Weinmann OXYWAY Description Et Mode D'emploi De L'appareil page 5

Special information on the unit itself
Serial number (SN):
Serial number
Year made
The symbol on the scale of contents gage 1 is to remind
you that the pressure reducer must never be allowed to
come into contact with combustible substances (oil, alco-
hol, grease etc.), as these may cause explosive reactions
with oxygen.
The first two digits of the unit number indicate the year of
manufacture. The following five digits are used for conse-
cutive numbering of the individual units.
Instructions for use WM 16633 apply to devices up to
serial number 0849999.
Special information on the unit itself
Serial number
EN
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