Mariner Mercury 105/140 JET, Service Manual

Page: 303 / 797

3D-30 - FUEL SYSTEMS 90-824052R3 JUNE 2002
2. Remove drain plug from vapor separator and
allow fuel to drain into suitable container.
55177
3. Remove 3 bolts securing vapor separator
assembly to manifold.
55176
a
a
a
a - Bolts
4. Tilt vapor separator assembly out from manifold
and remove 9 screws securing cover.
5. Remove vapor separator tank from cover.
6. Rotate inlet filter counterclockwise and pull
downward to remove filter from fuel pump.
55205
a
a - Inlet Filter
7. Inspect filter for debris or damage.
Results: If filter is clogged with debris, clean filter
with solvent and compressed air or replace
filter. Reassemble vapor separator to
manifold and recheck fuel pressure. If
pressure is still below 34 psi (234 kPa),
perform fuel pressure regulator test.