Maintenance Log - Mercury Mercruiser Tow Sport 5.7 MPI Manual

With gen iii cool fuel
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Section 5 - Maintenance
Task Interval
Every 100 hours or
annually
(whichever occurs first)
Every 300 hours or 3
years
(whichever occurs first)
Every 5 years

Maintenance Log

Record all maintenance performed on your power package here. Be sure to save all work orders and receipts.
Date
Page 42
Touch up the paint on the power package.
Change the engine oil and filter.
Change the transmission fluid (Transmission Models).
Replace the water‑separating fuel filter element.
Clean the flame arrestor, IAC muffler (MPI engines), and the crankcase ventilation hoses.
Inspect the PCV valve, if equipped.
Inspect the condition and the tension of the belts.
On models with closed cooling, check the coolant level and antifreeze concentration for
adequate freeze protection. Correct if necessary. Refer to the Specifications section.
Check the engine mounts for tightness and tighten to specifications if necessary.
Check the electrical system for loose, damaged, or corroded fasteners.
Inspect the condition of the spark plugs, spark plug wires, distributor cap and rotor, if
equipped. Replace if necessary.
Check the cooling system and the exhaust system hose clamps for tightness. Inspect both
systems for damage or leaks.
Disassemble and inspect the seawater pump and replace worn components.
On models with closed cooling, clean the seawater section of the colsed cooling system.
Clean, inspect, and test the pressure cap of the closed cooling system.
Inspect the exhaust system components. If the package was equipped with water shutters
(flapper valves), verify that they are not missing or worn.
On models with closed cooling, replace the coolant/anitifreeze. Replace every two years if not
using extended‑life coolant/antifreeze.
Maintenance Performed
Maintenance to Be Performed
90-8M0076545
Engine Hours
NOVEMBER 2012
eng

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This manual is also suitable for:

Horizon 8.2 ect8.2 h.o. ectMercruiser towsport mpi 5.7

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