Electra OU10-47T ST Manual de Serviço descarregar pdf (Página 43)

CONTROL SYSTEM

11-8

SM SAFRPM 1-A.0 GB

11.16.4 Display of the control

In the display board the lamp from left is the POWER lamp (Red), the SLEEP lamp (Yellow), the TIMER

lamp (Yellow), the RUN lamp (Green)

11.16.5 When gives the control electric,

the buzzer voices a long for 0.3 second per cycle.

12.17 Control logic for the heater

The control logic for the heater is as follows:

Condition to Cut in:

If all following conditions are satisfied, the heater can operate:

1. The running time for the compressor exceeds 10 seconds.

2. The normal running time for the IDU Fan exceeds 15 seconds.

3. Not available in deicing mode.

4. Exceed 30 seconds without heater operation.

5. ST-RT≥3

RT<22

7. ICT≤43

Condition to Cut off

If any following condition is satisfied, the heater will be off power:

1. The compressor is power off.

2. RT≥24

3. ICT≥48

4. The IDU Fan is not running

5. Entering into sleep mode.

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Electra OU10-47T ST Manual de Serviço Página 43