5.19 Replacing the LockSpray reference probe capillary
Replace the LockSpray reference probe capillary if it becomes blocked and you cannot clear it, or
if it becomes contaminated or damaged.
When replacing the reference probe capillary, you can also replace the microfilter. The microfilter
is provided, with manufacturer's instructions for fitting it, in the spares kit for the reference probe
assembly.
Figure 5–69: LockSpray reference probe capillary physical layout
Reference sprayer (behind baffle)
Microfilter
SealTight nut
Reference probe capillary
5.19.1 Removing the existing capillary
Required materials
• Chemical-resistant, powder-free gloves
• 4-mm open-end wrench
• Spares kit for the reference probe assembly
• Extender tool for the SealTight nut (included in the spares kit)
March 17, 2021, 715005046 Ver. 03
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