TRAX MANUALS > Settings > Settings Module > Settings, Update Menu > P/N (Part Number) > P/N Master Buttons > Interchangeable Button, via P/N Master > P/N Interchangeability Buttons > NHA Effectivity Button, via P/N Interchangeability

The Next Higher Assembly button assigns Next Higher Assembly effectivity to its Next Lower Assembly.

Go to Settings/ Part Number. Select the Part Number and click on the Interchangeable button.

Note: This button only appears if Switch PN_NHA_EFF is set to Yes. For additional information, refer to Switch PN_NHA_EFF via the Settings Switches Manual.

Select the NHA Effectivity button from the One-Way multi-button:

Select the NHA Effectivity button and TRAX displays the following screen informing you that the displayed P/N has NHA effectivity for the displayed P/N:

In the case that the P/N does not have NHA effectivity for the displayed P/N, TRAX displays the screen as follows (the 'Select' checkbox is deselected and P/N information is highlighted in red):

Note: The Main Next Lower Assembly (NLA) must be defined in the P/N Next Lower Assembly for all interchangeables to work. To set up the Part Number as an Next Lower Assembly in the Part Number Master go to the PN Master and locate the NHA Part Number. Then, click on the NLA button and enter the NLA Part Number, as seen below:

If an NLA does not have the NHA Effectivity defined upon the Order Receiving, PN Initial Load or any of the points of part number entry, upon saving the PN Inventory Next Lower Assembly, as follows:

Then TRAX displays the following warning message: