PCME QAL 181 X, User Manual, Page: 96 / 106

- PCME QAL 181 MANUAL: 96 -
Please be aware that in order to carry out the following procedures it is best to be able to see
both the control unit and the sensor. Work at the platform (installation position) will be limited if
this is not possible - options include possibly using a portable control unit or use second person
with necessary communication capability.
Before carrying out any of the following cleaning procedures, please be aware as to the following;
•
Access to the maintenance mode is required.
•
For safety the laser should normally be off during these procedures.
•
Note the type of contamination and take appropriate health and safety measures.
•
Clean oil free compressed air is required at the site or distributor workshops.
•
Damp or sticky contamination will require solvents or other cleaners to enable their
removal using these procedures.
There are various levels of contamination that can occur. The following cleaning procedures are
written to address these various levels of contamination. Please refer to the diagram below for
identification purposes (there are also more specific diagrams throughout the following
procedures). Each level is identified by a brief description of where you are likely to find
contamination (Contamination), how you would identify the build up (Symptom), what tests you
can carry out to confirm where contamination is likely to be (Test) and also advises where you
would typically be able to carry out the cleaning procedure (Location).
Cross-
Drilling Hole
Outer Tube
End Cap
Exit Baffle
Entry Baffle
Beam Dump
Quartz Rod
Mirror
ND Filter
Quadrant
Inner Tube
Shield Tube Entry
Shutter
Quadrant
Spacer