IWAKI TC-X400A M Series, Operation Manual

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Problem Probable Cause Actions to be taken
Liquid leakage from exhaust port
(silencer)
The diaphragm is damaged
Disassemble and check the pump and replace the
diaphragm.
The fastening nuts for the center disk are loose Disassemble and check the pump. Tighten the nuts.
The center disk O-rings are damaged or missing
Disassemble and check the pump. Replace the O-rings
if necessary.
Excessive airline moisture or oil lubrication
Check and repair the compressor. Fit or empty an
airline moisture drainer. Reduce or remove the oil
lubrication.
Air is mixed into the liquid
The diaphragm is perforated cut or torn
Disassemble and check the pump check and replace the
diaphragms as necessary.
The center disk fastening nuts are loose Disassemble and check the pump. Tighten the nuts.
The diaphragm is not seated correctly within the
chambers or the O-ring is missing
Check the positioning of the diaphragm is correct, and
check the diaphragm is not deformed due to under
torque of the chamber bolts. Check the O-ring is not
missing or damaged and replace as necessary. Re-
Torque the chamber bolts t the correct value.
Air leak on (inlet) suction side
Check that inlet hose or hose fittings are not loose
or broken and the pump manifold torque values are
correct. Check the Inlet manifold O-rings are not
damaged or missing.
Irregular noise
The supply air pressure is too high
Lower the supply air pressure to the pump. (Check the
compressor and the configuration of air piping.)
Chattering occurs
Adjust the supply air pressure and discharge pressure.
Reduce inlet flow valve to adjusting liquid pressure and
volume.
The pump is clogged with sludge with particles of larger
than the permissible diameter
Disassemble the casing, check and clean.
Exhaust (muffler) is missing or broken Inspect replace or fit a new muffler.
Maintenance
Troubleshooting