HOW TO READ THE SPARE PARTS CATALOGUE
In the spare part catalogue, after the exploded diagrams, there are the components lists of
the boilers; this is the meaning of the different columns:
Pos Identification number of the component in the exploded diagram of the boiler.
Description Short description of the component.
Code Spare part code of the component.
Tab. XX XX is the exploded diagram number of the boiler taken into consideration.
From serial number Date (year and week) identifying the beginning of production of a component (taken
from the serial number of the boiler).
e.g. B005: year 2000 (B identifies the decade 2000-2009; 0 identifies the year) – 5
th
week.
If the box is empty, the component is in use from the beginning of production of the
boiler.
To serial number Date (year and week) identifying the end of production of a component (taken from
the serial number of the boiler).
e.g. B012: year 2000 (B identifies the decade 2000-2009; 0 identifies the year) –
12
th
week.
If the box is empty, the component is still in use.
Interchangeable It identifies the interchangeability between the new component and the old one.
YES: components are interchangeable.
NO: components are not
interchangeable.