Use this tab to view the product structure for the vehicle calculated in the
Forecast Information/Per Part No tab, broken down to all serial 
parts. For all serial parts, a calculation like the one described in the 
Forecast Information/Per Maint Group tab for vehicles will de conducted. 
The same proportional numbers will be used for both serial parts and the vehicle 
which these are a part of.
Besides forecast per year, forecast per month is also showed. The forecast per 
month are used for due date calculation for serials. Planned average value for 
triggering operational parameter per maintenance group will automatically be 
updated.