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- Keep heat-exchangers in a clean state as long as possible.
- Lengthen duration of stoking campaigns between two periodical cleanings, made every six weeks approximately.
- Improve the efficiency of humid cleanings to eliminate acid corrosion under the deposits.
- To increase consequently the amount of burnt refusals.
- Increase when possible the frequency for mechanical soot-cleaning (steam), 3 per each 8 hour shifts.
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