Figure 3-50. Fuel filter (secondary), removal,
disassembly, reassembly and installation (engine
model 687C-18-ES).
Figure 3-49. Primary fuel filter (on engine model
items 5 through 19 in numerical sequence from item 20.
687C-18-ES only) removal, disassembly, reassembly
Reassemble in reverse order.
and installation.
(3) Cleaning, inspection, and repair.
(a) Clean all parts in an approved cleaning
solvent and dry thoroughly.
(2) Visually inspect all parts for damage or
(b) Visually inspect all parts for dents,
defect.
cracks, stripped threads, or other damage.
(3) Repair by replacing defective parts.
(c) Repair
by
replacing
defective
Replace all gaskets at reassembly.
components or mounting hardware.
(4) Service. Service fuel filter as directed in
3-69. Fuel Filter (Secondary, on Engine Model
687C1 ES)
b.
Fuel Filter on Engine Model DSSSTA.
a.
Secondary Fuel Filter on Engine Model
(1) Removal and installation.
Refer to
687C-18-ES.
(1) Removal and installation.
Install in reverse order.
(a) Refer to figure 3-50, remove items 1
(2) Disassembly and reassembly. Refer to
and 2, and drain filter.
Reassemble in reverse order.
(b) Remove items 3 and 4 and remove filter
and bracket from engine.
(3) Cleaning, inspection, and repair.
(2) Disassembly and reassembly. Refer to
(a) Clean all parts except pressure gauge
3-62
