en
Maintenance
Error
Cause
No alarm
The limit values
despite
defined in the
exceeding the
Air Guard were
limit values
changed.
defined in DIN
EN 12021
Purging does
No rights
not start.
available
Compressor off.
Compressed air
supply not
available
Error on the
Refer to the
gas detector,
instructions for
measured
use of the
value flashes
respective gas
in black on the
detector
touchscreen
6
Maintenance
NOTICE
All work, except for monthly work, must only be done by
Dräger Service or by authorised technical personnel.
Designation
Check measurement gas dampening mechanism for damage
Make sure hose connections are tight
Inspect the flow rates
Calibrate the electrochemical sensors
Calibrate PIR 7200
Check the functionality of the differential pressure sensor
Calibrate PID 5000
Replace Dräger-Tubes for gas treatment
Replace the front insulation of the UV lamp of the PID 5000
Have an electrician ensure that the screw connections on the
electrical components are tight
Replace the measurement gas dampening mechanism
Calibrate the moisture sensor
Replace the sensor block of the PID 5000
Replace the UV lamp of the PID 5000
Overhaul the pressure reducer
1) This corresponds to, for example, a continuous operation of 365 days.
2) This corresponds to, for example, a continuous operation of 730 days.
24
Remedy
Have authorised technical
personnel correct the limit
values.
Log in as the system
administrator
Start the compressor.
Establish compressed air
supply.
Purge the lines. If the
error persists, contact
DrägerService.
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