2.
Stop engine and disable engine start.
3.
Turn three-way cock to setting (B) to cut
out the filter (1) which is to be replaced.
4.
Unscrew cut out easy-change filter (1) us-
ing a filter wrench.
5.
Clean sealing surface on filter head.
6.
Lightly oil sealing ring of new easy-change
filter.
7.
Screw on easy-change filter (1) by hand un-
til seal makes contact, then tighten by
hand.
8.
Turn three-way cock to position (A) so both
filters are in use (standard position).
9.
Replace other fuel filters in the same way.
10.
Vent fuel system (→ Page 88).
MS15029/01E 2015-06
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