ABB SCK - Page 162

162 Operating instruction SCK Gas Sampling System OI/SCK-EN Rev. E
How to put the system into maintenance mode:
Step Procedure
1
Make sure that no-one is standing in the area of probe retrac-
tor travel.
2
On the control cabinet: Turn service switch -S31
(1)
clockwise to
the ON position.
WARNING! Actuating the service switch moves the probe out of
the kiln. Do not stand in the area of travel of the probe or
probe carriage until the probe has reached its end position
and the warning lamps go out.
Result: The gas sampling probe is automatically retracted out
of the kiln; the controller displays the Maintenance message.
3
Secure the service switch against unauthorized actuation.
4
When working on the retractor and gas sampling probe, addi-
tionally actuate the EMERGENCY-STOP switch for reasons of
safety.
5
Perform maintenance tasks.
6
Leave danger area around the retractor and close the protec-
tive installation.
7
Turn service switch -S31 counter-clockwise to the OFF position.
8
Re-insert the probe using the controller.
Path:Operation ► Probe ► Probe Action ► Insert
WARNING! The probe moves into the kiln. Do not stand in the
area of travel of the probe or probe carriage.
Instructions