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11 Maintenance and inspection
Title part xxx
Subtitle part xxx
Maintenance
Maintenance
In order to ensure a long life span of your engine, it is imperative to adhere to the following directives pertaining to the periodical maintenance of the engine and its components.
In the case of inadequate maintenance, serious damage can be caused to the engine and no warranty claim can be accepted by the manufacturer.
These are the jobs to be performed:
RECORDING OF DATA FOR VERIFICATION
Every 10 hours or delay before starting
• Check level of engine lubricating oil (page 21)
• Check level of cooling liquid (page 22)
• Check cooling water strainer for blockage of the water flow (page 23)
After the first 50 hours of operation
Ask your dealer to execute this maintenance job:
• Drain water from the fuel filter/water separator (page 25)
• Change engine lubrication oil (page 26)
• Replace oil filter (page 26)
• Change lubricating fluid in gearbox (page 28)
• Replace fuel filter (page 29)
• Verify idling revolutions and adjust if necessary (page 17)
After every 100 hours of operation (or at least once a year)
Ask your dealer to execute this service job:
• Drain water from the fuel filter/water separator
• Change engine lubrication oil
• Replace oil filter
• Verify level of lubricating fluid in gearbox
• Replace fuel filter
• Check batteries, cables and connections
20
craftsman marine diesel engines CM4.33 / cm4.42
After every 500 hours of operation (at least once a year)
Have your dealer check and execute the following:
• Verify the tolerance of the valves
• Replace the fuel filter
• Change the oil in the gearbox
• Clean the filter, which is located just before the fuel lift pump
• Verify the flexible engine mountings to have the correct compression and adjust if
necessary
• Check all hoses and hose connections for leaks
• Verify the tension of the V-belt
After every 1000 hours of operation
(or at least once every two years
Have your dealer check and execute the following:
• Verify the proper functioning of the raw water pump
• Replace the cooling liquid in the inner cooling circuit
If necessary:
- Bleed the fuel system ( page 25 )
- Verify the number of revolutions when idling ( page 17 )
Only service the engine when it is not running!
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