Operation Manual / 4 Product description / A130-H.. - A140-H
6 Periodic maintenance work / 6.2 Cleaning components mechanically
6.2.4
Turbine-end, non-rotating parts
WARNING
Handling operating materials and supplies
Swallowing or inhaling vapours of operating materials and supplies or con-
tact with them may be harmful to health.
Do not breathe in these substances and avoid contact with the skin.
u
Ensure proper ventilation.
u
Observe the information in the material safety data sheet for the operat-
u
ing materials and supplies.
Wear personal protective equipment (PPE) according to the material
u
safety data sheet.
Comply with local legislation.
u
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 coked oil occur at the turbine end. The fol-
lowing parts, which are relevant in terms of performance, can be cleaned in accordance with
the description below.
Fig. 24: Turbine end, non-rotating parts
51000 Turbine casing
57002 Gas outlet flange
Dismantle the lamellar sealing ring (56005) in the nozzle ring.
u
Place contaminated parts in hot water or in a liquid such as brake cleaner to soften the
u
contamination.
Brush away the contamination or remove with a steam cleaner.
u
Repeat the soaking and brushing if necessary.
u
Use clean water to remove all traces of solvent from parts.
u
© Copyright 2020 ABB. All rights reserved.
56001 Nozzle ring
56005 Lamellar sealing ring
HZTL4030_EN
Rev.F
February 2020