ABB SCK, System Manual

Page: 187 / 244

42/23-81 EN Rev. 4 System Manual SCK Gas Sampling System 187
Gas sampling probe 60S: Replacing the seal set
 twice yearly
Always take the following safety measures when performing this work:
 Wear the general protective equipment.
 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 flap valve is closed.

Do not perform the work until the gas sampling system has cooled down.
Explanation of safety measures: Safety regulations for maintenance work on page
156.
 Wrench SW 22
 Socket head screwdriver
 O-rings
The following conditions must be met:
 The service switch is in the ON position, the gas sampling probe is completely
retracted from the kiln (see Operating the service switch on page 159).
 The EMERGENCY STOP switch is pressed.
Proceed as follows:
Step Procedure
1
Allow gas sampling probe to cool down.
WARNING! Risk of burning in the event of contact with the hot
probe. Do not touch the probe until it has cooled down to be-
low 50 °C.
Maintenance interval
Safety
measures
Tools required
Requirements
Instructions