SERVICE MANUAL NUMBER 26
MAINTENANCE
Scheduled Maintenance That Should Be Performed By A Dealer
NOTE: Only perform maintenance which applies to your particular power package.
Task
Interval
Whenever insufficient seawater flow is
temperature
exceeds normal range.)
Seawater Pickup Pump - Disassemble and
inspect.
suspected
(if
operating
Crankcase Oil and Filter - Change.
Ignition System - Clean and inspect
condition.
Flame Arrestor and Crankcase Ventilation
Hose - Clean and inspect.
Positive Crankcase Ventilation (PCV) Valve
(If Equipped) - Change.
Sterndrive Unit Oil - Change.
Gimbal Ring Clamping Screws - Retorque
to 50-55 lb-ft (67-74 Nm).
Rear Engine Mounts - Check, torque to
38
lb-ft (52 Nm).
Gimbal Bearing - Lubricate.
Cooling System - Clean and inspect.
Steering System - Lubricate and inspect for
loose, damaged or missing parts.
End of first boating season and thereafter,
every 100 hours of operation or once yearly,
whichever occurs first.
Electrical System - Check for loose or
damaged wiring.
Closed Cooling System Pressure Cap -
Clean, inspect and test.
Cooling System Hoses and Clamps -
Inspect for damage and deterioration.
Check clamps for tightness.
Continuity Circuit - Check components for
loose connections, broken or frayed wires.
Shift and Throttle Cable and Linkage -
Lubricate and inspect for loose, damaged or
missing parts.
Engine Exhaust System - Inspect externally
for damage, deterioration and restrictions.
Check for tightness.
Ignition System - Check timing and adjust
as needed.
Every 5 years or 1000 hours, whichever
occurs first1
Closed Cooling Coolant - Replace.
1
Only if Extended Life 5/100 Ethylene Glycol Antifreeze/Coolant is used. If any non-compatible coolant is added
to this coolant, coolant must be changed every 2 years or 400 hours, whichever occurs first. All coolants other
than Extended Life 5/100 Ethylene Glycol Antifreeze/Coolant must be changed every 2 years or 400 hours,
whichever occurs first.
Index
90-861329--1
MARCH 1999
Page 1B-3
| Categories | Mercury MerCruiser Manuals |
|---|---|
| Tags | Mercury MerCruiser 181 CID |
| Model Year | 1998, 1999, 2000, 2001, 2002, 2003, 2004, 2005, 2006, 2007, 2008, 2009, 2010, 2011 |
| Download File |
|
| Document File Type | |
| Copyright | Attribution Non-commercial |
(6 votes, average: 5 out of 5)
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