Air Temperature Control Module - Dräger 8000 IC Operating Instructions Manual

Air Temperature Control
Modul

Air Temperature Control Module

Problem/Message
LED ±1.5 °C flashing.
Display of measured value flashing.
intermittent audible alarm.
T T T T
Red LED flashing.
Measured value display flashing.
Intermittent audible alarm.
S S S S
Red LED flashing.
Measured value display flashing.
Continuous audible alarm.
Red LED Sensor lit.
Three dashes flashing in center of
display for measured values.
Continuous audible alarm.
Err flashing in display for
measured values
Red LED Inop. in main module lit.
Continuous audible alarm.
Likely Causes
Air temperature in incubator is
deviating from set value by
more than ±1.5 °C.
Air temperature above 38 °C
(for temperature setting in range
up to 37 °C). or
Air temperature above 40 °C
(for temperature settting in range
Fan wheel not installed.
Fan wheel not rotating or rotating
too slowly.
Defective air temperature sensor.
Incubator temperature below 5 °C.
Temperature sensor disconnected.
Defect in air temperature control
module.
Troubleshooting
°C LUFT/AIR
Control
°C
>37 °C
°C
>37 °C
±1,5 °C
Reset
Control
Sensor
Remedy
Temperature below set value:
Close openings in hood and
wait for incubator to warm up.
Temperature above set value:
Avoid additional heat sources
(lamps, radiators, sunlight). Wait
until incubator has cooled down.
Avoid additional heat sources
(lamps, radiators, sunlight). Wait
until incubator has cooled down.
Press ƒ key when temperature
has dropped below the alarm
threshold for overtemperature.
Install fan wheel.
Check that fan is properly
seated on drive shaft.
Call DrägerService.
Wait for incubator to warm up fully.
Connect temperature sensor.
Call DrägerService.
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