GX-6000 Operator’s Manual
Chapter 6: Maintenance • 119
14 . Use this cotton swab to polish the PID lamp window. Use a circular motion, applying
light pressure to clean the lamp window. Do not touch the lamp window with your
fingers.
Figure 30: Polishing the Electrode Lamp Window
15 . Continue polishing until you can hear a squeaking sound made by the cotton swab
moving over the window surface. This usually occurs after about 15 seconds of
polishing.
16 . Remove the residual powder from the lamp window with a clean cotton swab. Take
care not to touch the tip of the cotton swab that is used to clean the lamp as this may
contaminate it with finger oil.
17 . Ensure the lamp is completely dry and any visible signs of contamination are
removed before reinstalling.
18 . Hold the electrode stack between the thumb and forefinger of one hand and place the
window end of the lamp inside the O-ring seal in the electrode stack with the other
hand as shown below.
Figure 31: Reinstalling the Electrode Lamp