Periodic Maintenance; Table 69: Maintenance Interval - ABB PT003888 Operation Manual

Operation Manual / Power2 340-H / Low-pressure stage
15 Gas piping (option) / 15.2 Periodic maintenance
15.2

Periodic maintenance

Component to be maintained
Gas piping
Table 69: Maintenance interval
The following maintenance work must be carried out on the gas piping:
If present: Remove insulation.
u
Perform a visual inspection for cracks and deposits.
u
Always replace bellows with cracks with a new bellows.
Remove any deposits found on the bellows mechanically (using brushes).
Perform a visual inspection of the sealing points (flange connection to the gas inlet cas-
u
ing and gas outlet casing).
Always replace bellows with damaged sealing locations with a new bellows.
Always replace dismantled gaskets with new gaskets.
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Recommended cleaning interval
At every disassembly
HZTL4053_EN
Operating state
Engine stopped
Rev.F March 2022