Wacker Neuson 5000009054, Руководство оператора

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PG 2A / 3A Troubleshooting
wc_tx001575gb.fm
37
6 Troubleshooting
Problem / Symptom Reason / Remedy
Pump does not take in water.

Not enough priming water in housing.

Engine speed too low. Adjust speed.

Strainer plugged. Clean strainer.

Suction hose damaged. Replace or repair hose.

Air leak at suction port. Check that fittings are tight and sealing
properly.

Pump too high above water.

Debris collecting in pump housing. Clean pump housing.

Too much clearance between impeller and insert.
Pump takes in water, little or no dis-
charge.

Engine speed too low. Adjust speed.

Suction strainer partially plugged. Clean strainer.

Impeller worn. Adjust clearance by adding shims or replace
impeller.

Volute insert worn or damaged. Adjust clearance or replace
insert.
Suction hose leaks at inlet.

Clamps are not sealing properly. Tighten, replace, or add clamp.

Hose diameter is too large.

Hose is damaged.
Discharge hose does not stay on
coupling.

Pressure may be too high for clamps being used. Add another
clamp.

Hose kinked or end blocked. Check hose.
Impeller does not turn; pump is hard
to start.

Impeller jammed or blocked. Open pump cover and clean dirt
and debris from inside of pump housing.

Impeller and insert binding. Adjust clearance by removing shim
from behind insert.