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Nanni T6.280 User Manual

Nanni T6.280
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71
S08 MAINTENANCE
CLEANING THE RAW WATER FILTER
The model of prelter can vary according the boat as the
raw water lter is an optional extra not in the scope of
supply of the engine. These instructions are given as an
example only.
Check the raw water lter more regularly than indicated
in the service schedule if the boat is used in water with
lot of dirt and/or mud.
TO CLEAN THE FILTER:
1. Stop the engine, remove the key from the panel and
close the sea cock.
2. Check the condition of the raw water lter. If deposits
have formed, unscrew the cover and remove the seal
plate.
3. Remove all the contaminants. Rinse the lter and the
housing with fresh water and check the condition of
the seal.
4. Reinstall all the components and open the sea cock.
Start the engine and check for leaks.
5. Notice: When the boat is out of water, check that the
through-hull is not clogged by mud or algae.
Above: example of a raw water lter
Cleaning of the raw water lter on engine :
Most Nanni engines of the 6.420TDI, T6.280, T6.300,
Z6.300 series are factory-tted with a raw water lter
attached to the engine block.
To clean the lter, proceed exactly as for the prelter,
starting from (1). It is recommended to inspect both
lters at the same time.
Above: the raw water lter attached onto the engine.
RAW WATER SYSTEM - DRAINING
WARNING !
It is highly recommended to carry out these operations
when the boat is laid up on bare ground. If the boat
cannot be removed from the water, close the sea cock
and prevent water entry by any means.
1. Stop the engine, remove the key from the panel and
close the sea cock.
2. Remove the cover of the raw water pump.
3. Remove the cover and the seal from the raw water
lter.
4. If a siphon breaker is tted, drain it in following the
manufacturer recommendations.
5. Drain the cooling system of the transmission
lubrication circuit (if tted).
6. Drain the waterlock and any other equipment
connected to the raw water and exhaust system.
7. Reinstall correctly all components. Open the sea cock
and check for leaks. Prime the raw water system by
adding water through the raw water lter if necessary.

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Nanni T6.280 Specifications

General IconGeneral
BrandNanni
ModelT6.280
CategoryEngine
LanguageEnglish

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