MerCruiser MCM 3.0L Скачать руководство пользователя

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MAINTENANCE - 1B - 1

90-816462 2-695

Maintenance Schedule

Always disconnect battery cables from battery BEFORE working around electrical system components to prevent
injury to yourself and damage to electrical system should a wire be accidentally shorted.

To Be Done by Owner

TASK

INTERVAL

Cooling System - Flush seawater section

Saltwater: After each use

Seawater strainer

Clean as required

Power package exterior surfaces - clean and paint

Once a year

Engine crankcase oil - check level

Closed cooling coolant - check level

Power steering fluid - check level

Stern drive unit oil - check level

Weekly

Battery check level and inspect for damage

Weekly

Fuel pump sight tube - check that no fuel is present

Power trim pump oil - check level

Anodes - inspect for erosion

Drive belts (all) - inspect condition and check tension

Every 100 hours or 120 days, whichev-

er occurs first

Propeller shaft - lubricate

Saltwater: Every 50 hours or 60 days,

whichever occurs first.

100 h

120

Power package exterior surfaces - spray with rust preventive

Freshwater: Every 100 hours or 120

days, whichever occurs first.

Power package exterior surfaces - clean and paint

Once a year

Cooling system - flush seawater section

Saltwater: after each use

Index

Содержание MCM 3.0L

Страница 1: ...1 B 50617 IMPORTANT INFORMATION MAINTENANCE Index ...

Страница 2: ...ng System 1B 9 Maintaining Crankcase Oil Level 1B 9 Overfilled Engine Crankcase 1B 9 Page Checking Engine Oil Level Filling 1B 9 Changing Oil and Filter 1B 9 Maintaining Power Steering Pump Fluid Level 1B 10 With Engine Warm 1B 10 With Engine Cold 1B 10 Filling and Bleeding Power Steering System 1B 11 Maintaining Closed Cooling Coolant Level 1B 11 Flushing Cooling System 1B 11 Lubrication 1B 13 Th...

Страница 3: ...heck level W kl Power steering fluid check level W kl Stern drive unit oil check level Weekly Battery check level and inspect for damage Weekly Fuel pump sight tube check that no fuel is present Power trim pump oil check level Anodes inspect for erosion Drive belts all inspect condition and check tension Every 100 hours or 120 days whichev er occurs first Propeller shaft lubricate Saltwater Every ...

Страница 4: ...or damaged wiring S l E h d Continuity circuit check components for loose connections broken or frayed wires Saltwater Every 50 hours or 60 days whichever occurs first Shift throttle cables and linkages lubricate and inspect for loose damaged or missing parts whichever occurs first Freshwater Every 100 or once yearly whichever occurs first Cooling system hoses and clamps inspect for damage and det...

Страница 5: ...ound Min Battery Cold Cranking Amperes 375 cca 475 mca 90 Ah Firing Order 1 3 4 2 Spark Plug Type AC MR43T Champion RV15YC4 NGK BR6FS AC MR43LTS Champion RS9YC NGK BPR6EFS Spark Plug Gap 035 In 0 9 mm Ti i Idl RPM Breaker Points Ignition 8 BTDC Timing at Idle RPM DDIS Ignition 8 BTDC Delco EST Ignition 1 BTDC NOTE Preliminary Idle Mixture 1 1 4 Turns Thermostat 143 F 62 C Dwell 39 45 Breaker Point...

Страница 6: ... MCM Stern Drive Model All Models Crankcase Oil1 with filter 4 U S Qts 3 8 L Seawater Cooling System2 9 U S Qts 3 8 L Closed Cooling System 9 U S Qts 8 5 L 1 Always use dipstick to determine exact quantity of oil required 2 Seawater cooling system capacity information is for winterization use only Index ...

Страница 7: ...end the life of your MerCruiser power package the following recommendations should be considered Use a propeller that allows the engine to operate at or near the top of the maximum RPM range See Specifications when at full throttle with a normal boat load Operation at 3 4 throttle setting or lower is recom mended Refrain from prolonged operation at maximum full throttle RPM 20 Hour Checkup After f...

Страница 8: ...nol may cause in creased Corrosion of metal parts Deterioration of elastomer and plastic parts Fuel permeation through flexible fuel lines Wear and damage of internal engine parts Starting and operating difficulties Some of these adverse effects are due to the tenden cy of gasolines containing alcohol to absorb moisture from the air resulting in a phase of water and alcohol separating from the gas...

Страница 9: ... common to boats create unique problems In cars gasoline alcohol blend fuels normally are consumed before they can absorb enough moisture to cause trouble but boats often sit idle long enough for phase separation to take place In addition internal corrosion may take place during storage if alcohol has washed protective oil films from internal components WINTER STORAGE If boat is to be placed in wi...

Страница 10: ...een run within 6 months replace ment of partial engines or after rebuilding an en gine Tools Required 71089 91 52024A1 Remote Starter Switch 1 Fill crankcase to proper level with recommended engine oil 2 Remove spark plugs 3 Leave ignition Key in OFF position 4 Connect remote starter switch to large 12V termi nal RED battery cable and small terminal YEL LOW RED wire on starter motor a If Remote St...

Страница 11: ...if setting at rest in the water Allow sufficient time for oil to drain into the crank case if engine has just been run or oil has just been added Checking Engine Oil Level Filling IMPORTANT ENGINE CRANKCASE OIL MUST BE CHECKED AT INTERVALS SPECIFIED IN MAINTENANCE SCHEDULE CHART It is nor mal for an engine to use a certain amount of oil in the process of lubrication and cooling of the en gine The ...

Страница 12: ...ver Power Trim and Steering Fluid or automatic transmission fluid ATF Dexron or Dexron II through fill cap opening to bring level up to FULL HOT mark on dipstick DO NOT OVERFILL 5 If fluid is not visible in reservoir a leak exists in the power steering system Find cause and correct With Engine Cold 1 With engine stopped position drive unit so that it is straight back 2 Remove fill cap dipstick fro...

Страница 13: ...ering wheel back and forth to end of travel in each direction several times 5 Position drive unit so that it is straight back and stop engine Remove fill cap from pump Allow any foam in pump reservoir to disperse then check fluid level and add fluid as required to bring level up to FULL HOT mark on dipstick DO NOT OVERFILL Reinstall fill cap securely IMPORTANT Drive unit must be positioned straigh...

Страница 14: ...gs in gear housing b Connect hose between flushing attachment and water tap a 72012 b a Quicksilver Flushing Attachment b Garden Hose CAUTION If cooling system is to be flushed with boat in the water seacock if so equipped must be closed or water inlet hose must be disconnected and plugged to prevent water from flowing into boat 2 Partially open water tap s approximately 1 2 maximum capacity and a...

Страница 15: ...ing back into cooling system If boat is not fitted with a seacock water inlet hose must remain dis connected and plugged to prevent water from flowing into cooling system and or boat As a pre cautionary measure attach a tag to the ignition switch or steering wheel with the warning that the seacock must be opened or the water inlet hose reconnected prior to starting the engine a If equipped with se...

Страница 16: ...operation or 30 days whichever com es first NOTE Operation in salt water is considered severe service 1 Check buzzer mounting screws heat switch and oil pressure switch for adequate tightness Tight en if loose but DO NOT over tighten 2 Check all wiring connections to be sure that they are tight and sealed where necessary Cold Weather or Extended Storage Precautions WARNING BE CAREFUL while working...

Страница 17: ... to protect engine to lowest temperature to which it will be exposed DO NOT USE PROPYLENE GLYCOL antifreeze in closed cooling section Seawater section however must be drained completely CAUTION A discharged battery can be damaged by freez ing Layup NOTICE Refer to Cold Weather or Extended Storage Precautions in this section BEFORE proceeding 1 Fill fuel tank s with fresh gasoline that does not con...

Страница 18: ...ons Draining Seawater Raw Water Cooled Models NOTICE Refer to Cold Weather or Extended Storage Precautions in this section BEFORE proceeding 1 Engine must be as level as possible to ensure complete draining of cooling system 2 Remove drain plugs from cylinder block and man ifold 71424 a a Drain Plug Port and Starboard 3 Repeatedly clean out drain holes using a stiff piece of wire Do this until ent...

Страница 19: ...s been drained complete ly coat threads of drain plugs with Quicksilver Perfect Seal and reinstall Tighten drain plugs se curely Reconnect hoses and tighten all hose clamps securely If NOT equipped with sea cock seawater inlet hose must remain discon nected and plugged until engine is to be restarted IMPORTANT MerCruiser recommends that pro pylene glycol antifreeze nontoxic and biode gradable whic...

Страница 20: ...om exhaust manifold 71424 a a Drain Plug Port and Starboard 4 Remove aft rear drain plug from heat exchang er 71423 a a Drain Plug 5 If equipped with 3 in 76 mm or 6 in 152 mm risers remove drain plug as shown from riser 73175 a a Drain Plug Removed 6 Repeatedly clean out drain holes using a stiff piece of wire Do this until entire system is drained NOTE It may be necessary to lift bend or lower h...

Страница 21: ...cted prior to starting the en gine 10 After seawater section of cooling system has been drained completely coat threads of drain plugs with Quicksilver Perfect Seal and reinstall Tighten drain plugs securely Reconnect hoses and tighten all hose clamps securely If NOT equipped with seacock seawater inlet hose must remain disconnected and plugged until en gine is to be restarted Recommissioning NOTI...

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