ABB A145-M56 Operation Manual page 90

Operation Manual / 4 Product description / A130-M.. - A145-M..
6 Periodic maintenance work
6.4.4 Turbine-end, non-rotating parts
Handling operating materials and supplies
Swallowing or inhaling vapours of operating materials and supplies or con-
tact with them may be harmful to health.
WARNING
Do not breathe in these substances and avoid contact with the skin.

Ensure proper ventilation.

Observe the information in the material safety data sheet for the operating

materials and supplies.
Wear personal protective equipment (PPE) according to the material safe-

ty data sheet.
Comply with local legislation.

Wear safety goggles.
Wear safety gloves to protect against chemical hazards.
Wear a respiratory mask to protect against gases.
Baked layers of contamination, for example, from heavy fuel oil or coked oil occur at the tur-
bine end. The following parts, which are relevant in terms of performance, can be cleaned in
accordance with the description below.
Figure 26: Turbine end, non-rotating parts
51000 Turbine casing
57002 Gas outlet flange
Dismantle the lamellar sealing ring (56005) in the nozzle ring.

Place contaminated parts in hot water or in a liquid such as carbon remover to soften the

contamination.
Brush away the contamination or remove with a steam cleaner.

If necessary, repeat soaking and brushing.

Use clean water to completely clean parts of any solvents.

Dry components completely.

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56001 Nozzle ring
56005 Lamellar sealing ring
HZTL4031_EN
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Revision E January 2017