Repair Section
2
–
100
2 Fuel tank interior check (modification/additions,
position of fuel pipe inlet/outlet, clogging and
holes)
• Check the tank for modifications or additions.
Consult with the user.
- Fuel inlet/outlet position, tank piping
- Foreign material inside the tank, water sep-
aration
- Tank-internal Zn cladding
- Check the tank-internal fuel piping for the
following.
- Inlet/outlet position (below position "E")
- Inlet clogging, bent or deformed piping
(crushed pipe)
- Crushed piping connections
Restore the fuel tank.
3 Tank-external fuel path conditions (crushed
hose, clogging, air introduction at hose connec-
tion)
• Check the condition of the hose.
- Crushing around bands, over-bending
- Pinched or crushed by other parts
• Air introduction through fuel system connec-
tion points
- Looseness
- Hose deterioration (Verify by hand or visu-
ally that there is no rubber hardening/split-
ting.)
< CAUTION >
Be cautious when vacuum pressure is
present, as air will be drawn into the
hose.
Repair or replace the hose.
4 Primary filter, sedimentor check
• Check for primary filter clogging and dirt.
• Check sedimentor water volume.
Replace the filter, and drain water from the sedi-
mentor.
5 Looseness at priming attachment point check
• Check the following.
- Looseness at the priming attachment point
- Does the piston stick out?
- Fuel leakage (oozing)
Tighten or replace the priming pump.
NG
OK
NG
OK
NG
OK
NG
OK
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