5.5. Maintenance every 1000
operating hours
5.5.1.
Renew the fuel filter
Note:
Fuel filter maintenance intervals depend on
the purity of the fuel used; reduce them to
500 hours of operation if necessary.
Do not smoke and never bring a naked
flame near the fuel system when work-
ing on it.
Important !
Maximum cleanliness is required to
prevent dirt from entering the fuel system.
Fuel particles may damage the injection
system.
Replace the fuel filter
54
– Close the fuel lines at the filter housing.
55
– Place a suitable vessel under the filter to trap
escaping fuel.
– Release drain plug 1 to drain the fuel.
56
– Release the fuel filter using a strap wrench or
a similar tool, and remove it.
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