M&C ECM Series - Changing Temperature Alarm Range; Troubleshooting Guide

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17.2 CHANGING THE TEMPERATURE ALARM RANGE
The exact description of how to change the temperature alarm range, can be found in the the
temperature controller manual.
18 TROUBLE SHOOTING
The following table shows a list of possible errors and instructions how to check and to repair them (this
is not valid for the starting-up period of the cooler).
Error
Possible reason
Check/Repair
Condensate in the gas outlet
Ambient temperature < 5 C [41 °F]
Cooler overloaded
Peristaltic pump doesn’t work
Tube of the peristaltic pump
defective
Cooling capacity too low
(cooler is not overloaded)
Motor protection switch released
Heat up the components downstream;
Keep the operational data (10.);
Change peristaltic pump;
Change the tubing (18.3);
Clean the fins of the condenser (18.2);
Check the vent;
Check the safety distance to other
heated components;
Secure sufficient ventilation;
Thermal load caused by the sample gas
resp. ambient is too high;
Clean the fins of the condenser;
Keep the operational data (10.);
Let the cooler cool down before
restarting it;
Gas flow blocks up reading
Contamination of the sample gas
way
Optimize the dust pre-separation
upstream the cooler;
Clean the gas ways and the cooling
system;
Wrong temperature
Temperature sensor defective
Temperature controller defective
Circuit of cooling agent leaky
Check the PT100-sensor;
Check the temperature controller;
Send the cooler for repair;
Cooler break-down
Power supply interrupted
Check the power supply and reconnect;
Pay attention to the relevant
safety instructions!
Compressor does not work
Compressor defective;
Motor protection switch defective
Send the cooler for repair;