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Section 5: AccuLase-GPA™ Maintenance and Repair
5.1 Overview
While the AccuLase-GPA™ has been designed to be a low maintenance analyzer, there will still be need to
perform the occasional maintenance procedure throughout its lifetime. This section of the manual is
intended to provide detailed instructions on performing some of the more common maintenance
procedures which may be required.
5.2 Extracting the Component Rail from the AccuLase-GPA™ D1 Enclosure
Should maintenance be required on any of the AccuLase-GPA™ components housed within the D1
explosion proof enclosure (see Figure 52), the following steps describe how to extract and gain access to
those components.
Figure 44: Cutaway Showing Components Contained within AccuLase-GPA™ D1 Enclosure
5.2.1 List of Materials Required
The following list of materials is required to complete the extraction process:
•
Set of SAE hex keys
•
Metric #2 hex key
•
Set of SAE wrenches
•
Small flathead screwdriver
•
Flashlight (optional)
5.2.2 Preparatory Steps
1.
Purge the analyzer with an inert gas, such as nitrogen.
2.
Disconnect the analyzer from the source of electrical power.
3.
The analyzer and its components may be hot, allow time for them to cool before handling.
5.2.3 Extracting the Component Rail
1.
Prior to disassembly, make note of the orientation and position of the individual parts as they
are removed. This will ensure they are reassembled correctly after maintenance is complete.
2.
Using a Metric #2 hex key, loosen the set screws holding the end caps of the enclosure in
place. See Figure 53.
