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TROUBLESHOOTING ( CONTINUED )
SYMPTOM
C. Low flow rate
EN
POSSIBLE CAUSE ( S )
1.
Strainer partially
clogged
2.
Poor connections
or low voltage
3.
Fuel tank low/empty
4.
Suction pipe clogged
or damaged
5.
System air leak
6.
Strainer clogged or
defective
7.
Vanes worn or sticking
8.
Bypass poppet
O-ring worn or missing
9.
Bypass poppet binding
or damaged
10. Outlet is blocked
11. Using off-the-shelf
automatic nozzle
12. Hose damaged
13. Faulty Nozzle
CORRECTIVE ACTION
1.
Inspect strainer (see
Maintenance/Repair
section). Replace, if
necessary
2.
Make sure electrical
connections are secure.
Also check battery voltage
3.
Fill tank
4.
Remove pump from tank.
Inspect suction pipe. Clean
or replace, as necessary
5.
Tighten all pump fittings
and connections. Inspect
suction pipe for leaks or
damage. Replace, as
necessary
6.
Inspect strainer (see
Maintenance/Repair
section). Replace, if
necessary
7.
Check slots and vanes
for excessive damage.
Replace if damaged
8.
Inspect O-ring (see
Maintenance/Repair
section). Replace, if
necessary
9.
Remove the bypass
poppet, spring, and O-ring.
Clean cavity. Inspect and
replace components, if
needed
10. Check all accessories for
blockage. Remove any
obstructions
11. Factory-supplied automatic
nozzle is recommended
12. Replace hose
13. Remove nozzle. Check flow
back into tank. Replace
nozzle if necessary.
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