T
he
reference
in
surface
TreaTmenT
International
Surface
Technologies
i s t s u r f a c e . c o m
14
DCM600 to 1800 - Instruction Manual
troublesHooting
CAUTION: Turn off the dust immediately if dust escapes from the fan outlet. Make sure the cartridges are
well placed and they are not damaged. If you breathe the dust or abrasive residue produced by the blast
for a long time, you may suffer from severe respiratory illnesses. Ingestion of toxic dusts such as red lead
poses an immediate risk to health. Identify the material removed by sanding and you pick the Material
Safety Data Sheet of the abrasive used.
no pulse is generated
Check the pressure gauge, if the reading is low, check the adjustment of the regulator, air
supply and check that no supply valve is closed.
Check that the automatic sequencer is energized
Make sure the system programming pulse is not altered
Check the fuses in the electrical box. Replace if necessary.
a cartridge is not pulsed
The solenoids are defective. Check continuity
Check the diagram of the valves. with the compressor off, inspect the valve diaphragms.
Make sure the diagram valves feeding tubes are not blocked.
there is a constant air stream rather than a pulse
Check if there is a leak between the hose valves and solenoid valves diaphragms.
Solenoids remain open. Check continuity, clean and replace if necessary.
