ABB SCK - Checking General Condition

140 System Manual SCK Gas Sampling System 42/23-81 EN Rev. 4
Checking general condition
Observe all safety instructions in the section Safety regulations for operation on
page 136 when performing this work.
When the gas sampling system is in operation, monitor the general condition of the
system on a daily basis:
Module Procedure
Retractor in-
cluding probe
Check general condition of retractor with regard to the fol-
lowing:
 general damage
 missing or loose covers
 visible damage to electric cables
 hose and pipe leaks
 drive chain:
 chain tension
 chain link wear
 compressed-air oiler
 damage
 leaks
 oil level
 gas sampling probe:
 signs of wear (e.g. polished metal surfaces)
Cooling module
Check general condition of cooling module with regard to the
following:
 general damage
 missing or loose covers
 visible damage to electric cables
 hose and pipe leaks
Control cabinet
Check general condition of control cabinet with regard to the
following:
 general damage
 missing or loose covers
 visible damage to electric cables
 dripping water or other liquids
Compressed-air
tank(optional)
Check general condition of compressed-air tank with regard
to the following:
 visible damage
If there are any defects that impact safety, inform the responsible maintenance
personnel. If cleaning is necessary, follow the instructions in Checking the condition
of the system, cleaning the system on page 161.
Check the duct opening for clogging at regular intervals and clean if necessary.
Note: Inserting the gas sampling probe when the duct opening is clogged can lead
to damage to the probe. The same applies to re-inserting the gas sampling probe
after prolonged standstill of the sampling system.
Condition of the
sampling system
Checking the
duct opening