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ENGINES & TRANSMISSIONS

Oil & Filter changes once yearly or 100 hours of operation

NOTE: Engine oil analysis is recommended every oil change or 100 hours to develop
engine history, very helpful when selling vessel.

Fuel Filters at oil change or as required

There are engine primary's and Fuel Water Separator secondaries
Secondaries should be disassembled yearly and cleaned if algae present

Spark Plugs, Cap & Ignition Components

   Plugs - Change per engine manufacturers recommendations
   Cap & Rotor Button - Change Yearly
   Ignition wires - Change every 2 years or as required

Engine Zincs check monthly ( Replace once 1/2 eroded )

NOTE: These are usually found on the heat exchanger's.

Raw Water Impellers check yearly change as required ( max 2 years service )
Sea Water Strainers

Baskets condition, Bonding Connections, seals etc.

Engine Cooling systems

   Coolant Levels Check and change per manufacturers recommendations
   Pressure Caps Clean sealing surfaces and check condition
   Heat Exchanger - Flush and clean tube bundles yearly ( Raw Water Side )

Belts & Hoses Check condition change as required

Belts - Condition, tightness, wear, pulley alignment, fraying etc.
Hoses - Condition, clamps, soft or bulging areas, dry rotting, rusted wire etc.

Exhaust System Hoses, Clamps, Mufflers and Components

   Hoses - Condition, dry rotting, soft or bulging areas, leakage gas or water
   Clamps - Condition, tightness, proper installation & type
   Mufflers - Condition, drains, fittings, leakage gas or water
   Risers & Manifolds:
           Check for leakage yearly ( around gasket surfaces to manifolds )
           Risers should be changed every 2 years ( Rust from the inside out )
           Raw water manifolds should be changed every 2 years
           fresh water manifolds should be changed every 5 years

Engine Mounts

   Check tightness of mounting hardware
   Check condition ( Prone to rust and corrosion ) clean and service as required
   Replace per manufacturers recommendations

Engine Condition

   Clean rust as required and repaint to prevent further deterioration
   Check for oil leakage and repair as required
   Check for water leakage and repair as required

NOTE: Check your owners manual and engine manuals for recommendations and
        time intervals for service etc.