12E5119 Instruction Manual QuickTOC
®
ultra
IECEx 167
8 Care and Maintenance
8.3 Performing the Visual Inspections
LAR | PROCESS ANALYSERS AG
8.3.8 Injection Tube
1. Ensure that the analyser is in offline mode.
2. Check the cleanliness and elasticity of the injection tube between the solenoid valve and injection
needle.
3. If slight contamination is ascertained, the injection tube must be cleaned (Chapter 8.5.9 on
page 174).
4. If a higher level of contamination or damage is ascertained, the tube must be replaced
(Chapter 8.7.7 on page 191).
5. Once all test criteria are met, proceed with the next step..
Fig. 117: Injection unit
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