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Mercury MerCruiser 8.2 Horizon ECT User Manual

Mercury MerCruiser 8.2 Horizon ECT
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Section 4 - Maintenance
Page 36 90-8M0113925 eng DECEMBER 2015
Inspect the condition of the accessory drive belt—dealer item
Replace the PCV valve
Spray the power package with Corrosion Guard
Inspect anodes, if equipped
Three Years or 300 Hours
Inspect the spark plugs and spark plug wires
1.
Clean the flame arrestor and crankcase vent hoses
Check the engine mount fasteners for tightness and tighten to the specified torque—dealer item
Check the electrical system for loose, damaged, or corroded fasteners—dealer item
Check the exhaust and cooling system hose clamps for tightness. Inspect for damage or leaks—dealer item.
Inspect and clean seawater side of closed cooling system, if equipped—dealer item
Clean, inspect, and test the closed cooling pressure cap, if equipped—dealer item
Inspect seawater pump. Replace worn components—dealer item.
Inboard models, inspect the exhaust system. If the power package is equipped with water shutters, verify they are not
missing or damaged—dealer item.
Replace the vent valve on each exhaust elbow, port and starboard, if equipped—dealer item
TowSport models, check the neutral position on manual shift transmission. Adjust the control cable if necessary—dealer
item.
2.
Five Years or 500 Hours
Replace the antifreeze—replace the antifreeze every two years if not using extended life antifreeze—dealer item
Engine Oil
Checking
NOTICE
Discharge of oil, coolant, or other engine/drive fluids into the environment is restricted by law. Use caution not to spill oil,
coolant, or other fluids into the environment when using or servicing your boat. Be aware of the local restrictions governing
the disposal or recycling of waste, and contain and dispose of fluids as required.
1. With the engine warm but not running, wait five minutes to allow the oil to drain into the oil pan.
1. Inspect the condition of the spark plugs and spark plug wires. Replace as necessary. If the condition of these components is satisfactory at the time of inspection, repeat the inspection every
100 hours or once a year, whichever occurs first.
2. After the three year or 300 hour inspection, repeat the inspection every 100 hours or once a year, whichever occurs first.

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Mercury MerCruiser 8.2 Horizon ECT Specifications

General IconGeneral
BrandMercury
ModelMerCruiser 8.2 Horizon ECT
CategoryEngine
LanguageEnglish

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