Inspecting Fuel Tank And Line - Yamabiko ECHO PB-2520 Service Manual

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6-3 Inspecting fuel tank and line

F
E
D
A
FUEL SYSTEM
B
A
C
C
B
1. Clean fuel tank inside as required.
2. Disconnect black fuel line (A) from carburetor
and connect pressure tester 897803-30133 (B) to
fuel line (A) by pipe joint V186-000510 (C).
3. Remove fuel cap and pull out fuel strainer (D)
from fuel tank.
4. Pinch fuel line (E) with longnose pliers (F) as
shown.
NOTE: Wrap the ends of longnose pliers with tape
(or cover with soft pipes) to protect fuel line from
damage.
5. Apply pressure approx. 50 kPa (0.5 kgf/cm
psi).
6. If pressure drops, replace fuel line.
7. Put fuel strainer in fuel tank and fasten fuel cap
securely.
8. Apply pressure approx. 10 kPa (0.1 kgf/cm
psi).
9. Pressure should not drop. If pressure drops,
leakage may occur from fuel cap, fuel cap O-ring,
mating surface of fuel tank, grommet, or tank vent.
Inspect and replace defective part(s) with new one.
10. Remove pressure tester and connect fuel line
(A) to carburetor.
PB-2520
EB252
2
) (7
2
) (1.4