Honda WB20XT2 Manual page 45

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TROUBLESHOOTING
WATER PUMP TROUBLESHOOTING
Pump will not prime
SERVICE BULLETIN #8
Discharge amount or
pressure too low
4-6
Priming water too low
Mechanical seal damaged
Inlet valve damaged
Suction hose damaged
Air leak
Mounting faulty
Strainer clogged
Strainer damaged
Air leak
Mounting faulty
Strainer clogged
Impeller clearance excessive
Pump RPM too low
Lift head too high
Suction/discharge hoses too small and/or too long.
WB20XT2•WB30XT2
Increase.
Replace (page 10-8).
Replace (page 10-3, 10-4).
Replace (page 10-3, 10-4).
Tighten parts.
Correct.
Clean out.
Replace (page 10-3, 10-4).
Tighten parts.
Correct.
Clean out.
Adjust (page 3-11).
Adjust throttle or governor
(page 3-6, 7-4).
Correct.
Correct.