Mc-techgroup ECS Operator's manual Manual de usuario descargar pdf (Pagina 24)

Gas sampling and gas conditioning technology 3-4.1-ME

LED display

Function error

and status

alarm

Probable cause

Checking / Correction

°C >

°C <

green

red

Equipment does

not cool;

Cooler has been

over-cooled (temp.

< 2°C);

Ambient

temperature < 2°C

Cooling

compressor

stopped;

Cooling compres-

sor runs continu-

ously;

Ambient temperature must be ≥ 8°C!

Check temperature at EC automatic control board

(18.2);

If temperature < 2°C (< 0,2V):

Check PT100 temperature sensor (19);

If not OK:

Replace sensor.

Solid-state relay defective;

Replace EC automatic control board;

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Mc-techgroup ECS Operator's manual Manual de usuario Pagina 24