Figure 2 shows the templates required to represent a deferred scheduled maintenance activity message. The templates shown in yellow in Figure 2 are standard OASIS template. Those shown in light green are business templates developed specifically for the MoDAvDEX context.

Further details of how to represent scheduled maintenance using ISO 10303 239 PLCS is provided in Aviation Maintenance DEX: Representing deferred activities - PLCS representation.

The following mandatory templates are shown in Figure 2 and used to represent different aspects of the scheduled maintenance activity.

Template: #0 MoDAvDEX.MoDAvDEXmessage

The template: #0 MoDAvDEX.MoDAvDEXmessage (Figure 2) is used to represent the message meta data.

Template: #1 MoDAvDEX.work_order

The template: #1 MoDAvDEX.work_order (Figure 2) is used to represent the maintenance work order and planned activity that has been deferred.

Template: #2 MoDAvDEX.referencing_maintenance_task

The template: #2 MoDAvDEX.referencing_maintenance_task (Figure 2) is used to identify the standard maintenance task that has been deferred.

Template: #4 MoDAvDEX.life_deferment

The template: #4 MoDAvDEX.life_deferment (Figure 2) is used to represent the deferred life of the reportable item. The life property values that will will trigger the deferred activity.

Template: #6 assigning_asserted_state

The template: #6 assigning_asserted_state (Figure 2) is used to represent the deferred state of the Directed_activity instantiated by the MoDAvDEX.work_order.

Template: #8 MoDAvDEX.fault

The template: #8 MoDAvDEX.fault (Figure 2) is used to represent the deferred fault that whose rectification has been deferred.

Template: #9 MoDAvDEX.time_deferment

The template: #9 MoDAvDEX.time_deferment (Figure 2) is used to represents the date / time when the deferred maintenance activity should be undertaken.