– Install the filter element and screw up
handtight.
– Open the fuel supply line again.
55
Note:
To make starting easier, it is best to prime the
fuel delivery pump at lever „1“ until fuel is heard
to flow back through return line „2“ and into the
fuel tank.
– Operate the lever to check for leaks.
– Install the enclosure and air guide elements
again.
Renewing the fuel filter
(On 4L42C and 4M42 engines only)
56
– Close the fuel lines at the filter housing.
57
– Place a suitable vessel under the filter to trap
escaping fuel.
– Release drain plug „1“ to drain the fuel.