Corrective Maintenance - Aastra AXD Installation And Maintenance Manual

7.4

Corrective maintenance

7.4.1 Description
7.4.1.1 Structure of exchange records
The exchange records include (see Figure 7.1 ):
• a header containing the number and title of the record,
• a set of headings giving logistic information relating to the task:
- the equipment availability (see section 7.2.1),
- the number of operators,
- the duration of the task,
- the means required for performing the task,
- the ingredients and consumables used,
• a main body, describing the operations to perform, broken down into 4 sections:
- Removal:
This section describes all the operations required to remove the element. It is
displayed in the form of a table with two columns:
- the first column lists only the main actions to be performed,
- the second column provides the detailed removal procedure to be carried out,
plus any comments.
- Reassembly:
This section describes all the operations required to reassemble the element. It is
displayed in the form of a table with two columns:
- the first column lists only the main actions to be performed,
- the second column provides the detailed procedure to be carried out to put back
the subassembly, plus any comments.
The description of exchange operations is based on figures providing a physical
description of the subassembly. If required, an additional removal/reassembly figure
shows the fittings and connections of the subassembly.
AMT/PTD/PBX/0058/4/6/EN
Page 406 01/2011
Installation and Maintenance Manual - Aastra 5000
Maintenance