174 System Manual SCK Gas Sampling System 42/23-81 EN Rev. 4
Gas sampling probe H: Removing incrustations
daily (or as required)
Always take the following safety measures when performing this work:
Wear a face mask against heat, heat-proof gloves and protective welder's cloth-
ing.
Turn the service switch to ON and secure the service switch against unauthor-
ized switching (with a padlock).
Additionally press the EMERGENCY STOP switch.
Do not enter the danger area around the retractor until it is at standstill and the
warning lamps and buzzer are off and the shutter is closed.
Do not perform the work until the gas sampling system has cooled down.
Lock the shutter when you start the work, unlock the shutter after finishing the
work.
Always keep the floor around the gas sampling system clean and dry.
Explanation of safety measures: Safety regulations for maintenance work on page
156.
Chisel
Hammer
Maintenance interval
Safety
measures
Tools required