Fuel Filter; Disassembling, Inspecting And Reassembling The Fuel Filter; Inspecting The Fuel Filter (Cartridge Type) - Mitsubishi diesel engines Service Manual

5. Fuel Filter

5.1 Disassembling,
reassembling the fuel filter (with a
selector cock)
(1) Normally, only remove the filter element. Do not
disassemble the cock lever unless so required.
(2) If the cock lever is disassembled, clean it and
apply silicon oil to the O-ring before reassembly.

5.2 Inspecting the fuel filter (cartridge type)

If water or sediment is accumulated on the
bottom of the case or in the filter element, replace
the entire assembly.
assembly approx. every 500 hours. However, it
is recommended that the fuel filter be checked
every 100 hours and, if faulty, replace at that
time.
FUEL SYSTEM - DISASSEMBLY, INSPECTION AND REASSEMBLY
inspecting and
Replace the fuel filter
Do not remove.
Wash in light oil:
every 100 hours
Replace:
every 500 hours
Check for accumulation of water or sediment
Replace: O-rings ( ,
Disassembling, inspecting and reassembling
the fuel filter
‡ @ Ring nut
‡ A Cup
‡ B O-ring
‡ C Element
‡ D O-ring
Replace the entire assembly
if water/sediment is
accumulated inside.
Inspect: every 100 hours
Replace: every 500 hours
Inspecting the fuel filter
Air bleed plug
and )
‡ E Cock lever
‡ F O-ring
‡ G Spring
‡ H Valve
‡ I Filter body
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