Advertisement
c. add a shield or screen to reflect radiated heat away
from the detector, or
d. add cooling (refer to Sight Pipe Ventilation).
4. Remove the detector and clean the viewing window with
a soft, clean cloth.
5. Clean the inside of the sight pipe (if one is used) before
reinstalling the detector.
6. If the flame signal continues to be too low, replace the
plug-in amplifier (if the control has one).
7. If you still cannot obtain a proper flame signal, replace
the C7962B Flame Detector.
IMPORTANT
At the completion of troubleshooting, be sure to per-
form the Adjustments and Checkouts.
C7962B VISIBLE LIGHT FLAME DETECTOR
MAINTENANCE
Periodic Maintenance
1. Clean the viewing window and sight pipe (if used) when
necessary. Remove the detector and use a soft, clean
cloth to remove accumulated contaminants from the cell
surface.
2. Replace the C7962B if it is damaged in any way.
3. Keep the flame detection system adjusted for the
smoothest, most reliable operation as recommended by
the burner manufacturer.
7
65-0277—03
Advertisement
