Three Years Or 300 Hours; Five Years Or 500 Hours; Engine Oil; Checking - Mercury 6.2 Inboard MPI DTS Operation & Maintenance Manual

Section 4 - Maintenance
• Inspect anodes, if equipped

Three Years or 300 Hours

•
Inspect the spark plugs and spark plug wires
• 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

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.
2. Remove the dipstick, wipe it clean, and install it fully into the dipstick tube. Wait 60 seconds to allow trapped air to vent.
Remove the dipstick.
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.
Page 34
1.
NOTICE
V-drive model shown
58400
90-8M0119292 MAY 2016
eng