0850/0850-T1 User Manual
Matrix Machine Tool (Coventry) Limited 212 / 231
Is the refrigeration system leaking?
Has thermostat failed?
A larger capacity cooler unit is required.
Improve the working environment to lower the ambient temperaqture.
Improve ventilation.
Contact the refrigeration service technician.
Replace the thermostat.
Sudden stop of the cooler while operating and an alarm signal sent to the machine.
PV °C, SV °C display correctly.
Machine vibration has loosened wiring.
Remote control connection is out.
Temperature controller connection is out.
Temperature controller failure.
Are the remote control connections ok?
Are the temperature controller connections ok?
Is the temperature controller faulty.
Reconnect the connections.
Replace temperature controller.
PV °C, SV °C does not display.
Circuit breaker on cooler unit may have jumped.
Machine vibration has loosened wiring.
Remote control connection is out.
Thermostat connection is out.
Thermostat has failed.
Power supply has failed.
Has the circuit breaker tripped off?
Is the remote control connection ok?
Is the thermostat connection ok?
Is the power supply still working?
Has the thermostat failed?
Set circuit breaker back on.
Reconnect any loose wires on the remote control and thermostat.
Replace faulty components.
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