and fluid level.
Lubricate propeller shaft and the retorque nut (if operating in only
freshwater, this maintenance may be extended to every four
months).
Operating in Saltwater Only: treat engine surface with corrosion
guard.
Clean air filter every 50 hours of operation.
Ensure that the gauges and the wiring connections are secure.
1
Clean the gauges.
*
Only perform maintenance which applies to your particular power package.
1
Or every 50 hours, whichever occurs first. If operating in saltwater, interval is reduced to every 25 hours or 30 days
whichever occurs first
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