Volvo Penta TAMD74A-A Operator's Manual page 32

Maintenance schedule
After the first 100 operating hours
Valve clearances. Check ...................................................................... not illustrated
Every 250 operating hours / at least every 12 months
Drive belts (not Poly-V). Check / Adjustment ................................................ page 33
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Zinc anodes. Check/Change ........................................................................ page 48
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Seawater filter. Check/clean ......................................................................... page 48
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Fuel pre-filter (Double filter). Check
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Electrical connections. Check/clean ............................................................. page 54
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Concerns only double filters: Check the manometer and change filter if necessary, but
change filter at least every 1000 operating hours or at least once a year.
Every 500 operating hours / at least every 12 months
Drive belts(Poly V). Check / Adjustment ....................................................... page 33
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Coolant (Anti-corrosion mixture). Topping up
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Battery. Ceck of electrolyte ........................................................................... page 55
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This applies only if the cooling system is filled with an anti-corrosion mixture.
Every 1000 operating hours / at least every 12 months
Valve clearances. Check/Adjust ........................................................... not illustrated
Air filter. Change ........................................................................................... page 33
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Fuel filters. Change ...................................................................................... page 51
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Fuel pre-filter. Change filter element ...................................................... pages 52/53
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Reverse gear (Twin Disc). Clean oil strainer ................................................ page 59
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Reverse gear (Twin Disc). Changing oil ....................................................... page 60
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Every 2000 operating hours
Injectors. Pressure test ......................................................................... not illustrated
Every 12 months
Turbocharger. Check ............................................................................ not illustrated
TAMD74A-B: Wastegate valve. Check ................................................. not illustrated
Engine and reverse gear. General check ............................................. not illustrated
Heat exchanger. Check / Clean ............................................................ not illustrated
Charge air cooler. Check / Clean .......................................................... not illustrated
Oil cooler (Reverse gear). Check / Clean ............................................. not illustrated
Impeller (Seawater pump). Check / Change ................................................. page 47
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Impeller (Flush pump/Bilge pump). Check / Change ............................. not illustrated
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Engine and reverse gear. Clean / Paint ................................................ not illustrated
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