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5.4.7
Inspecting the steam installation
Use the following check list to ensure that the steam installation was performed correctly:
– Steam distributor
Steam distributors (steam distribution pipe or MultiPipe steam distribution system) correctly
positioned and secured (screws tightened)?
Are the outlet orifices at right angles to the air flow for horizontal installation, or at 45 degree
angle for vertical installation?
– Steam hose
Maximum length of 4 m?
Minimum bend radius of 300 mm (5 x internal diameter with fixed piping)?
Have the instructions for hose layout been followed?
Steam hose: no sagging (condensate pocket) or condensate drain with trap (hose bend with a
minimum diameter of 200 mm) installed at the lowest point?
Fixed steam lines: properly insulated? Correct installation material used? Minimum internal
diameter maintained?
Steam hose or steam hose pieces securely attached with clamps?
Heat expansion during operation and shortening of the hose with ageing taken into considera-
tion?
– Condensate hose
Downslope of at least 20 %?
Trap (min. ø200 mm) in place and filled with water?
Condensate hose correctly connected and supported and not kinked?
