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Mercury D4.2L D-Tronic

Mercury D4.2L D-Tronic
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MAINTENANCE SERVICE MANUAL NUMBER 22
Page 1B-12 90-860074--1 FEBRUARY 2002
Inboard (MIE) Engines (Continued)
Scheduled Maintenance *
After
First
20
hours
Annu-
ally
Every
100
hours or
Annually
z
Every
200
hours
or 3
years
z
Every
2
years
Every
500
hours
or 5
years
z
Every
1000
hours
or 5
years
z
Per
OEM
Change crankcase oil and filter. D D
Touch-up paint power package and
spray with corrosion guard.
D
Change transmission fluid. D
Replace fuel filter(s). D
Check steering system and remote
control for loose, missing or damaged
parts. Lubricate cables and linkages.
D
Retorque engine mounts. D
Check electrical system for loose, dam-
aged or corroded fasteners.
D
Inspect condition and tension of belts. D
Check cooling system and exhaust sys-
tem hose clamps for tightness. Inspect
both systems for damage or leaks.
D
Disassemble and inspect seawater
pump and replace worn components.
D
Clean seawater section of closed cooling
system. Clean, inspect and test pressure
cap. Check anodes on diesel models.
D
Replace coolant. D
Replace air filter. D
Clean aftercooler core. D
Clean fuel tank. D
Check engine-to-propeller shaft align-
ment.
D
* Only perform maintenance which applies to your particular power package.
z Whichever Occurs First

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