ABB SCK - Page 117

OI/SCK
-EN Rev. E Operating instruction SCK Gas Sampling System 117
Proceed as follows to check the compressed air:
Step
Procedure
1
Check the quality of the compressed air at the connection to
the customer-side compressed-air system using a white cloth
(see compressed-air specifications above). If you observe any
oil, moisture or other impurities, abort start-up and do not
continue until these residues have been permanently eliminat-
ed.
Fill the compressed-air oiler before switching on the gas sampling system:
Step
Procedure
1
Shut off the compressed-air using the gate valve
(1)
in the pneumat-
ic box of the probe retractor.
2
Completely drain the compressed-air tank (if present).
3
Unscrew the tank on the compressed-air oiler -J74 by turning it
counter-clockwise, fill suitable oil to the top quarter in the top in-
spection window and screw tank back on.
4
Remove any oil residue with a cloth.
5
Open the compressed-air gate valve (1) again.
Checking
compressed-air
supply
Filling the
compressed-air oiler