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Mercury Inboard 5.7L User Manual

Mercury Inboard 5.7L
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Maintenance
90-860174050 JUNE 2005 Page 55
7. While holding the adjustment stud at the correct belt tension, tighten the
16 mm (5/8 in.) locking nut.
a
b
6119
a - 8 mm (1/16 in.) adjusting stud b - 16 mm (5/8 in.) locking nut
8. Operate the engine for a short period of time and recheck the belt adjustment.
Flushing The Power Package
Inboards
NOTE: Flushing is needed only for salty, brackish, mineral laden or polluted water
applications. Flushing is recommended after each outing for best results.
1. Close the seacock, if equipped, or remove the water inlet hose and plug the inlet.
2. Drain the seawater from the engine.
3. Attach the quick connect fitting to a water hose.
4. Open the water source completely.
5. Remove the blue cap from the flush socket on the engine
!
CAUTION
Overheating from insufficient cooling water will cause engine and drive system damage.
Ensure that there is sufficient water always available at water inlet holes during operation.
!
CAUTION
Do not let water run more than 15 seconds with engine not operating or too much flushing
water will collect in the muffler.

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Mercury Inboard 5.7L Specifications

General IconGeneral
BrandMercury
ModelInboard 5.7L
CategoryEngine
LanguageEnglish

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