IWAKI TC-X400A M Series, Operation Manual

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Maintenance
Troubleshooting
Problem Probable Cause Actions to be taken
Pump does not run
The exhaust port (silencer) of pump is clogged with
Dirt or sludge.
Check and clean the exhaust port or replace the
silencer.
Air is not supplied
Start the compressor, open the airline ball valve and
air Regulator. Check functionality of solenoid valves (if
fitted).
The supplied air pressure is too low
Raise the supplied air pressure to the pump. Check the
compressor and regulator settings and check that the
configuration of the air piping is correct.
The supplied air volume is too low
Increase the supplied air volume to the pump. Check
the compressor size, fittings & air piping inner diameter
and air regulators are of sufficient size. Make sure air is
not being syphoned off used to power other pumps or
equipment.
The Discharge line is closed or blocked
Open the discharge valve. Check functionality of
solenoid valves (if fitted). Check for blockage caused by
slurry etc. Check that the liquid line back pressure is
not higher than the supplied air pressure.
Air motor section is corroded or damaged
Check for liquid contamination, chemical attack or
corrosion to the moving components inside the air
motor section. Clean or replace as necessary.