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Chapter 4
Schedules - 4.4GM, 4.4TGM, 4.4TWGM, 4.4TW2GM.
The schedules which follow must be applied at the interval (hours or months) which occur first.
A First service at 25/50 hours
B Every day or every 8 hours
C Every 250 hours or 12 months
A B C D E
F G
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(1) If one is fitted.
(2) By a person who has had the correct training.
(3) Renew the antifreeze every 6 years.
(4) The oil change interval will change with the amount of sulphur in the fuel (see the table and the Fuel Specification in section 5). The
interval to change the canister of the lubricating oil filter is not affected.
(5) Regular maintenance of the atomisers is not necessary, see page 39.
(6) Renew the complete engine breather assembly at major engine service or 8000 hours.
Page 64
D Every 500 hours or 12 months
E Every 1000 hours
F Every 2000 hours
Check the amount of coolant in the header tank
Check the engine for leakage of oil and coolant
Check the specific gravity of the coolant
Check the tension and the condition of the drive belt
Check hose and clips
Check the impeller of the raw water pump
Check the sea water strainer, where applicable
Drain water from the fuel pre-filter
Renew the element of the fuel filter
● Atomiser maintenance
Check the amount of lubricating oil in the sump
Check the lubricating oil pressure at the gauge
Renew the engine lubricating oil
Renew the canister of the lubricating oil filter
Renew the engine breather elements
● Renew the engine breather
Renew the element of the air filter
Check all hoses and connections
Check the valve tip clearances of the engine, and adjust if necessary
Check the audible warning system which protects the engine
Ensure that the alternator, the starter motor, etc. are checked
Check the engine mounts
Inspect the electrical system for signs of damage
Operation
(2)
(1)
(2) (5)
(4)
(2) (6)
G Non-scheduled maintenance
(2)
(2)
N39453
(2)
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